Inactive-Withdrawn Standard

IEEE 262B-1977

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

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.1 (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.

Status
Inactive-Withdrawn Standard
Board Approval
1977-03-03
History
Published:
1977-09-01

Working Group Details

No Active Projects
No Active Standards
No Superseded Standards
No Inactive-Withdrawn Standards
No Inactive-Reserved Standards
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