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According to the 2017 NEC, all 15- and 20-amp, 125V and 250V CI receptacles must be classified as a Tamper-Resistant GFCI. Tamper resistant receptacles contain an internal, spring-loaded shutter that does not allow the entry of foreign objects. The shutter will not permit an electrical connection unless the pressure on both sides of the internal shutter is even.
They are required in the following locations:
The NEC specifies that a circuit breaker shouldn’t handle more than 80% of its load rating (max amperage).
|
Circuit (volts) |
Circuit (amps) |
Total Outlets Allowed |
|
120V |
15-amp |
10 |
|
120V |
20-amp |
13 |
|
240V |
15-amp |
20 |
|
240V |
20-amp |
16 |
Here are few common signs that it is time to replace your electrical outlets:
This feature is ideal for residential locations, schools, or daycares because it prevents children from accidentally electrocuting themselves and is safer than an outlet cover because it does not present a choking hazard.
A self-grounding electrical outlet features copper clips and a mounting screw. This mounting screw is designed to pick up the grounding from the box instead of having to ground it with a grounding wire.
Electrical outlets are the receptacles for the plug of an electrical appliance. More specifically, it is an opening or series of openings connected to a wired power source that provides electricity to electronic devices.
