CEI CEI Service Entrance & Metering Inspection

Question 1

According to NEC 230.70, where must the service disconnecting means be located?

Accepted Answer

Outside the building or nearest the point of entrance of service conductors

Answer

Inside the main electrical panel only

Answer

Within 5 feet of the meter socket

Answer

At any accessible location inside the building

Question 2

What is the maximum number of disconnects allowed for a service entrance under NEC 230.71?

Accepted Answer

Six disconnects per service

Answer

Two disconnects per service

Answer

Four disconnects per service

Answer

Eight disconnects per service

Question 3

During a service entrance inspection, you observe service-entrance conductors routed through the interior of a building before reaching the service equipment. Per NEC 230.6, which condition would allow this?

Accepted Answer

The conductors are encased in 2 inches of concrete

Answer

The conductors are installed in a raceway

Answer

The conductors are protected by a steel sleeve

Answer

The conductors are insulated with 600V-rated insulation

Question 4

What is the minimum clearance required between service-drop conductors and a roof surface with a slope of less than 4 inches in 12 inches?

Accepted Answer

3 feet

Answer

8 feet

Answer

18 inches

Answer

10 feet

Question 5

When inspecting overhead service conductors, what is the minimum clearance required above a public sidewalk?

Accepted Answer

12 feet

Answer

10 feet

Answer

15 feet

Answer

18 feet

Question 6

Which NEC section addresses the requirement that service-entrance conductors must be protected against physical damage?

Accepted Answer

NEC 230.50

Answer

NEC 230.54

Answer

NEC 230.70

Answer

NEC 230.82