Disconnect Switch Sizes Chart

Check the switch selected against the maximum horsepower rating required for our application.

Disconnect switch sizes chart.

Found in electrical distribution and industrial application these switches are crucial as machinery must be disconnected from the source of energy for adjustment or. This way the switch has to change to the off position meaning the power isn t engaged before the lock will release and the door can open. Here is a convenient chart of recommended wire fuse and switch sizes for 3 phase 60 hz capacitors 240 480 and 600 volts. The disconnect switch must also have the correct fuse size.

Versions available in 30a 1200a sizes. Abb powerline includes seven different amperage sizes from 30a to 800a. Browse disconnect switch handles. Disconnects refer to a disconnector a disconnect switch or an isolator switch is used to ensure that an electrical circuit is completely de energized for service or maintenance.

Disconnect or circuit breaker size 800 amps fuse size 800 amps wire size 2 500 mcm per phase. Disconnect rated to provide means for load isolation full voltage rated 600vac or 80vdc ul 98 disconnect rated for protection of branch circuits with. Select the basic switch size you need 30 60 100 or 200 ampere. A rotary disconnect switch may be installed nearly anywhere in a control panel mounting is not limited to the upper right hand corner of the panel.

15 25 hp 15 60 hp 40 hp 1 3ph std fuse time delay 250 vdc 6 300 kcmil cu al. Choose either fuse or no fuse kit from chart below. A full line of general duty heavy duty double throw and hazardous area devices is expanded with a series of innovative new products for a vast variety of applications. Another aesthetic consideration is the handle associated with your disconnect switch.

Mount the switch where it conveniently fits in your panel and simply install the handle on the door in line with the switch. An appliance requiring a 30 amp double circuit breaker will need a disconnect rated to its horsepower and will accept two 30 amp fuses. L or r suffix on switch catalog numbers denotes left or right handed mechanism drive. Fusible standard disconnect switch 30a 800a.

Select a disconnect switch with the same or greater horsepower rating as the appliance.