IEEE - ANSI C57.12.40
Standard Requirements for Secondary Network Transformers, Subway and Vault Types (Liquid Immersed)
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| Organization: | IEEE |
| Publication Date: | 30 March 2006 |
| Status: | inactive |
| Page Count: | 27 |
scope:
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.
Document History
January 1, 2023
Draft Standard for Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)
This standard covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60-Hz, liquid-immersed, self-cooled, network...
May 18, 2017
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 covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60-Hz, liquid-immersed, self-cooled, network...
December 7, 2011
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 covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60-Hz, liquid-immersed, self-cooled, network...
ANSI C57.12.40
March 30, 2006
Standard 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.
January 1, 2000
Secondary Network Transformers Subway and Vault Types (Liquid Immersed)Requirements
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