USCG Exam PracticeElectrical safety and general safety
Under 46 CFR §183.220, any enclosure containing more than one source of electrical power must be fitted with which of the following?
- A. A master disconnect switch rated for the total combined load
- B. A ground fault circuit interrupter on each circuit
- ✓ A sign warning of multiple power sources and identifying circuits to be disconnectedCorrect
- D. A fuse sized to the largest single circuit within the enclosure
Why C is correct
46 CFR §183.220(e) specifically requires that any cabinet, panel, box, or other enclosure containing more than one source of power be fitted with a sign warning persons of this condition and identifying the circuits to be disconnected.
Cited:46 CFR §183.220