Related illustrations

0565

Inspecting the service box and panels

· p. 95

The illustration shows a combination service and breaker panel alongside a separate fused service box and distribution panel. The combination panel has an upper main-disconnect section and two columns of branch circuit b

0536

Breaker and fuse type service boxes

· p. 90

The illustration compares three electrical service-box arrangements, identifying utility supply entries, grounding connections, and main disconnects. Arrangement A shows a main circuit breaker integrated into a panel wit

0531

Determining service size by the main disconnect

· p. 89

The illustration shows two ways to determine electrical service size by checking the amperage rating of the main disconnect. On the left, a combination panel contains a main breaker above two columns of branch-circuit br

0535

Branch circuit overcurrent devices

· p. 89

The illustration shows two arrangements for branch circuit overcurrent protection. On the left, a combination service panel contains a main breaker above two columns of branch circuit breakers. On the right, a separate s