30-500 kVA Three Phase Transformers Overhead Distribution

1 By andNareplated for ASS 1! 1!F" ".'iOverhead DistributionTransformers5-833 k. Single Phase30-500 kVA Three PhaseAbout Power Partners, Partners, Inc. manufactures poletvpedistribution transfor'mcr., that provide morethan 3,000 utilities in North America, CentralAmerica, the Middle East and Asia with electricpower for homes and businesses. PowerPartners' poletype clistrihution transformersare specifically designed to serve residentialoverhead Distribution loads. They arc also suit-able for light commercial loads, industriallighting, and diversified power Partners provides a complete line ofoverhead Transformers to meet the applica-tions of any Distribution system. The companymanufactures single- Phase and Three -phasepolettipe Transformers at kV and beloin ratings from 5-833 kVA single- Phase and30-500 kVA Three - Phase . The Power Partnerscore-coil design provides optimum efficiencyand excellent mechanical, thermal and electri-cal Power Partners operation in Athens, GA,has achieved ISO 9001: 2000 certification.

2 Theoperation, which was an ABB facility untilPower Partners purchased it in May 2003. hasnearly 5 years r.)r manufacturing ABB ConnectionThe polctvpc disti'ibuhon Transformers manu-factured by Power Partners are name-platedfor ABB, with ABB serving as the manufac-turer's representative for Power Partners. ABBis a global leader in power and automationtechnologies that enable utility: and in(IListryrcustomers to improve their performance,while lowering their environmental TechnologyOverhead Distribution Transformers manufaac-tur'cd by Power Partners offer cost-effectivesolutions for power clistrib u d i on. The latestmanuFacturing technology is utilizedi to main-tain state-of-the-art quality and vertical integration allows us to shiphigh quality: products in the shortest possibleproduction Value of QualityPower Partners is committed to achieving totalcustomer satisfaction and industry: leadershipthrough continuous process company's employees are team-based andmeasurement focused, and their work is basedon highly disciplined processes.

3 The companyis innovative, reliable and driven to providehigh quaIityr and high Value, and to meet eachdelivery commitment. \ want Power Partnersto be recognized as a company that exceedscustomers Industry LeaderN orking together with ABB as the mantifac-Iurer's representative for Power Partners, wehave alliances with major utilities and busi-nesses around the worst[ providing productsand services to meet all their needs. Together,we are a dominant force in the PARTNERSS ingle Phase OverheadDistribution TransformersI'c nVc1- I'artn cl'S single p11asC. oil-filled. 1][11 0-1111 1L11)ted dis-tributinn Transformers are specifically designed for servic-ing residential Overhead distlilWti[ in loads..111ey are alsosU itablc for light commercial lc ds, inc]Lltitrial lighting anddivcrsificd power applications. These Transformers arcdesigned for the application conditions normally cncoun-tcrcd on electric Lltilit power Distribution CSP" CtCIICc] :111[ 1di/ed a1L111111111111 na incplatc \+ith barcoded serial paint finish process applies a C]L11aable, corrosionresistant finish t the prod Let.

4 The finish meets orexceeds all the performance rec]L11rcnlcnts of )he nuLllti-titep process includes an epoxyp ri mer unifiIrnlly applied he cationic clectro-depositionand a Urethane top following additional are all standard onself protected type CSP" U nits; mary protective Circuit breaker operating handle ith emergencyoverload reset and overload signal )4 Ratings 5-833 kVA 65 C tcnlpcl'aitL11Y rise 60 hertz standard, 50 hertz optional Low voltages: 120/240, 240/480 and 277 I Iigh voitagcs: 2400 th1-0 gh. 34,400 Volts In ulaticm :0) ; o nal /5 k 111OI. 12000 e1I. ai u ,n/ /25 ' V `'0e n1l.+ Features; ] mounting high voltage porcelain bushings)with eyebolt ternlina] (10-100 kVA) or spade voltage insUllators are available in fiberglass rcin-forccd polyester material or porcelain (both eyeboltand spade terminals), voltage neLJtral glY1L1nding strap (fU1rnished On10-50 k\'A single HV hushing Units}.

5 Support lugs (hanger brackets). has 13 mils minimum of polyester coating pro-viding 15 kV dielectric insulation of tank ground partsfrom live parts and increased resistance to venting and resealing cover assembly9. The core/coil bolt-in pads are 180 low voltage filled IllLJg\^ith cover ground 'lank g1 YaLlnd pad.`5 Type SRQO ptionsI'rinl arvTermination Cover-nloLmtcc] high voltage porcelain bushing(s)'k+itl-Ispin top terminal. Side-wall mounted high voltage porcelain bUShing(5)with spin top terminal (Standard on all 4800 Volts an(]below). Primary current li miting backUp Termination I. ow Voltage porcelain Bushings ith NEMA spade termi-nals (Standard on all units 167 kVA and above).Primary Switching Externally-operated tap changer. Externally-operated dual voltage switch or internalterminal 'CL11'1'Cnt I'1'I )tC41 on Intcrnalh-mounted current limiting fuse in ,cries withprotective lint.

6 Contact the division for voltages and dimensions on 666thn ugh 8-i kV'\.Optional 1-ligh voltage bushings are of two types and are madeof wet 1)rocess porcelain; Speed wrench operable c} clxolt bushing for covermounting. Spin-top bushings for either cover or side-walln1oLlnt.!. '1^ip changers compensate for small voltage variationsalong the dlistl-117L1tion system. 'hue externally-operated tap changer is a single- Phase , five-positiondesign for dc-energized PARTNERSAPPROXIMATE WEIGHTS AND DIMENSIONSOVERHEAD Distribution KVAq a^^ KVAE ^ ^inIIIIIIIIII- 0 Liiu167 500 KVAA dual oltagc itch permits use of the same trans-formcr on Distribution systems with different sv CSP protection package consists of four relatedcomponents that work together to provide completeself contained protection against short CirCL11ts and overloads: The protective link removes an internally-faL1ltcdtransformer from the primary line, maintainingService to C thC1 CLJSton1C1 S On thee line not servedby the faulted Unit.

