You are in the planning stages of making up a portable cord for use on a ship with 110 VAC, 220 VAC, and 110 VDC outlets. According to 46 CFR, Subchapter J (Electrical Engineering), what statement is true concerning receptacle outlets?

Question

Accepted Answer

Each receptacle type must have a different plug configuration to preclude plugging a cord into an outlet of incompatible voltage or type of power.

Answer

Each receptacle type may use the same plug configuration, but care must be exercised in plugging in cords.

Answer

The 110 VAC and 220 VAC outlets may have the same plug configuration, whereas the 110 VDC outlets must be different to preclude plugging a cord into an outlet of incompatible power type.

Answer

The 110 VAC and 110 VDC outlets may have the same plug configuration, whereas the 220 VAC outlets must be different to preclude plugging a cord into an outlet of incompatible voltage.