Where multiple power supplies serve the same dc system, the dc side of each power supply shall have a ____.

Question

Quizplus · Accepted Answer

Each power supply should have a disconnecting means to ensure that there is no power on the DC side of the power supply when it is not in use or during maintenance. This prevents accidental electrocution or damage to equipment. Grounding and removable conductors are important for safety, but they do not address the issue of multiple power supplies serving the same DC system. Removable fuses may be necessary for circuit protection, but they do not address the issue of multiple power supplies serving the same DC system.

Where Multiple Power Supplies Serve the Same Dc System, the Dc