ENERGETSKI

On request

Power transformers for transmission networks, power stations and large industrial plants — engineered to order up to 154 kV and 150 MVA.

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Technical envelope


CharacteristicType	ValueConservator
CharacteristicRating	Valueup to 150 MVA
CharacteristicVoltage	Valueup to 154 kV
CharacteristicTap changer	ValueOLTC + off-load
CharacteristicCooling	ValueONAN / ONAF / OFAF
CharacteristicVector group	ValueDyn, YNyn (5 / 11)
CharacteristicTemp. rise	Value65 K
CharacteristicStandard	ValueIEC 60076

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Reference tables


CharacteristicSnaga	Valuedo 150 MVA, po zahtevu
CharacteristicPrimarni napon	Valuedo 154 kV, po zahtevu
CharacteristicBroj faza	Valuemonofazni i trofazni AC
CharacteristicFrekvencija	Value50 / 60 Hz
CharacteristicTip konstrukcije	Valuesa ekspanzionim sudom (konzervator)
CharacteristicHlađenje	ValueONAN · ONAF · OFAF
CharacteristicRegulacija napona	ValueOLTC pod opterećenjem + komutator bez opterećenja (VN)
CharacteristicPreopterećenje	Valueprema IEC 60354
CharacteristicPrenapon	Valuetrajno 5 %, povremeno 10 %
CharacteristicSprega i grupa	ValueDyn, YNyn — grupa 5 ili 11
CharacteristicPorast temp. namotaja	Value65 K (TS EN 60076-1)
CharacteristicNadmorska visina	Valuedo 1000 m (standard)

Technical data

TypeSa konzervatorom / Conservator

Ratingdo 150 MVA / up to 150 MVA

Voltagedo 154 kV / up to 154 kV

Tap changerOLTC + komutator / OLTC + off-load

CoolingONAN / ONAF / OFAF

Vector groupDyn, YNyn (5 / 11)

Temp. rise65 K

IEC 60076

Application

Transformers above the 33 kV level. Used in power transmission networks, generation facilities and industry. Built to national standards and contractual requirements, with on-load tap-changing (OLTC).

Standards

IEC60076-1…5

IEC60354

TS EN60076-1

IEC 60076-1…5 · IEC 60354 · TS EN 60076-1 · CE

Documents

ENERGETSKI · PDF · 878 KBDownload datasheet (PDF)