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HomeMy WebLinkAboutBID - 5874 ELECTRICAL FOR ALTERNATE FUEL BUILDING TRANSF (2)ALTERNATE FUELS STATION SECT. NO. SECTION TITLE DIVISION 16 - ELECTRICAL 16050 BASIC ELECTRICAL MATERIALS AND METHODS 16060 GROUNDING AND BONDING 16130 RACEWAYS AND BOXES 16140 WIRING DEVICES 16145 NON -REVERSING CONTACTORS 16410 ENCLOSED SWITCHES 16442 PANELBOARDS 16461 DRY -TYPE TRANSFORMERS (1000 V AND LESS) 16491 FUSES 16511 LIGHTING ALTERNATE FUELS STATION SECTION 16060 - GROUNDING AND BONDING PART 1-GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes methods and materials for grounding systems and equipment. 1.3 QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. B. Comply with UL 467 for grounding and bonding materials and equipment. PART2-PRODUCTS 2.1 CONDUCTORS A. Insulated Conductors: Copper wire or cable insulated for 600 V unless otherwise required by applicable Code or authorities having jurisdiction. B. Bare Copper Conductors: 1. Solid Conductors: ASTM B 3. 2. Stranded Conductors: ASTM B 8. 3. Bonding Conductor: No. 4 or No. 6 AWG, stranded conductor. 4. Bonding Jumper: Copper tape, braided conductors, terminated with copper ferrules; I- 5/8 inches (41 mm) wide and 1/16 inch (1.6 mm) thick. 2.2 CONNECTORS A. Listed and labeled by a nationally recognized testing laboratory acceptable to authorities having jurisdiction for applications in which used, and for specific types, sizes, and combinations of conductors and other items connected. B. Bolted Connectors for Conductors and Pipes: Copper or copper alloy, bolted pressure -type, with at least two bolts. GROUNDING AND BONDING 16060 - 1 ALTERNATE FUELS STATION Pipe Connectors: Clamp type, sized for pipe. C. Welded Connectors: Exothermic -welding kits of types recommended by kit manufacturer for materials being joined and installation conditions. 2.3 GROUNDING ELECTRODES A. Ground Rods: Copper -clad steel, sectional type; 3/4 inch by10 feet (19 mm by 3 m) diameter. PART 3 - EXECUTION 3.1 APPLICATIONS A. Conductors: Install solid conductor for No. 8 AWG and smaller, and stranded conductors for No. 6 AWG and larger, unless otherwise indicated. B. Underground Grounding Conductors: Install bare copper conductor. 1. Bury at least 24 inches (600 mm) below grade. C. Conductor Terminations and Connections: 1. Pipe and Equipment Grounding Conductor Terminations: Bolted connectors. 2. Underground Connections: Welded connectors, except at test wells and as otherwise indicated. 3. Connections to Structural Steel: Welded connectors. 3.2 EQUIPMENT GROUNDING A. Install insulated equipment grounding conductors with all feeders and branch circuits. B. Install insulated equipment grounding conductors with the following items, in addition to those required by NFPA 70: I. Feeders and branch circuits. 2. Lighting circuits. 3. Receptacle circuits. 4. Single-phase motor and appliance branch circuits. 5. Three-phase motor and appliance branch circuits. 6. Flexible raceway runs. 3.3 INSTALLATION A. Grounding Conductors: Route along shortest and straightest paths possible, unless otherwise indicated or required by Code. Avoid obstructing access or placing conductors where they may be subjected to strain, impact, or damage. GROUNDING AND BONDING 16060 - 2 ALTERNATE FUELS STATION B. Common Ground Bonding with Lightning Protection System: Comply with NFPA 780 and UL 96 when interconnecting with lightning protection system. Bond electrical power system ground directly to lightning protection system grounding conductor at closest point to electrical service grounding electrode. Use bonding conductor sized same as system grounding electrode conductor, and install in conduit. C. Ground Rods: Drive rods until tops are 2 inches (50 mm) below final grade, unless otherwise indicated. Interconnect ground rods with grounding electrode conductor below grade and as otherwise indicated. Make connections without exposing steel or damaging coating, if any. 2. For grounding electrode system, install at least two rods spaced at least one -rod length from each other and connect to the service grounding electrode conductor. D. Bonding Straps and Jumpers: Install in locations accessible for inspection and maintenance, except where routed through short lengths of conduit. 1. Bonding to Structure: Bond straps directly to basic structure, taking care not to penetrate any adjacent parts. 2. Bonding to Equipment Mounted on Vibration Isolation Hangers and Supports: Install so vibration is not transmitted to rigidly mounted equipment. 3. Use exothermic -welded connectors for outdoor locations, but if a disconnect -type connection is required, use a bolted clamp. E. Grounding and Bonding for Piping: Bond each aboveground portion of gas piping system downstream from equipment shutoff valve. F. Ufer Ground (Concrete -Encased Grounding Electrode): Fabricate according to NFPA 70, using a minimum of 20 feet (6 m) of bare copper conductor not smaller than No. 4 size> AWG. 1. If concrete foundation is less than 20 feet (6 m) long, coil excess conductor within base of foundation. 2. Bond grounding conductor to reinforcing steel in at least four locations and to anchor bolts. Extend grounding conductor below grade and connect to structure grounding grid or to grounding electrode external to concrete. 3.4 FIELD QUALITY CONTROL A. Perform the following tests and inspections and prepare test reports: After installing grounding system but before permanent electrical circuits have been energized, test for compliance with requirements. B. Report measured ground resistances that exceed the following values: 1. Power and Lighting Equipment or System with Capacity 500 kVA and Less: 10 ohms. GROUNDING AND BONDING 16060 - 3 ALTERNATE FUELS STATION C. Excessive Ground Resistance: If resistance to ground exceeds specified values, notify Architect promptly and include recommendations to reduce ground resistance. END OF SECTION 16060 GROUNDING AND BONDING 16060 - 4 ALTERNATE FUELS STATION SECTION 16130 - RACEWAYS AND BOXES PART 1-GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes raceways, fittings, boxes, enclosures, and cabinets for electrical wiring. 1.3 DEFINITIONS A. EMT: Electrical metallic tubing. B. ENT: Electrical nonmetallic tubing. C. FMC: Flexible metal conduit. D. IMC: Intermediate metal conduit. E. LFMC: Liquidtight flexible metal conduit. F. LFNC: Liquidtight flexible nonmetallic conduit. G. RNC: Rigid nonmetallic conduit. 1.4 QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. B. Comply with NFPA 70. 1.5 COORDINATION A. Coordinate layout and installation of raceways, boxes, enclosures and cabinets, with other construction. RACEWAYS AND BOXES 16130 - 1 ALTERNATE FUELS STATION PART 2-PRODUCTS 2.1 MANUFACTURERS A. In other Part 2 articles where subparagraph titles below introduce lists, the following requirements apply for product selection: 1. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the manufacturers specified. 2.2 METAL CONDUIT AND TUBING A. Manufacturers: 1. AFC Cable Systems, Inc. 2. Alflex Inc. 3. Anamet Electrical, Inc.; Anaconda Metal Hose. 4. Electri-Flex Co. 5. Grinnell Co./Tyco International; Allied Tube and Conduit Div 6. LTV Steel Tubular Products Company. 7. Manhattan/CDT/Cole-Flex. 8. O-Z Gedney; Unit of General Signal. 