U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 30Chapter IPart 77Subpart J - and Medium-Voltage Alternating Current Circuits
View all text of Subpart J [§ 77.900 - § 77.906]
§ 77.902-1 - Fail safe ground check circuits; maximum voltage.

The maximum voltage used for ground check circuits under § 77.902 shall not exceed 40 volts.

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