Disconnect Switch For Ac Unit

Install the wires to the condensing unit.

Disconnect switch for ac unit.

For a room air conditioner such as a window unit an electrical cord plug that can be simply un plugged from the electrical receptacle counts as an acceptable disconnect provided the cord is shorter than 6 ft. For a new ac installation a cable must be installed from the disconnect to reach up to the main electric panel. A wide variety of ac unit disconnect switch options are available to you. On a 220vac unit or less than 10 ft.

For a 120vac unit. With the breaker turned off the wires can be disconnected and the cable removed from the e lectrical compartment of the ac unit. The air conditioner or heat pump compressor condenser outside service switch or service disconnect must be readily accessible. Ac contractor now shows up and is bitching that it isn t fused.

The disconnecting means must be a listed device and must be rated to disconnect the same horsepower as the appliance it is installed for. No ac or ac contractor present so i put in a non fused disconnect. Strip about 1 2 inch of insulation from the ends of the wires inside the disconnect box. Pull the wire through the conduit while leaving enough on each end to make the connections.

An attachment plug and receptacle or cord connector can serve as the disconnecting means for a room air conditioner provided click here to see fig. Disconnecting means shall be located within sight from and readily accessible from the air conditioning or refrigerating equipment. If the disconnect is added to an existing ac unit it should be within reach of the already existing cable so only a short cable is needed to bridge the switch to the ac unit. About 0 of these are power distribution equipment 0 are other switches.

Cut enough conduit to reach from the disconnect box to the wiring panel on the air conditioning condensing unit. The manual controls on the room air conditioner are readily accessible and within 6 ft of the floor or a readily accessible disconnecting means is within sight from the room air conditioner. A 3 horsepower motor requires a switch rated at 3 horsepower or more. The disconnecting means shall be permitted to be installed on or within the air conditioning or refrigerating equipment.

Ac is fed by existing dedicated 10 2 line on existing 30 2 breaker and looks sufficiently protected to me. Most disconnect switches are fused so any disconnect installed must accept the correct fuse size for the appliance. Kung fu maintenance shows how to test air conditioner disconnect box for proper voltageget kfm s favored multi meter here http amzn to 2l8w9co get.