9. Wheatland Tube Co. B. Rigid Steel Conduit: ANSI C80.1. C. Plastic -Coated Steel Conduit and Fittings: NEMA RN 1. D. EMT and Fittings: ANSI C80.3. 1. Fittings: Compression type. E. FMC: Zinc -coated steel. F. LFMC: Flexible steel conduit with PVC jacket. G. Fittings: NEMA FB 1; compatible with conduit and tubing materials. 2.3 NONMETALLIC CONDUIT AND TUBING A. Manufacturers: 1. American International. 2. Anamet Electrical, Inc.; Anaconda Metal Hose. 3. Amco Corp. 4. Cantex Inc. 5. Certainteed Corp.; Pipe & Plastics Group. 6. Condux International. RACEWAYS AND BOXES 16130 - 2 ALTERNATE FUELS STATION 7. ElecSYS, Inc. 8. Electri-Flex Co. 9. Lamson & Sessions; Carlon Electrical Products. 10. Manhattan/CDT/Cole-Flex. 11. RACO; Division of Hubbell, Inc. 12. Spiralduct, Inc./AFC Cable Systems, Inc. 13. Thomas & Betts Corporation. B. RNC: NEMA TC 2, Schedule 40 and Schedule 80 PVC. C. RNC Fittings: NEMA TC 3; match to conduit or tubing type and material. D. LFNC: UL 1660. 2.4 BOXES, ENCLOSURES, AND CABINETS A. Manufacturers: 1. Cooper Crouse -Hinds; Div. of Cooper Industries, Inc. 2. Emerson/General Signal; Appleton Electric Company. 3. Erickson Electrical Equipment Co. 4. Hoffman. 5. Hubbell, Inc.; Killark Electric Manufacturing Co. 6. O-Z/Gedney; Unit of General Signal. 7. RACO; Division of Hubbell, Inc. 8. Robroy Industries, Inc.; Enclosure Division. 9. Scott Fetzer Co.; Adalet-PLM Division. 10. Spring City Electrical Manufacturing Co. 11. Thomas & Betts Corporation. 12. Walker Systems, Inc.; Wiremold Company (The). 13. Woodhead, Daniel Company; Woodhead Industries, Inc. Subsidiary. B. Cast -Metal Outlet and Device Boxes: NEMA FB 1, Type FD, with gasketed cover. C. Nonmetallic Outlet and Device Boxes: NEMA OS 2. D. Cast -Metal Pull and Junction Boxes: NEMA FB 1, cast aluminum with gasketed cover. E. Cabinets: NEMA 250, Type 3R, galvanized steel box, finished inside and out with manufacturer's standard enamel. Hinged door in front cover with flush latch and concealed hinge. Key latch to match panelboards. Include metal barriers to separate wiring of different systems and voltage. 2.5 FACTORY FINISHES A. Finish: For raceway, enclosure, or cabinet components, provide manufacturer's standard paint applied to factory -assembled surface raceways, enclosures, and cabinets before shipping. RACEWAYS AND BOXES 16130 - 3 ALTERNATE FUELS STATION PART 3 - EXECUTION 3.1 RACEWAY APPLICATION A. Outdoors: ri C. f7 3.2 A. B. C. D. E. F. 1. 2. 3. 4. 5. A Exposed: Rigid steel. Concealed: Rigid steel. Underground, Single Run: RNC. Underground, Grouped: RNC. Connection to Vibrating Equipment Equipment: LFMC. (Including Transformers or Motor -Driven Boxes and Enclosures: NEMA 250, Type 4. Hazardous Area: 1. Exposed: Rigid Steel. 2. Boxes and Enclosures: Suitable for Class 1 Division 1. Minimum Raceway Size: 1/2-inch trade size (DN 16). Raceway Fittings: Compatible with raceways and suitable for use and location. PVC Externally Coated, Rigid Steel Conduits: Use only fittings approved for use with that material. Patch all nicks and scrapes in PVC coating after installing conduits. INSTALLATION Complete raceway installation before starting conductor installation. Support raceways as specified in Division 16 Section 'Basic Electrical Materials and Methods." Install temporary closures to prevent foreign matter from entering raceways. Protect stub -ups from damage where conduits rise through slabs. Arrange so curved portions of bends are not visible above the finished slab. Make bends and offsets so ID is not reduced. Keep legs of bends in the same plane and keep straight legs of offsets parallel, unless otherwise indicated. Install exposed raceways parallel or at right angles to nearby surfaces or structural members and follow surface contours as much as possible. 1. Run parallel or banked raceways together on common supports. 2. Make parallel bends in parallel or banked runs. Use factory elbows only where elbows can be installed parallel; otherwise, provide field bends for parallel raceways. G. Join raceways with fittings designed and approved for that purpose and make joints tight. RACEWAYS AND BOXES 16130 - 4 ALTERNATE FUELS STATION Use insulating bushings to protect conductors. H. Terminations: 1. Where raceways are terminated with threaded hubs, screw raceways or fittings tightly into hub so end bears against wire protection shoulder. Where chase nipples are used, align raceways so coupling is square to box; tighten chase nipple so no threads are exposed. I. Install pull wires in empty raceways. Use polypropylene or monofilament plastic line with not less than 200-lb (90-kg) tensile strength. Leave at least 12 inches (300 mm) of slack at each end of pull wire. J. Telephone and Signal System Raceways, 2-Inch Trade Size (DN 53) and Smaller: In addition to above requirements, install raceways in maximum lengths of 150 feet (45 m) and with a maximum of two 90-degree bends or equivalent. Separate lengths with pull or junction boxes where necessary to comply with these requirements. K. Install raceway sealing fittings at suitable, approved, and accessible locations and fill them with UL-listed sealing compound. 1. Where otherwise required by NFPA 70. L. Flexible Connections: Use maximum of 72 inches (1830 mm) of flexible conduit for equipment subject to vibration, noise transmission, or movement; and for all motors. Use LFMC in damp or wet locations. Install separate ground conductor across flexible connections. M. Install hinged -cover enclosures and cabinets plumb. Support at each corner. Field install weatherproof control devices mounted in cover. 3.3 PROTECTION A. Provide final protection and maintain conditions that ensure coatings, finishes, and cabinets are without damage or deterioration at time of Substantial Completion. 1. Repair damage to galvanized finishes with zinc -rich paint recommended by manufacturer. 2. Repair damage to PVC or paint finishes with matching touchup coating recommended by manufacturer. 3.4 CLEANING A. After completing installation of exposed, factory -finished raceways and boxes, inspect exposed finishes and repair damaged finishes. END OF SECTION 16130 RACEWAYS AND BOXES 16130 - 5 ALTERNATE FUELS STATION SECTION 16140 - WIRING DEVICES PART1-GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following: 1. Duplex receptacles, ground -fault circuit interrupters. 2. Snap switches and dimmer switches. 3. Device wall plates. 1.3 DEFINITIONS A. EMI: Electromagnetic interference. B. GFCI: Ground -fault circuit interrupter. C. PVC: Polyvinyl chloride. D. RFI: Radio -frequency interference. E. TVSS: Transient voltage surge suppressor. F. UTP: Unshielded twisted pair. 1.4 SUBMITTALS A. Product Data: For each type of product indicated. 1.5 QUALITY ASSURANCE A. Source Limitations: Obtain each type of wiring device through one source from a single manufacturer. B. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. C. Comply with NFPA 70. WIRING DEVICES 16140 - 1 ALTERNATE FUELS STATION SECTION 16050 - BASIC ELECTRICAL MATERIALS AND METHODS PART1-GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division I Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following: 1. Building wire and connectors. 2. Supporting devices for electrical components. 3. Electrical identification. 4. Electricity -metering components. 