The URL can be used to link to this page

Home My WebLink AboutBid Tally -8339 TRANSFORMERS25KVA, 50KVA AND 100KVA SINGLE PHASEI Phase Padmounted Transformer Bid Evaluation a Units Xfmr Type Bid a: Size ..'..iA Secondary I.Data: NL Loss Cost StockIf 11.- FL Loss Cost 1 •.. Specified Impedance% 1 '✓ (See Impedance Requirements Table in Specification) Includes Windings Loaew Stray Losses g Losses ..social" Asscclated with Wining. with Be. Bid Rank Basedon Rank Basedon B.. Bid Duar No Ooar TOO Audlary Devices (Yes / Stray Auxiliary Impedance Etlended Can NL Loss' NL FL Lose • FL Bid U Is hest Evaluated bid (t Supplier Vainaf alwar $/ Each COMM Load Loss Can, Fug Load Lae. Impedance Meat Specs? Escalation Load Loss No) L.... Dwcaa Variance Evalualed Bid (Twat S) Loss Con Lear Coat shoe) is best chose) Viesce, ABB S LHel 45 10 - V Weeks cn l35 1 91 Yes No 294 Yes P nn:r u -0.71,co $ 2.464.05 S 56.443.50 $ 230.10 $ 362,50 2 2 Western United Central Md.v S 1,51500 N /n l44 161 vas Is Noi 314 Yes it 0 IFO,-°:. S 2.154.00 S 45.450.00 $ 273,00 $ 366.00 1 1 0 1ot Wx. g - S - $ S eWA - 0 1fID NY $ - $ - $ - S MA - 0 1 W W'., $ - S - B - $ - eWA - Notes: 1. It appears that ABB meets our specification. 2. From the bid documents. it appears that Central Moloney is quoting units that meet our specification. Based on the ranking of the evaluated bids, Cement Moloney care of Western United is the forever evaluated responsible odder and should be awarded Bid M39 IEEE C57, L2,00, Section 9.2 Tolerances for Impedance The tolerances for impedance shall he as follows: a) The impedance of a two -winding transformer with an impedance voltage greater than 2.5%shall have a tolerance of 17.5%of the specified value, and those with an impedance voltage of 2.5%or less shall have a tolerance of t10%of the specified value. Differences at Impedance between duplicate twowindingtransformers, when two or more units of a given rating are produced by one manufacturer at the same time, shall not exceed 7.5%of the specified value. b) The impedance of a transformer having three or more windings, or having zigzag windings, shall have a tolerance of tID%of the specified value. Differences of impedance between duplicate three -winding or zigzag transformers, when two or more units of a given rating are produced by one manufacturer at the same time, shall not exceed 10% of the specified value. c) The impedance of an autotransformer shall have a tolerance of t10%of the specified value. Differences of impedance between duplicate autotransformers, when two or more units of a given rating are produced by one manufacturer at the same time, shall not exceed 10%of the specified value. d) Transformers shall be considered suitable for operation in parallel when reactances come wahin the limitations of the preceding paragraphs, provided that turns ratios and other controlling characteristics are suitable for such operation. I Phase Padmounted Transformer Bid Evaluation a Units v gMr Ty" Old g: I ,., Size so IN SecondarYV it .�, Data: _m NLLess Cost �. Block Il;cal>1 FL Loss Cost i au SpaclOrd Enpadanca% 1 (Bea gnpedarce Requirements Tale M Spectleatem Fddr Wndi,ya SgaY Loans Lssawgtman aantlst«s Bap Bitl Rare Basedm Bap Bid Gwr No Our Tool AaraulW wM As) Wo, Mvices ryMders. Extended!1)Cml M. FLI-tins 'PL M(Basedm Bd It is best edbiJ(l SupplierW. LlsrJamrat Silavel'i2 OW1Vka Load Losa Guar Fps Load Lose tca gnpadame gaeal Space? Lad lnaa Oasicp (Yp / No) Spry Lmaaa Oaalcaa VVYrca EvapSA BN f) LoseLosstNL Lose Cost LS Coal s±onel is best ,s best cFo-ca) W. APB 5 W3 P -IU Wbeks 411 IDS Vas Not Yes 5"!2.1 $ S S f g2900 S PI050 2 2 Yyastam lhdses r:airat Mubrey IN201 S I1041U x ,_.. Is im Ye' Is WH C 810 Yes .. 