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NEMA ST 20-2014

Dry Type Transformers for General Applications

standard by National Electrical Manufacturers Association , 2014

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Full Description

The reinstated and revised edition of NEMA ST 20-2014 applies to single-phase and polyphase dry-type transformers (including autotransformers and non-current-limiting reactors) for supplying energy to power, heating, and lighting circuits and designed to be installed and used in accordance with the National Electrical Code®. It covers transformers with and/or without accessories having ratings of 1.2 kV class, 0.25 kVA through 4000 kVA.
 

Product Details

Published:
2014
Number of Pages:
106
File Size:
1 file , 2.8 MB
Product Code(s):
100077, 100077
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Document History

  1. NEMA ST 20-2021


    Dry Type Transformers for General Applications

    • Most Recent

  2. NEMA ST 20-2014

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    Dry Type Transformers for General Applications

    • Historical Version

  3. NEMA ST 20-1992 (R1997)


    Dry Type Transformers for General Applications

    • Historical Version