Active PAR

IEEE PC57.12.40

IEEE Draft Standard for Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 V and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)

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.

Sponsor Committee
PE/TR - Transformers
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Status
Active PAR
PAR Approval
2019-05-21
Superseding
C57.12.40-2017

Working Group Details

Society
IEEE Power and Energy Society
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Sponsor Committee
PE/TR - Transformers
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Working Group
STNP WGC57.12.40 - STNP - Underground TR & NW Protect - Std. Req. for Sec. Network Xfrmrs Working Group
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IEEE Program Manager
Malia Zaman
Contact
Working Group Chair
John Vartanian

Other Activities From This Working Group

Current projects that have been authorized by the IEEE SA Standards Board to develop a standard.


No Active Projects

Standards approved by the IEEE SA Standards Board that are within the 10-year lifecycle.


C57.12.40-2017

IEEE Standard for Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 V and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)

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.

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These standards have been replaced with a revised version of the standard, or by a compilation of the original active standard and all its existing amendments, corrigenda, and errata.


C57.12.40-2006

IEEE Standard for Requirements for Secondary Network Transformers, Subway and Vault Types (Liquid-Immersed)

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.

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C57.12.40-2011

IEEE Standard for Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 GrdY/19 920 and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)

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.

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These standards have been removed from active status through a ballot where the standard is made inactive as a consensus decision of a balloting group.


No Inactive-Withdrawn Standards

These standards are removed from active status through an administrative process for standards that have not undergone a revision process within 10 years.


No Inactive-Reserved Standards
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