30 CFR Subpart I
Surface High-Voltage Distribution
July 29, 2020
§
77.800
High-voltage circuits; circuit breakers
§
77.806
Connection of single-phase loads
§
77.800-1
Testing, examination, and maintenance of circuit breakers; procedures
§
77.800-2
Testing, examination, and maintenance of circuit breakers; record
§
77.801
Grounding resistors
§
77.801-1
Grounding resistors; continuous current rating
§
77.802
Protection of high-voltage circuits; neutral grounding resistors; disconnecting devices
§
77.803
Fail safe ground check circuits on high-voltage resistance grounded systems
§
77.803-1
Fail safe ground check circuits; maximum voltage
§
77.803-2
Ground check systems not employing pilot check wires; approval by the Secretary
§
77.804
High-voltage trailing cables; minimum design requirements
§
77.805
Cable couplers and connection boxes; minimum design requirements
§
77.807
Installation of high-voltage transmission cables
§
77.807-1
High-voltage powerlines; clearances above ground
§
77.807-2
Booms and masts; minimum distance from high-voltage lines
§
77.807-3
Movement of equipment; minimum distance from high-voltage lines
§
77.808
Disconnecting devices
§
77.809
Identification of circuit breakers and disconnecting switches
§
77.810
High-voltage equipment; grounding
§
77.811
Movement of portable substations and transformers
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