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ETRA33 20MVA 66-33 kV

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Technical specifications

Quantity2 pce
BrandETRA33
Year of Manufacture2017
ApplicationPower Transformer
Basic Transformer Conceptoil-immersed, conservator tank
Tank DesignRigid tank, detachable cooling radiators
Number of Phases3-phase
Rated Power20 000 kVA
Method of CoolingONAN
Voltage Ratio66 000 / 33000 ( 22 000 ) V
Voltage RegulationOn-load Tap Changer
Tapping Range66 +-8×1,67%
Frequency50 Hz
ConnectionYNd11

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BTB quality and flexible manufacturing partners

When you see the BTB nameplate on a transformer, you know it meets our strict quality standards. Our distribution transformers are manufactured by SEM Transformatör, whose certified quality guarantees durability in demanding conditions.

ISO 9001
ISO 14001
IEC 60076
OHSAS 18001

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