Pull Out 220 Volt Switch Wiring Diagram
The black wire power out wiring attaches to the other switch screw.
Pull out 220 volt switch wiring diagram. Explanation of wiring diagram 1. The black wire power in source attaches to one of the switch screw terminals. The disconnect switch should be a 220 volt 2 pole type for both circuit wires. With both conductors carrying 120 volts there is an increased risk of injury or property damage.
Switch wiring shows the power source power in starts at the switch box. Fixture wiring exits the switch box. Pull on the green wire to make sure it doesn t slip out from the outlet. Put the green wire into the port next to the grounding screw and tighten it with a screwdriver so it doesn t move around or fall out.
Wiring your disconnect switch will vary slightly from one type of switch to another. Wiring a 20 amp 240 volt switch can be a confusing experience for the average homeowner used to working with standard 110 volt circuits. The national electrical code requires that all appliances over 300 volt amps or over 1 8 horsepower use some sort of means of disconnect. I will make sure to create a wiring diagram soon.
Green earth ground is bonded throughout at the enclosures and the motor. The standard 220 volt wiring for an air compressor includes no polarity for the red and the black wire so you cannot wire them backwards. For one thing both supply wires for this switch carry voltage. A pull out disconnect switch gives a technician a safe way to work on high voltage appliances without the need to access the appliance s circuit breaker.
One will ground a bare copper or green wire one will be neutral a white wire and one or two will be hot wires black or a combination of black and red. Circuit electrical wiring enters the switch box.