ANSI C57.12.51-1981
Dry-Type Power Transformers 501 kVA and Larger, Three-Phase with High-Voltage 601 to 34 500 Volts, Low-Voltage 208Y/120 to 4160 Volts, Requirements for Ventilated

Standard No.

ANSI C57.12.51-1981

Release Date

1981

Published By

American National Standards Institute （ANSI)

Status

Withdraw

Latest

ANSI C57.12.51-1981

Scope

This standard is intended to set forth characteristics relating to performance, limited electrical and mechanical interchangeability, and saftey of the equipment described, and to assist in the proper selection of such equipment.

ANSI C57.12.51-1981 history

• 1981 ANSI C57.12.51-1981 Dry-Type Power Transformers 501 kVA and Larger, Three-Phase with High-Voltage 601 to 34 500 Volts, Low-Voltage 208Y/120 to 4160 Volts, Requirements for Ventilated