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IEEE 262B-1977

IEEE Trial Use Standard Dielectric Test Requirements for Power Transformers for Operation on Effectively Grounded Systems 345 kV and Above
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IEEE 262B-1977

IEEE Trial Use Standard Dielectric Test Requirements for Power Transformers for Operation on Effectively Grounded Systems 345 kV and Above

PUBLISH DATE 1977
PAGES 16
IEEE 262B-1977

Amendment Standard - Inactive-Withdrawn.

This standard prescribes insulation levels and dielectric test requirements for power transformers where:

  • (1) The transformer insulation levels and dielectric test requirements are specified to be in accordance with this standard.
  • (2) The highest voltage winding of the transformer is wye connected and rated 345 kV or above.
  • (3) The transformer is intended for operation on an effectively grounded system2 and is protected by suitable surge arresters.
SDO IEEE: Institute of Electrical and Electronics Engineers
Document Number 262B
Publication Date Sept. 1, 1977
Language en - English
Page Count 15
Revision Level
Supercedes
Committee
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