IEEE C57.12.40-2011
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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)
20-07-2021
English
25-01-2012
1. Overview
2. Normative references
3. Transformer performance requirements
4. Tests
5. Construction
6. Primary disconnect and grounding switch
7. Bushings
8. Neutral termination
9. Nameplate
10. Connections of transformer for shipment
by manufacturer
Annex A (informative) - Bibliography
Annex B (informative) - Coordination of bushing selection
and application
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