Electrical Basics

Load Calcs & Power Companies

100

746

How many watts in 1 horsepower?

200

For the alternative method of load calcs, how many watts per square foot for general loads?

3 watts per square foot

400

Who's meter seals can we NOT cut? (5 total)

Electrical Coop

500

What is the loading multiplier for EVSE loads?

1.25 or 125%

Switches, Outlets, and Dimmers

100

Plaster Ears on Devices

What do you break off of devices if you use an old work box?

Breaker & Wire Capacities

100

14/2 NM-B max amperage

15 amps

200

If we add wire to a home, what type of breaker are we required to install?

AFCI

400

6/3 NM-B max amperage

55 amps

500

What brand AFCI breakers have fault codes displayed with a flashing light on the breaker?

Cutler-Hammer

NEC and IRC Articles

100

NEC article that references grounding

250

200

What is the NEC Table for conductor ampacities?

310.15(B)(16)

500

How many CFM is allowed BEFORE you have to provide make-up air for a hood vent?

400