5. Concrete equipment bases. 6. Electrical demolition. 7. Cutting and patching for electrical construction. 8. Touchup painting. 1.3 SUBMITTALS A. Product Data: For electricity -metering equipment. 1.4 QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. B. Comply with NFPA 70. 1.5 COORDINATION A. Coordinate chases, slots, inserts, sleeves, and openings with general construction work and arrange in structure during progress of construction to facilitate the electrical installations that follow. Set inserts and sleeves in poured -in -place concrete, masonry work, and other structural components as they are constructed. B. Sequence, coordinate, and integrate installing electrical materials and equipment for efficient flow of the Work. BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 1 ALTERNATE FUELS STATION PART2-PRODUCTS 2.1 MANUFACTURERS A. Manufacturers: Subject to compliance with requirements, provide products by one of the following: 1. Wiring Devices: a. Bryant Electric, Inc./Hubbell Subsidiary. b. Eagle Electric Manufacturing Co., Inc. C. Hubbell Incorporated; Wiring Device-Kellems. d. Leviton Mfg. Company Inc. e. Pass & Seymour/Legrand; Wiring Devices Div. 2.2 RECEPTACLES A. Straight -Blade -Type Receptacles: Comply with NEMA WD 1, NEMA WD 6, DSCC W-C- 596G, and UL 498. B. Straight -Blade and Locking Receptacles: Heavy -Duty grade. C. GFCI Receptacles: Straight blade, feed -through type, Heavy -Duty grade, with integral NEMA WD 6, Configuration 5-20R duplex receptacle; complying with UL 498 and UL 943. Design units for installation in a 2-3/4-inch- (70-mm-) deep outlet box without an adapter. 2.3 SWITCHES A. Single -Pole Switches: Comply with DSCC W-C-896F and UL 20. B. Snap Switches: Heavy -Duty grade, quiet type. 2.4 WALL PLATES A. Single and combination types to match corresponding wiring devices. 1. Plate -Securing Screws: Metal with head color to match plate finish. 2. Material for Wet Locations: Cast aluminum with spring -loaded lift cover, and listed and labeled for use in "wet locations." 2.5 FINISHES A. Color: 1. Wiring Devices Connected to Normal Power System: Brown unless otherwise indicated or required by NFPA 70. WIRING DEVICES 16140 - 2 ALTERNATE FUELS STATION PART 3-EXECUTION 3.1 INSTALLATION A. Install devices and assemblies level, plumb, and square with building lines. B. Remove wall plates and protect devices and assemblies during painting. 3.2 CONNECTIONS A. Ground equipment according to Division 16 Section "Grounding and Bonding." B. Connect wiring according to Division 16 Section "Basic Electrical Materials and Methods." C. Tighten electrical connectors and terminals according to manufacturer's published torque - tightening values. If manufacturer's torque values are not indicated, use those specified in UL 486A and UL 486B. 3.3 FIELD QUALITY CONTROL A. Perform the following field tests and inspections and prepare test reports: 1. After installing wiring devices and after electrical circuitry has been energized, test for proper polarity, ground continuity, and compliance with requirements. 2. Test GFCI operation with both local and remote fault simulations according to manufacturer's written instructions. B. Remove malfunctioning units, replace with new units, and retest as specified above. END OF SECTION 16140 WIRING DEVICES 16140 - 3 ALTERNATE FUELS STATION SECTION 16145 —NON-REVERSING CONTACTORS PART I - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following devices: 1. Multipole contactors. B. Related Sections include the following: 1. Division 16 Section 'Raceways and Boxes" for contactor housing. 1.3 SUBMITTALS A. Product Data: For each type of product indicated. 1.4 QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. PART2-PRODUCTS 2.1 MANUFACTURERS A. In other Part 2 articles where titles below introduce lists, the following requirements apply to product selection: 1. Manufacturers: Subject to compliance with requirements, provide products by one of the manufacturers specified. 2.2 MULTIPOLE CONTACTORS A. Manufacturers: NON -REVERSING CONTACTORS 16145 - 1 ALTERNATE FUELS STATION 1. Cutler -Hammer; Eaton Corporation. 2, GE Industrial Systems; Total Lighting Control. 3. Sq. D. B. Description: Electrically operated and electrically held non -reversing 4-pole contactor. Sq. D LCIF or equal. 1. Current Rating for Switching: 400-amp inductive, 420-amp resistive. 2. Control -Coil Voltage: 120-volt. 3. Voltage Rating for Switching: 480- volt. 4. Switching poles: 4-poles to switch 3-phase wire and neutral wire. 5. Additional parts: a. Lug kit. b. Control transformer C. Weatherproof emergency shut off pushbutton. Large mushroom type, color red. d. Weatherproof reset pushbutton. e. Control relay f. Weatherproof enclosure with hinged door. g. Fuse protection of control circuits. PART 3 - EXECUTION 3.1 WIRING INSTALLATION A. Wiring within Enclosures: Bundle, lace, and train conductors to terminal points. Separate power -limited and nonpower-limited conductors according to conductor manufacturer's written instructions. B. Splices, Taps, and Terminations: Make connections only on numbered terminal strips in junction, pull, and outlet boxes; terminal cabinets; and equipment enclosures. C. Tighten electrical connectors and terminals according to manufacturer's published torque - tightening values. If manufacturer's torque values are not indicated, use those specified in UL 486A and UL 486B. 3.2 IDENTIFICATION A. Identify components and power and control wiring according to Division 16 Section "Basic Electrical Materials and Methods." B. Label contactors with a unique designation. Provide emergency and control labels on the enclosure door by the pushbuttons as indicated on the plans. 3.3 FIELD QUALITY CONTROL A. Perform the following field tests and inspections and prepare test reports: NON -REVERSING CONTACTORS 16145 - 2 ALTERNATE FUELS STATION 1. After installing equipment and after electrical circuitry has been energized, adjust and test for compliance with requirements. 2. Operational Test: Verify actuation of each sensor and adjust time delays. B. Remove and replace devices where test results indicate that they do not comply with specified requirements. END OF SECTION 16145 NON -REVERSING CONTACTORS 16145 - 3 ALTERNATE FUELS STATION SECTION 16410 - ENCLOSED SWITCHES PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and other Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following individually mounted, enclosed switches and circuit breakers: 1. Fusible switches. 2. Enclosures. 1.3 DEFINITIONS A. GD: General duty. B. GFCI: Ground -fault circuit interrupter. C. HD: Heavy duty. D. RMS: Root mean square. E. SPDT: Single pole, double throw. 1.4 SUBMITTALS A. Product Data: For each type of enclosed switch, accessory, and component indicated. Include dimensioned elevations, sections, weights, and manufacturers' technical data on features, performance, electrical characteristics, ratings, and finishes. 1. Enclosure types and details for types other than NEMA 250, Type 1. 2. Current and voltage ratings. 3. Short-circuit current rating. 1.5 QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. ENCLOSED SWITCHES 16410 - 1 ALTERNATE FUELS STATION B. Comply with NFPA 70. C. Product Selection for Restricted Space: Drawings indicate maximum dimensions for enclosed switches, including clearances between enclosures, and adjacent surfaces and other items. Comply with indicated maximum dimensions. 