§111.05-17. Generation and distribution system grounding.
46 C.F.R. § 111.05-17
The neutral of each grounded generation and distribution system must:
Be grounded at the generator switchboard, except the neutral of an emergency power generation system must be grounded with:
No direct ground connection at the emergency switchboard;
The neutral bus permanently connected to the neutral bus on the main switchboard; and
No switch, circuit breaker, or fuse in the neutral conductor of the bus-tie feeder connecting the emergency switchboard to the main switchboard; and
Have the ground connection accessible for checking the insulation resistance of the generator to ground before the generator is connected to the bus.
Notes, amendments, and revision history
Authority
Authority: 46 U.S.C. 3306, 3703; DHS Delegation No. 00170.1, Revision No. 01.2. Section 111.05-20 and Subpart 111.106 also issued under sec. 617, Pub. L. 111-281, 124 Stat. 2905.
Source
Source: CGD 74-125A, 47 FR 15236, Apr. 8, 1982, unless otherwise noted.