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  2. Identifying the Different Types of Circuit Breakers - The …

    • A single-pole breaker protects a single circuit in your home’s electrical system. This single circuit might power the lights in your living room or feed receptacles in your kitchen. Single-pole breakers take up one s… See more

    Standard, Double-Pole Circuit Breaker

    Double-pole breakers work the same way as single-pole breakers, but they protect circuits that power larger equipment, like air conditioners, ranges and dryers. These appliances … See more

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    Ground Fault Circuit Interrupter Breaker

    You’ve used ground-fault circuit interrupter (GFCI) receptacles in your kitchen and bathrooms, but what about GFCI circuit breakers? It’s perfectly acceptable to protect circu… See more

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    Arc Fault Circuit Interrupter (AFCI) Breaker

    Arc fault protection is a relatively new requirement in the NEC, first made mandatory for bedrooms in 2002. Since then, the NEC has expanded AFCI protection r… See more

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