1.6 PROJECT CONDITIONS A. Environmental Limitations: Rate equipment for continuous operation under the following conditions, unless otherwise indicated: 1. Ambient Temperature: Not less than minus 22 deg F (minus 30 deg C) and not exceeding 104 deg F (40 deg C). 2. Altitude: Not exceeding 6600 feet (2010 m). 1.7 COORDINATION A. Coordinate layout and installation of switches, and components with other construction, including conduit, piping, equipment, and adjacent surfaces. Maintain required workspace clearances and required clearances for equipment access doors and panels. PART 2 - PRODUCTS 2.1 MANUFACTURERS A. In other Part 2 articles where titles below introduce lists, the following requirements apply to product selection: 1. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, manufacturers specified. 2.2 FUSIBLE AND NONFUSIBLE SWITCHES A. Manufacturers: 1. Eaton Corporation; Cutler -Hammer Products. 2. General Electric Co.; Electrical Distribution & Control Division. 3. Siemens Energy & Automation, Inc. 4. Square D/Group Schneider. B. Fusible Switch, 400 A and Smaller: NEMA KS 1, Type HD, with clips or bolt pads to accommodate specified fuses, lockable handle with capability to accept two padlocks, and interlocked with cover in closed position. C. Accessories: ENCLOSED SWITCHES 16410 - 2 ALTERNATE FUELS STATION I. Equipment Ground Kit: Internally mounted and labeled for copper ground conductors. 2. Neutral Kit: Internally mounted; insulated, capable of being grounded, and bonded; and labeled for copper neutral conductors. 3. Secondary surge arrestor for 3 phase system, 650 Vac phase -to -ground maximum. 2.3 ENCLOSURES A. NEMA AB 1 and NEMA KS 1 to meet environmental conditions of installed location. 1. Outdoor Locations: NEMA 250, Type 3R. PART 3 - EXECUTION 3.1 EXAMINATION A. Examine elements and surfaces to receive enclosed switches for compliance with installation tolerances and other conditions affecting performance. B. Proceed with installation only after unsatisfactory conditions have been corrected. 3.2 INSTALLATION A. Comply with applicable portions of NECA 1, NEMA PB 1.1, and NEMA PB 2.1 for installation of enclosed switches. B. Mount individual wall -mounting switches with tops at uniform height, unless otherwise indicated. 3.3 IDENTIFICATION A. Identify field -installed conductors, interconnecting wiring, and components; provide warning signs as specified in Division 16 Section 'Basic Electrical Materials and Methods." B. Enclosure Nameplates: Label each enclosure with engraved metal or laminated -plastic nameplate as specified in Division 16 Section 'Basic Electrical Materials and Methods." 3.4 CLEANING A. On completion of installation, vacuum dirt and debris from interiors; do not use compressed air to assist in cleaning. B. Inspect exposed surfaces and repair damaged finishes. END OF SECTION 16410 ENCLOSED SWITCHES 16410 - 3 ALTERNATE FUELS STATION SECTION 16442 - PANELBOARDS PART I - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division I Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following: L Distribution panelboards. 2. Lighting and appliance branch -circuit panelboards. 3. Load centers. 1.3 DEFINITIONS A. EMI: Electromagnetic interference. B. GFCI: Ground -fault circuit interrupter. C. RFI: Radio -frequency interference. D. RMS: Root mean square. E. SPDT: Single pole, double throw. 1.4 SUBMITTALS A. Product Data: For each type of panelboard, overcurrent protective device, transient voltage suppression device, accessory, and component indicated. Include dimensions and manufacturers' technical data on features, performance, electrical characteristics, ratings, and finishes. 1.5 QUALITY ASSURANCE A. Source Limitations: Obtain panelboards, overcurrent protective devices, components, and accessories through one source from a single manufacturer. B. Product Options: Drawings indicate size, profiles, and dimensional requirements of panelboards and are based on the specific system indicated. Refer to Division 1 Section "Product Requirements." PANELBOARDS 16442 - 1 ALTERNATE FUELS STATION C. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. D. Comply with NEMA PB 1. E. Comply with NFPA 70. 1.6 PROJECT CONDITIONS A. Environmental Limitations: Rate equipment for continuous operation under the following conditions, unless otherwise indicated: 1. Ambient Temperature: Not exceeding 104 deg F (40 deg C). 2. Altitude: Not exceeding 6600 feet (2000 m). B. Service Conditions: NEMA PB 1, usual service conditions, as follows: 1. Ambient temperatures within limits specified. 2. Altitude not exceeding 6600 feet (2000 m). 1.7 COORDINATION A. Coordinate layout and installation of panelboards and components with other construction that penetrates walls or is supported by them, including electrical and other types of equipment, raceways, piping, and encumbrances to workspace clearance requirements. 1.8 EXTRA MATERIALS A. Furnish extra materials described below that match products installed and that are packaged with protective covering for storage and identified with labels describing contents. Keys: Six spares for each type of panelboard cabinet lock. PART 2-PRODUCTS 2.1 MANUFACTURERS A. Manufacturers: Subject to compliance with requirements, provide products by one of the following: Panelboards, Overcurrent Protective Devices, Controllers, Contactors, and Accessories: a. Eaton Corporation; Cutler -Hammer Products. b. General Electric Co.; Electrical Distribution & Protection Div. C. Siemens Energy & Automation, Inc. d. Square D. PANELBOARDS 16442 - 2 ALTERNATE FUELS STATION C. Coordinate electrical service connections to components furnished by utility companies. 1. Coordinate installation and connection of exterior underground and services, including provision for electricity -metering components. 2. Comply with requirements of authorities having jurisdiction and of utility company providing electrical power and other services. D. Where electrical identification devices are applied to field -finished surfaces, coordinate installation of identification devices with completion of finished surface. PART 2-PRODUCTS 2.1 CONDUCTORS A. Conductors, No. 10 AWG and Smaller: Solid or stranded copper. B. Conductors, Larger Than No. 10 AWG: Stranded copper. C. Insulation: Thermoplastic, rated at 75 deg C minimum. D. Wire Connectors and Splices: Units of size, ampacity rating, material, type, and class suitable for service indicated. 2.2 SUPPORTING DEVICES A. Material: Cold -formed steel, with corrosion -resistant coating acceptable to authorities having jurisdiction. B. Metal Items for Use Outdoors or in Damp Locations: Hot -dip galvanized steel. C. Slotted -Steel Channel Supports: Flange edges turned toward web, and 9/16-inch- (14-mm-) diameter slotted holes at a maximum of 2 inches (50 mm) o.c., in webs. D. Pipe Sleeves: ASTM A 53, Type E, Grade A, Schedule 40, galvanized steel, plain ends. E. Expansion Anchors: Carbon -steel wedge or sleeve type. F. Toggle Bolts: All -steel springhead type. G. Powder -Driven Threaded Studs: Heat -treated steel. 