Exam 14: Services, Feeders, and Equipment

Where rear access is required to work on nonelectrical parts at the back of enclosed equipment, a minimum working space of ____. horizontally is required.

Service equipment in other than dwelling units shall be legibly marked in the field with the ____.

All mechanical elements used to terminate a grounding electrode conductor or bonding jumper to a grounding electrode shall be ____.

The maximum rating for an overcurrent protection on a primary unit is ____.

Vertical wiring clearances apply to ____.