0 Big 172,+. IW" S 35.24020 2,919.1 2,919.g0 f 35.210,00 E 37040 S 78300 I 1 0 1M@r, $ $ - E - S - gWA 0 1WW' S E - E - S gWA 0 4W W��: $ E - E - $ gWA Nolen: I a aferears Mal ABB meals ar sperJl®gon. 2. From Ile old do �mergs, 118ppsars YW CerVral Moloney is quoslrg srvls Mal mcet ov specXKalan Based on ge ranking of the evzNetd bids. Cerlrel Moloney care of Weetem Usual Is gte krwasl evaluated taspo sbla hadder and should be awarded Bed 81. IEEE M7.12.00, section 9.2 Tolerances for impedance The tolerances for Impedance shall be as follows: a) The impedance of a Mvwiding transformer with an impedance voltage greater than 2.5% shag have a tolerance of ±7.5%of the specified value, and those with an impedance "Rae of 2596 or less shall have a tolerance of±30%of the specified value. Differences of impedance between duplicate twmwinding transformers, when two or more units of a given rating are produced by one manufacturer at the same time, shall not exceed 7.5%of the specified value. b) The impedance of a transformer having three or more windings, or having zigzag windings, shall have a tolerance of±l0%of the specified value. Differences of impedance between duplicate three -winding or zigzag transformers, when two or more units of a given rating are produced by one manufacturer at the same time, shall not exceed 10%of the specified value. r) The Impedance of an autotransformer shall have a tolerance of±10%of the specified value. Differences of Impedance between duplicate autotransformers, when two or more units of a given rating are produced by one manufacturer at the came time, shall not exceed ID%of the specified value. d) Transformers shall be considered suitable for opera ion in parallel when rswitimoss some within the hmitetions of the marbling paragraphs, provided that turns ratios and other controlling characteristics ate suitable for such operation. 1 Phase Paomounteo Transformer Bid Evaluation a Unite %Imr Type '.: I ..,; Bid g: , I Size Ion kVA Secoric."V 1 Cartel NL Loss Cost Stock FL Lose Cost Specified Impedance°, (S. Impedance RegJrameras Tanta in Specification) includes WndrnL Sbry Lowe Losses g Law .reapNlW Base Bid Rork Baad on lark Bread o1 a... BE Guar No Guar Tend Associated with Au*" Watling. W91Ausle, anpadame EnaIIdW Cen NL Loser •NL FL Loss - FL Btl It is beal Evaluated! btl(I Su ,art, Mamtxwra, S I EeM DaiNfl . Load Lae Garr Fug lad Lose topedarca Mast Space? Espalarun Load Loes Device. (Yee I No) Story Losses Devices VaNrc. Evaluated BM (roal S) Loa. C. Loss Coal thou.) I, beat ch .) Wax. ABB $ 2,Ba0 e2 B 10 Wanks 151 762 [ 15 Yes Na 913 Yes t) 9113 0 0 m?, $ e.512.32 S 5.780.N $ 589.90 $ 1,143.00 2 2 W.M.11u calar:u 11 1 :. $ ? 8f12 (gl 8 101 911 z Dl Yes 1, NoI 10B2 Yes 26 0 4., S 1.31U0 S e.fiO4, U0 S 52190 S LWL50 1 I 0 1 W W, S - S $ S MLA 0 1(ba S - S - g - S MLA - 0 YA a,+. S $ S - S - sWA Note,: I a appears pal ABB meets our specification. 2. From the hid documents, 0 appears Val Central hbbneY is quo" "a that meet our specd"a Based on" ranking of Was esaeale0 Ms. C ral Moloney, care of Western UMed Is 9a literati extended responsible, bidder and shoal ber awarded Biad=9. IEEE W.1L00, Saida. 9.2 Toleranm fa knped.nce The tolennws for Impedance shall be as follows: at The impedance of a two -winding transformer with an impedance voltage greater than 2.5%shall have a tolerance of±T.5%of the specified value, and those with an impedance voltage of 2.5%or less shall have tolerance of±10%of the specified value. Differences of impedance between duplicate two -winding transformers, when two or more units of a given rating are produced by one manufacturer at the same time, shall not exceed 7.5%of the specified value. bf The impedance of a transformer having three or more windings, or having zigzag windings, shag have a tolerance of 11M of the specified value. Differences of impedance between duplicate three -winding or zigrag transformers, when two or more units of a given rating are produced by one manufacturer at the same time, shall not exceed ID%of the specified value c) The impedance of an autotransformer shall have a tolerance of ±10%of the specified value. Differences of impedance between duplicate autotransformers, when two or more units or a given rating are produced by one manufacturer at the same time, shall not exceed IM of the specked value. of Transformers shall be considered suitable for operation in parallel when reactances come within the limiter Ions of the preceding paragraphs, provided that turns ratios and other controlling characteristics are suitable for such operation.