PocketLaw | CFR 30 | Underground High-Voltage Distribution

Underground High-Voltage Distribution

Checkout our iOS App for a better way to browser and research.

High-voltage circuits; circuit breakers.

Section
75.800-1

Circuit breakers; location.

Section
75.800-2

Approved circuit schemes.

Section
75.800-3

Testing, examination and maintenance of circuit breakers; procedures.

Section
75.800-4

Testing, examination, and maintenance of circuit breakers; record.

Grounding resistors.

High-Voltage Longwalls

Appendix
Appendix A to Subpart I of Part 75

Diagrams of Inby and Outby Switching

Protection of high-voltage circuits extending underground.

Fail safe ground check circuits on high-voltage resistance grounded systems.

Section
75.803-1

Maximum voltage ground check circuits.

Section
75.803-2

Ground check systems not employing pilot check wires; approval by the Secretary.

Underground high-voltage cables.

Couplers.

Connection of single-phase loads.

Installation of high-voltage transmission cables.

Disconnecting devices.

Identification of circuit breakers and disconnecting switches.

High-voltage trailing cables; splices.

High-voltage underground equipment; grounding.

Movement of high-voltage power centers and portable transformers; permit.

Section
75.812-1

Qualified person.

Section
75.812-2

High-voltage power centers and transformers; record of examination.