Circuit Breaker Wiring Diagrams - Do-it-yourself-help Wiring for a 15 Amp, 120 Volt Circuit Breaker. This wiring diagram illustrates installing a 15 amp circuit breaker for a 120 volt branch circuit. The 14/2 awg cable for this circuit includes 2 conductors and 1 ground wire. A 15 amp circuit is usually used for wall receptacle outlets and room light fixtures. How to Install Wire a Single Pole Circuit Breaker - YouTube Click to view on Bing11:51This video will show a DIY kind of person how to wire and install a single pole circuit breaker. 15:35. How To Hook Up A GFCI Wiring a 240v outlet step by step from breaker toAuthor: David FinchViews: 156K How to Wire a GFCI Circuit Breaker | Hunker Verify that the GFCI breaker matches the circuit wiring. Use a 15-amp breaker with 14-gauge wire and a 20-amp breaker with 12-gauge wire. Step 3 Attach the curly white wire from the breaker to the neutral bus. The neutral bus is the strip with the screws located on the outside edge of the service panel. TD01301014E Series NRX Circuit Breaker Wiring Diagrams PDF fileSeries NRX Circuit Breaker Wiring Diagrams Technical Data TD01301014E Effective November 2011 Figure 2. Digitrip Alarm Wiring Notes 1 . For the Digitrip 520M product, Alarm 1 (ALM1) is for Remote Circuit Breaker Problem Alarm on CAT # N5MLSIG or for Maintenance Mode Active on CAT # N5MRLSIA . Contact rating 1A @ 120 VAC and 1A @ 24VDC .