7 The MOV polvnncr arresters hLi ndI SL1rgcs of65,000 ampctrs (small block) and 100,000amperes (large block). Secondary C1rCL11t breakers protect against over-loads and external sho1-t CirCL11ts. An optional CLJ rrcnt limiting fLJSC supp]Cmcnts theprotective link when the f[LLilt cxcceds thelink's steel tanks and covers arc Distr ibution TransformersApproximate, +hr, ght5 and n5ionyStandard Design 1 ]imcnsions and 'eights(All wcights and diiiicnsions are approxi-mate. Dimensions may change to meetthe customer spec.)Single Phase , 60 HZ, 01SC, 65 Hiss HighVoltage(Refer to Division for available tappositions and dimensions for otherprimary voltages.)Low Voltage 120240 or 2401480 or 277 Standard Performance levelOverall weights and dimensions arc given in pounds, inches or gallons and arc approximatcsA = Ove ll F-Height. 13 = Ovcrill Width, C; = Overall t)cpth, 1) = Tank Diameter.

8 F. = Hanger SpacingI Phase34I''I:,. '= 013. ' +-1241H22]21. ; [lU,,,,.+ "_'>>S 56U53 ] '5066383324241820188590333624237_'+24204 0211082^r00661^+1_-362850295011)9FF1031- ' 1 ._ 5!i>>? ) 510215+ 'S0683833242419691930Q1333l4235242419702 041-5439273629603U141111 -Approximate Dimensions shown reference designs with +j- 'lapsPOWER PARTNERST ransformer Protection Packagefor Overhead Distribution TransformersIticr I'artncr5 c ffcrS f( )U I I)LbSiC ti iThfo1-111C1, tv'pcs: S, SI':CI> and CS1"`. 'Together they represent a wide ningc ofprutcctivc capabilities to meet ncarl every r suppliCC] \pith protCCtIon,the user must assure coordination with system protcc-tive devices. Failure to do so will defeat the PLJ1T)05C ofsuch }ti\c link opcl'atcs, taking; the load c)ff-tll tl-;1n^fi 1 Inc_I-hCforc the corc/coil is "CP" Transformers with CurrentLimiting FuseThis t pc tl'ansformer has the Same characteristics as thetype "CF plus the ability to ]inhit fault cUJn-cnt to thetran sform "CSP " TransformersThe CSII coCorclinatcd protcctic)n package is available asan option on Power I'wrtncrs Overhead Distribution trans-forrnCrs for increased protection against 5 LJrgC CL1rrCnts,shol't circuits, and StZLQC onventional "SS" TransformersPhis t pc ti n fo^rmc1, cc:ntain5 no protection lightning, fault and overload protection forthesc transfc l'mcrs must he provided by purrllascr-in^tallccl.

9 L3utiiliLir\ pre tccti c "5" with Protective LinkThe protcctivc link is the ] cast cxpcnsivc device nioLintedin the transformer to protect the system if ni a dcfcctivetransformer. 1k11cnever tlicre is an intc,-nL11 t'LllIU1 theresulting fault current Wi]] cause the protective link toblow. isolating the transformer fr in the priniwwry "S" with Current-Limiting Fuseand Protective LinkBoth the current liliiiting fuse and the plutcctive link arcfuses working togcthcr to give full range transforl,lrrprotection against fault-Current. I'lIC 1)rotCCtivc li no intcr-l'LOptS any low falUllt cL11'1'Cnt While the current limitingfuse protects against fault currents which exceed theinterrupting rating of the protective "5P" Transformers1'hc -'SF Transformers inclLLlc t1 nSfo I-11101'-111 CoLintedlightning arresters and intc1'nally-n1oLJnta] high voltageprotective ]inks, but omit the internally-mounted lowvoltage circuit breaker, 'E1lcsc transforniei's arc used inlocations w111Y lightning is a problem.

10 However, bccaLJ cthe protective ]ink protects the system only from outagesd Lie to internal transformer fail L re, overload protccti on, ifclircd. mutit Inc Ilrcnidccl Ic,tcrmal "CP" TransformersThe "CI' Transformers are equipped with the intcrnallvv-niountCC1 low-voltage C1rcL11t I) and high voltageprotective links, but omi[ the lightning arresters. Thcsetransformers are Llscd in locations whet t lightning is nota problem. The arrester may he crossarm-mc anted ifSL11C I)1Y.)tCCt10n 1S desired.'rhe breaker and protective link arc coordinate(] Suchthat any f l[ It Or short Cil-ULJit on the seCondlar1 sidc ofthe transformer will trip the breaker before the protcc-Type CSP"1 SFeatures1. I'n tcctivc )Hcnlovcs an internally-faUlltcC] transfbrnier fromthe primary )Operates at to 14 tinics normal full load Secondary Circuit Breakera)Protects against overloads and external )Coordinated itll protective link, trips on anexternal short or overload before the link blows,and only if the overload is large or )If overload is small or temporary a load managc-nlcnt light signals the need for change-out to alal ;cr unit for more optiniiicd tlansforrncr' MOV Polvnlc1 ArresterProvides protection fi onl lightning and switchingS Ll rj?