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NR/L3/ELP/27240/NR/DISC4C

Instruction for Testing and Maintenance of Transformer and Switchgear Insulating Oil

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Organization: NR
Publication Date: 1 June 2017
Status: active
Page Count: 9
scope:

Includes:

Group 1: Transformers (high priority)

e.g. grid transformers, including the selector tanks of on-load tap changers and isolating transformers.

Group 2: Transformers (low priority)

e.g. booster transformers, regulating transformers, auxiliary transformers and rectifier transformers.

Group 3: Switchgear (subdivided into):

Group 3(a): All bulk oil circuit breakers.

Group 3(b): All minimum oil circuit breakers.

Group 3(c): Associated oil filled chambers and voltage reference/instrument transformers

Excludes:

Document History

NR/L3/ELP/27240/NR/DISC4C
June 1, 2017
Instruction for Testing and Maintenance of Transformer and Switchgear Insulating Oil
Includes: Group 1: Transformers (high priority) e.g. grid transformers, including the selector tanks of on-load tap changers and isolating transformers. Group 2: Transformers (low priority) e.g....

References

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