The Association of Electrical Equipment and Medical Imaging Manufacturers
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Dry Type Transformers for General Applications

 

Status: Rescinded
NEMA ST 20-1992 (R1997)

Applies to single-phase and polyphase dry type transformers (including both autotransformers and noncurrent limiting reactors) for supplying energy to power, heating, and lighting circuits. Please note: This standard will be reinstated and published in the near future. For previous editions of this standard, contact IHS at (800) 854-7179, or (303) 397-7956 (outside the U.S.) to inquire about buying historical copies.

 

NEMA ST 20-1992 (R1997)