---
kind: "section"
citation: "46 C.F.R. § 183.324"
title: "46"
number: "183.324"
heading: "Dual voltage generators."
url: "https://uscodex.org/cfr/46/183.324"
---

# §183.324. Dual voltage generators.

- (a) A dual voltage generator installed on a vessel shall be of the grounded type, where:
  - (1) The neutral of a dual voltage system must be solidly connected at the switchboard's neutral bus; and
  - (2) The neutral bus shall be connected to ground.
- (b) The neutral of a dual voltage system must be accessible for checking the insulation resistance of the generator to ground before the generator is connected to the bus.
- (c) Ground detection must be provided that:
  - (1) For an alternating current system, meets [§ 111.05-27](/cfr/46/111.05-27.md) in subchapter J of this chapter; and
  - (2) For a direct current system, meets [§ 111.05-29](/cfr/46/111.05-29.md) in subchapter J of this chapter.

## Notes

### Authority

Authority: 46 U.S.C. 2103, 3306; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 85-080, 61 FR 997, Jan. 10, 1996, unless otherwise noted.