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NEMA

NEMA ST 20-2021

Dry Type Transformers for General Applications

Standard Details

Owner: Orr, Paul Product Areas: Dry-Type Transformers Divisions: US - Utility Products & Systems ESPG Category: Transformers Description: 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.

General Information

Status : ACTIVE
Standard Type: Main
Document No: NEMA ST 20-2021
Document Year: 2022
Pages: 110
  • Section Volume:
  • US US - Utility Products & Systems

Life Cycle

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NEMA ST 20-2021
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