IEEE Standards Association
IEEE STANDARD
C57.12.40-2006 - IEEE Standard for Requirements for Secondary Network Transformers, Subway and Vault Types (Liquid-Immersed)
Description: This standard is intended for use as a basis for establishing the performance, interchangeability, and safety of the equipment covered and to assist in the proper selection of such equipment.
- Status:
Working Group: UG-WGC57.12.40 - Underground TR & NW Protect - Std. Req. for Sec. Network Xfrmrs Working Group
Oversight Committee: PE/TR - Transformers 
Sponsor: IEEE Power & Energy Society
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