USCG Exam PracticeSwitchboards and distribution systems
According to federal regulations, each distribution panel aboard a vessel must have a circuit directory that includes which of the following information?
- ✓ The circuit designation, a description of the load, and the rating or setting of the overcurrent protective device for each circuit.Correct
- B. The circuit designation, the conductor gauge, and the length of each circuit run.
- C. A description of the load, the voltage rating of each circuit, and the conductor insulation type.
- D. The circuit designation, the ampacity of the conductor, and the load's power factor.
Why A is correct
46 CFR §111.40-11(b)(2) specifies that the circuit directory must contain the circuit designation, a description of the load, and the rating or setting of the overcurrent protective device for each circuit. Conductor gauge, voltage rating, and power factor are not listed requirements.
Cited:46 CFR §111.40-11