The disconnect can consists of upto ______ switches or circuit breakers mounted in a single enclosures, or in a group of separate enclosures:

Conductors are considered outside the building when encased or installed under not less than ______ of the concrete:

Electrode premise wiring systems mus be located no closer than _____ from lightning protection system grounding electrodes:

When multiple grounding electrode conductors are installed, each grounding electrode conductor is permitted to terminate to any grounding electrode of the grounding electrode system:

A Surge protection device must not be used in circuits that exceed  _____ :

When structural members does not permit the raceway to be secured within 3 ft of a box or termination fitting, the raceway must be secured within ______ of the termination:

Intermediate metal conduit must generally be supported at an intervals not exceeding _______ :

A smooth inner surface with integral reinforcement within the raceway wall:

PVC conduit can be concealed within walls, floors, or ceilings, directly buried or embedded in concrete in buildings of any height:

The distance from the raceway entry of the box or conduit body to the opposite wall must not be less than _____ times the trade size of the largest raceway, plus the sum of the trade sizes of the remaining raceways on the same wall and row:

The overcurrent protection of panelboards can be located within or on the supply side of the panelboard:

Closet storage space continues vertically to the closet ceiling for a distance of ______ or the width of the shelf whichever is greater:

Conductors within ______ of ballast, LED driver, power supply or transformer must have an insulation temperature rating not lower than 90^oC

A point in the wiring system where the electrical current is taken to the supply a load:

A device intended to protect people by den-energizing a circuit when a current imbalance has been detected that exceeds the value established: