.jpg)
Historical
C57.12.50-1981 (R1998)
Distribution Transformers 1 to 500 kVA, Single-Phase; and 15 to 500 kVA, Three-Phase with High-Voltage 601–34 500 Volts, Low Voltage 120–600 Volt, Ventilated Dry-Type
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.
CONTENT PROVIDER
Institute of Electrical and Electronics Engineers [ieee]
Institute of Electrical and Electronics Engineers [ieee]