Installing A Circuit Breaker Sub Panel

Measure the room or rooms where you ll be installing the circuit and draw a detailed accurate floor plan.

Installing a circuit breaker sub panel. The overall size of a tandem circuit breaker is the same as that of a standard breaker but instead of a single breaker it has two narrow side by side breakers. Turn off the power supply to the electrical panel. On a main panel you connect the ground wire from the new cable and the neutral white pigtail from the afci to the neutral bus. These panels have certainly changed over the years.

If you don t see a circuit breaker labeled service disconnect or main in the panel it is likely in another. Route the afci neutral pigtail and ground wires to empty screws on the neutral bus and tighten. Locate the service disconnect or main circuit breaker in the panel and set it to the off position. Install a electrical circuit breaker sub panel when your main circuit panel is full and you need to add more circuits.

Identifying panel circuits and connected loads. Sub panels are installed and used for several reasons including expanding the circuit breaker capacity of the main electrical panel. To install a new circuit you will need an open slot in your breaker panel for a new circuit breaker. This panel may be a fuse panel or a circuit breaker panel.

Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. The fuses are designed to take a predetermined amount of current and then the fuse link will melt. Clear a knockout panel install cable clamps in the hole and feed the wires through the clamp. If you need more 15 or 20 amp breakers a simple solution is to install a tandem breaker.

A subpanel connects to the main service panel with a thick three wire cable. Snap the breaker into place by clipping it to the hot bus bar. Plan to work during the daytime as you will need to shut off all power in your home during most of the project. Either way its job is to protect the home s wiring from overload via either fuses or circuit breakers.

Tighten the clamp to secure the wires. Learn more about wiring a sub panel. This circuit breaker is likely to have the largest amp value and will be located either at the top or bottom of the panel. The feeder breaker in the main panel acts as the main disconnect for the subpanel.

Planning for an electric sub panel. Sub panels can be installed both next to the main electrical panel or close to the area you are bringing power to such as when finishing a basement adding an addition to your home or you simply need more power in the garage.