2.3 ELECTRICAL IDENTIFICATION A. Identification Devices: A single type of identification product for each application category. Use colors prescribed by ANSI A13.1, NFPA 70, and these Specifications. B. Colored Adhesive Marking Tape for Raceways, Wires, and Cables: Self-adhesive vinyl tape, not less than 1 inch wide by 3 mils thick (25 mm wide by 0.08 mm thick). BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 2 ALTERNATE FUELS STATION 2.2 MANUFACTURED UNITS A. Enclosures: Surface -mounted cabinets. NEMA PB 1, Type 1. 1. Rated for environmental conditions at installed location. a. Outdoor Locations: NEMA 250, Type 3R. 2. Front: Secured to box with concealed trim clamps. For surface -mounted fronts, match box dimensions. 3. Hinged Front Cover: Entire front trim hinged to box and with standard door within hinged trim cover. 4. Finish: Manufacturer's standard enamel finish over corrosion -resistant treatment or primer coat. 5. Directory Card: With transparent protective cover, mounted in metal frame, inside panelboard door. B. Phase and Ground Buses: 1. Material: Hard -drawn copper, 98 percent conductivity. 2. Equipment Ground Bus: Adequate for feeder and branch -circuit equipment ground conductors; bonded to box. C. Conductor Connectors: Suitable for use with conductor material. 1. Main and Neutral Lugs: Mechanical type. 2. Ground Lugs and Bus Configured Terminators: Compression type. D. Service Equipment Label: UL labeled for use as service equipment for panelboards with main service disconnect switches. E. Future Devices: Mounting brackets, bus connections, and necessary appurtenances required for future installation of devices. 2.3 PANELBOARD SHORT-CIRCUIT RATING A. Fully rated to interrupt symmetrical short-circuit current available at terminals. 2.4 DISTRIBUTION PANELBOARDS A. Doors: Secured with vault -type latch with tumbler lock; keyed alike. B. Main Overcurrent Protective Devices: Circuit breaker. C. Branch Overcurrent Protective Devices: 1. For Circuit -Breaker Frame Sizes 125 A and Smaller: Plug-in circuit breakers. 2. For Circuit -Breaker Frame Sizes Larger Than 125 A: Bolt -on circuit breakers; plug-in circuit breakers where individual positive -locking device requires mechanical release for removal. PANELBOARDS 16442 - 3 ALTERNATE FUELS STATION 2.5 LIGHTING AND APPLIANCE BRANCH -CIRCUIT PANELBOARDS A. Branch Overcurrent Protective Devices: Plug-in circuit breakers, replaceable without disturbing adjacent units. B. Doors: Concealed hinges; secured with flush latch with tumbler lock; keyed alike. 2.6 LOAD CENTERS A. Overcurrent Protective Devices: Plug-in, full -module circuit breaker. B. Conductor Connectors: Mechanical type for main, neutral, and ground lugs and buses. 2.7 OVERCURRENT PROTECTIVE DEVICES A. Molded -Case Circuit Breaker: UL 489, with interrupting capacity to meet available fault currents. 1. Thermal -Magnetic Circuit Breakers: Inverse time -current element for low-level overloads, and instantaneous magnetic trip element for short circuits. B. Molded -Case Circuit -Breaker Features and Accessories: Standard frame sizes, trip ratings, and number of poles. 1. Lugs: Mechanical style, suitable for number, size, trip ratings, and conductor materials. 2. Multipole units enclosed in a single housing or factory -assembled to operate as a single unit. PART 3 - EXECUTION 3.1 INSTALLATION A. Install panelboards and accessories according to NEMA PB 1.1. B. Mount top of trim 74 inches (1880 mm) above finished floor, unless otherwise indicated. C. Mount plumb and rigid without distortion of box. D. Install overcurrent protective devices. E. Install filler plates in unused spaces. 3.2 IDENTIFICATION A. Identify field -installed conductors, interconnecting wiring, and components; provide warning signs as specified in Division 16 Section 'Basic Electrical Materials and Methods." PANELBOARDS 16442 - 4 ALTERNATE FUELS STATION B. Create a directory to indicate installed circuit loads. Obtain approval before installing. Use a computer or typewriter to create directory; handwritten directories are not acceptable. C. Panelboard Nameplates: Label each panelboard with engraved metal or laminated -plastic nameplate mounted with corrosion -resistant screws. 3.3 CONNECTIONS A. Ground equipment according to Division 16 Section "Grounding and Bonding." B. Connect wiring according to Division 16 Section 'Basic Electrical Materials and Methods." 3.4 FIELD QUALITY CONTROL A. Load Balancing: Tolerance: Difference exceeding 20 percent between phase loads, within a panelboard, is not acceptable. Rebalance and recheck as necessary to meet this minimum requirement. 3.5 CLEANING A. On completion of installation, inspect interior and exterior of panelboards. Remove paint splatters and other spots. Vacuum dirt and debris; do not use compressed air to assist in cleaning. Repair exposed surfaces to match original finish. END OF SECTION 16442 PANELBOARDS 16442 - 5 ALTERNATE FUELS STATION SECTION 16461 - DRY -TYPE TRANSFORMERS (600 V AND LESS) PART1-GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following types of dry -type transformers rated 600 V and less, with capacities up to 1000 kVA: 1. Distribution transformers. 2. Control and Signal transformers. 1.3 SUBMITTALS A. Product Data Include rated nameplate data, capacities, weights, dimensions, minimum clearances, installed devices and features, and performance for each type and size of transformer indicated. 1.4 QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. B. Comply with IEEE C 57.12.91. C. Energy -Efficient Transformers Rated 15 kVA and Larger: Certified as meeting NEW, TP 1, Class I efficiency levels when tested according to NEMA TP 2. 1.5 COORDINATION A. Coordinate size and location of concrete bases. Cast anchor -bolt inserts into bases. Concrete, reinforcement, and formwork requirements are specified in Division 3. DRY -TYPE TRANSFORMERS (600 V AND LESS) 16461 - 1 ALTERNATE FUELS STATION PART2-PRODUCTS 2.1 A. MANUFACTURERS Manufacturers: Subject to compliance with requirements, provide products by one of the following: 1. Acme Electric Corporation; Power Distribution Products Division. 2. Challenger Electrical Equipment Corp.; a division of Eaton Corp. 3. Computer Power Inc. 4. Controlled Power Co. 5. Cutler -Hammer. 6. Federal Pacific Transformer Company; Division of Electro-Mechanical Corp. 7. GE Electrical Distribution & Control. 8. Hammond Co.; Matra Electric, Inc. 9. Jefferson Electric, Inc. 10. Micron Industries Corp. 11. Siemens Energy & Automation, Inc. 12. Sola/Hevi-Duty Electric. 13. Square D/Groupe Schneider NA. 2.2 MATERIALS A. Is Ca 2.3 A. B. C. D. E. Description: Factory -assembled and -tested, air-cooled units for 60-Hz service. Cores: Grain -oriented, non -aging silicon steel. Coils: Continuous windings without splices, except for taps. 1. Internal Coil Connections: Brazed or pressure type. 2. Coil Material: Copper. DISTRIBUTION TRANSFORMERS Comply with NEMA ST 20, and list and label as complying with UL 1561. Provide transformers that are internally braced to withstand seismic forces specified in Division 16 Section 'Electrical Supports and Seismic Restraints." Cores: One leg per phase. Enclosure: Totally enclosed, nonventilated, with lifting eyes, NEMA 250, Type 3R. 1. Core and coil shall be encapsulated within resin compound, sealing out moisture and air. Outdoor Transformer Enclosure Finish: Comply with NEMA 250 for "Outdoor Corrosion Protection." 