Inactive-Withdrawn Standard

IEEE/AIEE 75-1958

AIEE Proposed Test Code for Power-Factor Testing of Mineral Oil Insulated Instrument Transformers

This test code applies to instrument transformers of present-day design with high-voltage windings insulation class 2.3 kv and above and low-voltage windings below 1 kv insulation class that are immersed in mineral oil.

Inactive-Withdrawn Standard

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