British Standard BS EN IEC 60076-11 Power transformers. Dry-type Transformers Updated

BSENIEC60076 11British Standard BS EN IEC 60076-11 Power transformers. Dry-type Transformers Updated

Publication Date: 14 November 2018

Replaces : BS EN 60076-11:2004

Contents:
This part of IEC 60076 applies to dry-type power transformers (including auto-transformers) having values of highest voltage for equipment up to and including 72,5 kV and at least one winding operating at greater than 1,1 kV.

This document does not apply to:
• gas-filled dry-type transformers where the gas is not air;
• single-phase transformers rated at less than 5 kVA;
• polyphase transformers rated at less than 15 kVA;
• instrument transformers;
• starting transformers;
• testing transformers;
• traction transformers mounted on rolling stock;
• flameproof and mining transformers;
• welding transformers;
• voltage regulating transformers;
• small power transformers in which safety is a special consideration.

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