Winding Unenclosed Dry Type Transformer
Zoom Winding Unenclosed Dry Type Transformer

Winding Unenclosed Dry Type Transformer


The Grade H Dry Type Transformer, adopting NOMEX insulation material produced by American Dupont Company, local heat-resistant temperature can be up to 220℃, and the Core adopts 30Z120 type high magneto-conductivity silicon steel sheet of Nippon Steel imported from Japan, has low no load loss and small no load current, the Core surface adopts Grade H insulated cement, winding adopts NOMEX insulation material produced by American Dupont TM Company, then passed through vacuum impregnating. This series product have advantages of high overload capacity, safe and reliability, no chap, low PD, strong repair-ability , strong ageing resistance etc. It is mainly applicable in industrial and mining enterprise and power system customer requiring higher power supply quality.

Parameter scope:

Loss lever code: Type 10
Negate Wrapper Turf Expression Dry Type Transformer: Grade B, Grade F, Grade H.
Heat Resistant temperature:
Grade B: 130℃
Grade F: 155℃
Grade H: 180℃

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