1. Finish Color. Gray. DRY -TYPE TRANSFORMERS (600 V AND LESS) 16461 - 2 ALTERNATE FUELS STATION F. Insulation Class: 220 deg C, UL-component-recognized insulation system with a maximum of 150 deg C rise above 40 deg C ambient temperature. G. Taps for Transformers 7.5 to 24 kVA: One 5 percent tap above and one 5 percent tap below normal full capacity. H. Low -Sound -Level Requirements: Minimum of 3 dBA less than NEMA ST 20 standard sound levels when factory tested according to IEEE C57.12.91. 2.4 CONTROL AND SIGNAL TRANSFORMERS A. Description: Self -cooled, two -winding dry type, rated for continuous duty, complying with NEMA ST 1, and listed and labeled as complying with UL 506. B. Ratings: Continuous duty. If rating is not indicated, provide at least 50 percent spare capacity above connected peak load. 2.5 SOURCE QUALITY CONTROL A. Test and inspect transformers according to IEEE C57.12.91. B. Factory Sound -Level Tests: Conduct sound -level tests on equipment for this Project. PART 3 - EXECUTION 3.1 EXAMINATION A. Examine conditions for compliance with enclosure- and ambient -temperature requirements for each transformer. B. Verify that field measurements are as needed to maintain working clearances required by NFPA 70 and manufacturer's written instructions. C. Examine floors for suitable mounting conditions where transformers will be installed. D. Proceed with installation only after unsatisfactory conditions have been corrected. 3.2 INSTALLATION A. Install floor -mounting transformers level on concrete bases.[ Construct concrete bases not less than 4 inches (100 mm) larger in both directions than supported unit and 4 inches (100 mm) high.] Anchor transformers to concrete bases according to manufacturer's written instructions. DRY -TYPE TRANSFORMERS (600 V AND LESS) 16461 - 3 ALTERNATE FUELS STATION 3.3 CONNECTIONS A. Ground equipment according to Division 16 Section "Grounding and Bonding." B. Connect wiring according to Division 16 Section "Basic Electrical Materials and Methods." C. Tighten electrical connectors and terminals according to manufacturer's published torque - tightening values. If manufacturer's torque values are not indicated, use those specified in UL 486A and UL 486B. 3.4 ADJUSTING A. Record transformer secondary voltage at each unit for at least 48 hours of typical occupancy period. Adjust transformer taps to provide optimum voltage conditions at secondary terminals. Optimum is defined as not exceeding nameplate voltage plus 10 percent and not being lower than nameplate voltage minus 5 percent. Submit recording and tap settings as test results. B. Output Settings Report: Prepare a written report recording output voltages and tap settings. END OF SECTION 16461 DRY -TYPE TRANSFORMERS (600 V AND LESS) 16461 - 4 ALTERNATE FUELS STATION SECTION 16491 - FUSES PART I - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following: 1. Cartridge fuses rated 600 V and less for use in switches and controllers 1.3 SUBMITTALS A. Product Data: Include the following for each fuse type indicated: 1. Dimensions and manufacturer's technical data on features, performance, electrical characteristics, and ratings. 2. Let -through current curves for fuses with current -limiting characteristics. 3. Time -current curves, coordination charts and tables, and related data. 4. Fuse size for elevator feeders and elevator disconnect switches. 1.4 QUALITY ASSURANCE A. Source Limitations: Obtain fuses from a single manufacturer. B. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. C. Comply with NEMA FU 1. D. Comply with NFPA 70. 1.5 PROJECT CONDITIONS A. Where ambient temperature to which fuses are directly exposed is less than 40 deg F (5 deg C) or more than 100 deg F (38 deg C), apply manufacturer's ambient temperature adjustment factors to fuse ratings. FUSES 16491 - 1 ALTERNATE FUELS STATION COORDINATION Coordinate fuse ratings with utilization equipment nameplate limitations of maximum fuse size. EXTRA MATERIALS Furnish extra materials described below that match products installed and that are packaged with protective covering for storage and identified with labels describing contents. 1. Fuses: Quantity equal to 10 percent of each fuse type and size, but no fewer than 3 of each type and size. PART 2-PRODUCTS 2.1 2.2 A. A. MANUFACTURERS Manufacturers: Subject to compliance with requirements, provide products by one of the following: 1. Cooper Bussman, Inc. 2. Eagle Electric Mfg. Co., Inc.; Cooper Industries, Inc. 3. Ferraz Shawmut, Inc. 4. Tracor, Inc.; Littelfuse, Inc. Subsidiary. CARTRIDGE FUSES Characteristics: NEMA FU 1, nonrenewable cartridge fuse; class and current rating indicated; voltage rating consistent with circuit voltage. PART 3 - EXECUTION 3.1 A. B. C. 3.2 A. FUSES EXAMINATION Examine utilization equipment nameplates and installation instructions. Install fuses of sizes and with characteristics appropriate for each piece of equipment. Evaluate ambient temperatures to determine if fuse rating adjustment factors must be applied to fuse ratings. Proceed with installation only after unsatisfactory conditions have been corrected. FUSE APPLICATIONS Service Entrance: Class T, fast acting. 16491 - 2 ALTERNATE FUELS STATION B. Motor Branch Circuits: Class RK5, time delay. C. Other Branch Circuits: Class RK5, time delay. 3.3 INSTALLATION A. Install fuses in fusible devices. Arrange fuses so rating information is readable without removing fuse. 3.4 IDENTIFICATION A. Install labels indicating fuse replacement information on inside door of each fused switch. END OF SECTION 16491 FUSES 16491 - 3 ALTERNATE FUELS STATION C. Underground Warning Tape: Permanent, bright -colored, continuous -printed, vinyl tape with the following features: 1. Not less than 6 inches wide by 4 mils thick (150 mm wide by 0.102 mm thick). 2. Compounded for permanent direct -burial service. 3. Embedded continuous metallic strip or core. 4. Printed legend that indicates type of underground line. D. Tape Markers for Wire: Vinyl or vinyl -cloth, self-adhesive, wraparound type with preprinted numbers and letters. E. Color -Coding Cable Ties: Type 6/6 nylon, self-locking type. Colors to suit coding scheme. F. Engraved -Plastic Labels, Signs, and Instruction Plates: Engraving stock, melamine plastic laminate punched or drilled for mechanical fasteners 1/16-inch (1.6-mm) minimum thickness for signs up to 20 sq. in. (129 sq. cm) and 1/8-inch (3.2-mm) minimum thickness for larger sizes. Engraved legend in black letters on white background. G. Exterior Warning and Caution Signs: Comply with 29 CFR, Chapter XVII, Part 1910.145. Weather -resistant, nonfading, preprinted, cellulose -acetate butyrate signs with 0.0396-inch (I- mm), galvanized -steel backing, with colors, legend, and size appropriate to the application. 1/4- inch (6-mm) grommets in corners for mounting. H. Fasteners for Nameplates and Signs: Self -tapping, stainless -steel screws or No. 10/32 stainless - steel machine screws with nuts and flat and lock washers. 2.4 EQUIPMENT FOR UTILITY COMPANY'S ELECTRICITY METERING A. Current -Transformer Cabinets: Comply with requirements of electrical power utility company. B. Meter Sockets: Comply with requirements of electrical power utility company. 