Double Pole Breaker Wiring

Certain appliances as well as service panel subpanels require 240 volt circuit breakers also known as double pole breakers.

Double pole breaker wiring.

The voltage from either leg to the neutral line is 120 volts but across the two hot legs is 240 volts which is double the 120 volt supply. This diagram illustrates some of the most common circuits found in a typical 200 amp circuit breaker service panel box. Free delivery with 45 order. Circuit wiring that connects to double pole breakers contains two hot wires.

Each pole or connection point on the bars carries 120 volts of electricity. Set your store to see local availability add to cart. 15amp 20amp 30amp and 50amp as well as a gfci breaker and an isolated ground circuit. These breakers control 240 volt circuits that power large appliances such as electric water heaters dryers and ranges.

Circuit breaker panel box wiring diagram. Ge q line 20 amp 2 in. This page contains wiring diagrams for a service panel breaker box and circuit breakers including. Make sure the wire is gauged well in order to support the amperage of the breaker.

When single pole breakers are installed they snap into one pole to receive 120 volts. Step 4 install double. In addition these heavy duty breakers have. Using a wire cutter or a wire stripper strip the wires off inch of insulation from the black red as well as the white wires you find.

Do this until you expose the bare copper wires. A 3 wire 240 volt circuit has two hot wires each supplying 120 volts for a total of 240 and an equipment ground wire. Eaton ch 30 amp 2 pole circuit breaker with trip flag model chf230 19 23 19 23. We ll take a closer look at the differences between each of these breakers and discuss when you should use one over the other.

Provide 240 volts 20 60 amps and have two hot wires that share one neutral wire. A double breaker is basically an interconnected set of two single pole breakers. Take the wire of the double pole circuit breaker. Free delivery with 45 order.

Provide 120 volts 15 20 amps and have one hot wire and one neutral wire. Most homes have one or more double pole circuit breakers in the electrical panel. Double pole breakers are twice as wide as standard breakers and attach to both of the 120 volt hot bus bars in the service panel.