30 CFR 75.703-4 - Other methods of protecting offtrack direct-current equipment; approved by an authorized representative of the Secretary.

Regulations last checked for updates: May 19, 2024

Title 30 - Mineral Resources last revised: May 15, 2024

View all text of Subpart H [§ 75.700 - § 75.706]

§ 75.703-4 - Other methods of protecting offtrack direct-current equipment; approved by an authorized representative of the Secretary.

Other methods of maintaining safe voltage by preventing a difference between the frames of offtract direct-current machines and the earth must be approved by an authorized representative of the Secretary.

authority: 30 U.S.C. 811,813,957

source: 35 FR 17890, Nov. 20, 1970, unless otherwise noted.

cite as: 30 CFR 75.703-4