2.5 CONCRETE BASES A. Concrete Forms and Reinforcement Materials: As specified in Division 3 Section "Cast -in - Place Concrete." B. Concrete: 3000-psi (20.7-MPa), 28-day compressive strength as specified in Division 3 Section "Cast -in -Place Concrete." 2.6 TOUCHUP PAINT A. For Equipment: Equipment manufacturer's paint selected to match installed equipment finish. B. Galvanized Surfaces: Zinc -rich paint recommended by item manufacturer. PART 3 - EXECUTION BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 3 ALTERNATE FUELS STATION SECTION 16511 - INTERIOR LIGHTING PART1-GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following: 1. Lighting fixtures, lamps, and ballasts. 1.3 DEFINITIONS A. BF: Ballast factor. B. CRI: Color -rendering index. C. CU: Coefficient of utilization. D. HID: High -intensity discharge. E. LER: Luminaire efficacy rating. F. Luminaire: Complete lighting fixture, including ballast housing if provided. 1.4 SUBMITTALS A. Product Data: For each type of lighting fixture, arranged in order of fixture designation. Include data on features, accessories, finishes, and the following: 1. Physical description of lighting fixture including dimensions. 2. Ballast. 3. Energy -efficiency data. 4. Life, output, and energy -efficiency data for lamps. 5. Photometric data, in IESNA format, based on laboratory tests of each lighting fixture type, outfitted with lamps, ballasts, and accessories identical to those indicated for the lighting fixture as applied in this Project. a. For indicated fixtures, photometric data shall be certified by a qualified independent testing agency. Photometric data for remaining fixtures shall be certified by the manufacturer. LIGHTING 16511 - 1 ALTERNATE FUELS STATION b. Photometric data shall be certified by a manufacturer's laboratory with a current accreditation under the National Voluntary Laboratory Accreditation Program (NVLAP) for Energy Efficient Lighting Products. 1.5 QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use. B. Comply with NFPA 70. 1.6 COORDINATION A. Coordinate layout and installation of lighting fixtures with other construction. PART 2-PRODUCTS 2.1 MANUFACTURERS A. In other Part 2 articles where titles below introduce lists, the following requirements apply to product selection: 2.2 LIGHTING FIXTURES AND COMPONENTS, GENERAL REQUIREMENTS A. HID Fixtures: Comply with UL 1598. Where LER is specified, test according to NEMA LE 5B. B. Metal Parts: Free of burrs and sharp corners and edges. C. Sheet Metal Components: Steel, unless otherwise indicated. Form and support to prevent warping and sagging. D. Doors, Frames, and Other Internal Access: Smooth operating, free of light leakage under operating conditions, and designed to permit relamping without use of tools. Designed to prevent doors, frames, lenses, diffusers, and other components from falling accidentally during relamping and when secured in operating position. E. Reflecting surfaces shall have minimum reflectance as follows, unless otherwise indicated: 1. White Surfaces: 85 percent. 2. Specular Surfaces: 83 percent. 3. Diffusing Specular Surfaces: 75 percent. F. Plastic Diffusers, Covers, and Globes: LIGHTING 16511 - 2 ALTERNATE FUELS STATION Acrylic Lighting Diffusers: 100 percent virgin acrylic plastic. High resistance to yellowing and other changes due to aging, exposure to heat, and UV radiation. a. UV stabilized. 2.3 BALLASTS FOR HID LAMPS A. Electromagnetic Ballast for Metal -Halide Lamps: Comply with ANSI C82.4 and UL 1029. Include the following features, unless otherwise indicated: 1. Ballast Circuit: Constant -wattage autotransformer or regulating high -power -factor type. 2. Minimum Starting Temperature: Minus 22 deg F (Minus 30 deg C) for single -lamp ballasts. 3. Normal Ambient Operating Temperature: 104 deg F (40 deg C). 4. Open -circuit operation that will not reduce average life. 5. Low -Noise Ballasts: Manufacturers' standard epoxy -encapsulated models designed to minimize audible fixture noise. B. High -Pressure Sodium Ballasts: Electromagnetic type, with solid-state igniter/starter. Igniter - starter shall have an average life in pulsing mode of 10,000 hours at an igniter/starter-case temperature of 90 deg C. 1. Minimum Starting Temperature: Minus 40 deg F (Minus 40 deg C). 2. Open -circuit operation shall not reduce average lamp life. 2.4 HID LAMPS A. High -Pressure Sodium Lamps: ANSI C78.42, CRI 21 (minimum), color temperature 1900 K, and average rated life of 24,000 hours, minimum. 2.5 REQUIREMENTS FOR INDIVIDUAL LIGHTING FIXTURES A. Fixture Type OA: See plans for schedule PART 3 - EXECUTION 3.1 INSTALLATION A. Lighting fixtures: Set level, plumb, and square with ceilings and walls. Install lamps in each fixture. B. Connect wiring according to Division 16 Section "Basic Electrical Materials and Methods." END OF SECTION 16511 LIGHTING 16511 - 3 ALTERNATE FUELS STATION 3.1 ELECTRICAL EQUIPMENT INSTALLATION A. Headroom Maintenance: If mounting heights or other location criteria are not indicated, arrange and install components and equipment to provide the maximum possible headroom. B. Materials and Components: Install level, plumb, and parallel and perpendicular to other systems and components, unless otherwise indicated. C. Equipment: Install to facilitate service, maintenance, and repair or replacement of components. Connect for ease of disconnecting, with minimum interference with other installations. D. Right of Way: Give to raceways and piping systems installed at a required slope. 3.2 WIRING METHODS FOR POWER, LIGHTING, AND CONTROL CIRCUITS A. Feeders: Type THHN/THWN insulated conductors in raceway. B. Underground Feeders and Branch Circuits: Type THWN or single -wire. C. Branch Circuits: Type THHN/THWN insulated conductors in raceway. D. Branch Circuits: Type THW or THHN/THWN insulated conductors in raceway where exposed. Metal -clad cable where concealed in ceilings and gypsum board partitions. E. Remote -Control Signaling and Power -Limited Circuits: Type THHN/THWN insulated conductors in raceway for Classes 1, 2, and 3, unless otherwise indicated. 3.3 WIRING INSTALLATION A. Install splices and taps that are compatible with conductor material and that possess equivalent or better mechanical strength and insulation ratings than unspliced conductors. B. Install wiring at outlets with at least 12 inches (300 mm) of slack conductor at each outlet. C. Connect outlet and component connections to wiring systems and to ground. Tighten electrical connectors and terminals, according to manufacturer's published torque -tightening values. If manufacturer's torque values are not indicated, use those specified in UL 486A. 3.4 ELECTRICAL SUPPORTING DEVICE APPLICATION A. Damp Locations and Outdoors: Hot -dip galvanized materials, U-channel system components. B. Support Clamps for PVC Raceways: Click -type clamp system. C. Selection of Supports: Comply with manufacturer's written instructions. D. Strength of Supports: Adequate to carry present and future loads, times a safety factor of at least four; minimum of 200-lb (90-kg) design load. BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 4 ALTERNATE FUELS STATION 3.5 SUPPORT INSTALLATION A. Install support devices to securely and permanently fasten and support electrical components. B. Support individual horizontal raceways with separate, malleable -iron pipe hangers or clamps. C. Install 1/4-inch- (6-mm-) diameter or larger threaded steel hanger rods, unless otherwise indicated. D. Spring -steel fasteners specifically designed for supporting single conduits or tubing may be used instead of malleable -iron hangers for 1-1/2-inch (38-mm) and smaller raceways serving lighting and receptacle branch circuits for fastening raceways to slotted channel and angle supports. E. Install metal channel racks for mounting cabinets, panelboards, disconnect switches, control enclosures, pull and junction boxes, transformers, and other devices unless components are mounted directly to structural elements of adequate strength- F. Install sleeves for cable and raceway penetrations of concrete slabs and walls unless core -drilled holes are used. Install sleeves for cable and raceway penetrations of masonry and fire -rated gypsum walls and of all other fire -rated floor and wall assemblies. Install sleeves during erection of concrete and masonry walls. G. Securely fasten electrical items and their supports to the structure, unless otherwise indicated. Perform fastening according to the following unless other fastening methods are indicated: 1. Wood: Fasten with wood screws or screw -type nails. 2. Masonry: Toggle bolts on hollow masonry units and expansion bolts on solid masonry units. 3. New Concrete: Concrete inserts with machine screws and bolts. 4. Existing Concrete: Expansion bolts. S. Instead of expansion bolts, threaded studs driven by a powder charge and provided with lock washers may be used in existing concrete. 6. Steel: Welded threaded studs or spring -tension clamps on steel. a. Field Welding: Comply with AWS D1.1. 7. Welding to steel structure may be used only for threaded studs, not for conduits, pipe straps, or other items. 8. Light Steel: Sheet -metal screws. 9. Fasteners: Select so the load applied to each fastener does not exceed 25 percent of its proof -test load. 3.6 IDENTIFICATION MATERIALS AND DEVICES A. Install at locations for most convenient viewing without interference with operation and maintenance of equipment. BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 5 ALTERNATE FUELS STATION B. Coordinate names, abbreviations, colors, and other designations used for electrical identification with corresponding designations indicated in the Contract Documents or required by codes and standards. Use consistent designations throughout Project. C. Self -Adhesive Identification Products: Clean surfaces before applying. D. Install continuous underground plastic markers during trench backfilling, for exterior underground power, control, signal, and communication lines located directly above power and communication lines. Locate 6 to 8 inches (150 to 200 mm) below finished grade. If width of multiple lines installed in a common trench or concrete envelope does not exceed 16 inches (400 mm), overall, use a single line marker. E. Color -code 240/120-V system secondary service, feeder, and branch -circuit conductors throughout the secondary electrical system as follows: 1. Phase A: Black. 2. Phase B: Red. F. Color -code 480/277-V system secondary service, feeder, and branch -circuit conductors throughout the secondary electrical system as follows: 1. Phase A: Yellow. 2. Phase B: Brown. 3. Phase C: Orange. G. Install warning, caution, and instruction signs where required to comply with 29 CFR, Chapter XVII, Part 1910.145, and where needed to ensure safe operation and maintenance of electrical systems and of items to which they connect. Install engraved plastic -laminated instruction signs with approved legend where instructions are needed for system or equipment operation. Install metal -backed butyrate signs for outdoor items. H. Install engraved -laminated emergency -operating signs with white letters on red background with minimum 3/8-inch- (9-mm-) high lettering for emergency instructions on power transfer, load shedding, and other emergency operations. 3.7 UTILITY COMPANY ELECTRICITY -METERING EQUIPMENT A. Install equipment according to utility company's written requirements. Provide grounding and empty conduits as required by utility company. 3.8 CONCRETE BASES A. Construct concrete bases of dimensions indicated, but not less than 4 inches (100 mm) larger, in both directions, than supported unit. Follow supported equipment manufacturer's anchorage recommendations and setting templates for anchor -bolt and tie locations, unless otherwise indicated. Use 3000-psi (20.7-MPa), 28-day compressive -strength concrete and reinforcement as specified in Division 3 Section "Cast -in -Place Concrete." kAL61111111111111111197:05139) 1Wi7► BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 6 ALTERNATE FUELS STATION A. Protect existing electrical equipment and installations indicated to remain. If damaged or disturbed in the course of the Work, remove damaged portions and install new products of equal capacity, quality, and functionality. B. Accessible Work: Remove exposed electrical equipment and installations, indicated to be demolished, in their entirety. C. Abandoned Work: Cut and remove buried raceway and wiring, indicated to be abandoned in place, 2 inches (50 mm) below the surface of adjacent construction. Cap raceways and patch surface to match existing finish. D. Remove demolished material from Project site. E. Remove, store, clean, reinstall, reconnect, and make operational components indicated for relocation. 3.10 CUTTING AND PATCHING A. Cut, channel, chase, and drill floors, walls, partitions, ceilings, and other surfaces required to permit electrical installations. Perform cutting by skilled mechanics of trades involved. B. Repair and refinish disturbed finish materials and other surfaces to match adjacent undisturbed surfaces. Repair and refinish materials and other surfaces by skilled mechanics of trades involved. 3.11 FIELD QUALITY CONTROL A. Inspect installed components for damage and faulty work, including the following: 1. Building wire and connectors. 2. Supporting devices for electrical components. 3. Electrical identification. 4. Electricity -metering components. 5. Concrete bases. 6. Electrical demolition. 7. Cutting and patching for electrical construction. 8. Touchup painting. 3.12 REFINISHING AND TOUCHUP PAINTING A. Refinish and touch up paint. Paint materials and application requirements are specified in Division 9 Section "Painting." 1. Clean damaged and disturbed areas and apply primer, intermediate, and finish coats to suit the degree of damage at each location. 2. Follow paint manufacturer's written instructions for surface preparation and for timing and application of successive coats. BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 7 ALTERNATE FUELS STATION 3. Repair damage to galvanized finishes with zinc -rich paint recommended by manufacturer. 4. Repair damage to PVC or paint finishes with matching touchup coating recommended by manufacturer. 3.13 CLEANING AND PROTECTION A. On completion of installation, including outlets, fittings, and devices, inspect exposed finish. Remove burrs, dirt, paint spots, and construction debris. B. Protect equipment and installations and maintain conditions to ensure that coatings, finishes, and cabinets are without damage or deterioration at time of Substantial Completion. END OF SECTION 16050 BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 8