Motor Circuit Protector Size Hmcp

Available in current ratings from 3a to.

Motor circuit protector size hmcp.

Motor circuit protectors hmcp eaton s motor circuit protectors are ul recognized instantaneous only breakers for motor short circuit protection. Electrical motor wiring data nema amps starter size hmcp size for motors ranging 1 2 to 500 hp sponsored links 480 volt motor wiring data national electric manufacturers association nema amps starter size hmcp size overload phase wires gnd and conduit size. Cutler hammer too over and is now eaton. When used in tested motor starter combinations they provide complete ul listed motor control and protection and short circuit current ratings up to 100 000a.

They can be combined with our nema and iec motor starters overload relays and contactors. The mcp is designed to comply with the applica ble requirements of underwriter s laboratories inc. This table is used to size the short circuit protection check the motor data sheets for the motor s full load current. Thermal magnetic circuit breaker f frame hmcp series a 3 pole vdc the hmcp series instantaneous only motor circuit protector mcp is.

Locate where your motor falls in table 430 52 based on the full load current and motor size. Applic start size starter thwn or thhn awg conduit table table 430 52 c 1 430 52 c 1 430 110 nema ics 2 or kcmil annex c 430 250 430 250 type class exc. 2 2000 table 310 16 table c8. Motor circuit protection tables 200vac three phase motors circuits.

Motor circuit protectors motor circuit protectors provide short circuit protection for individual motor loads and are available for a wide range of motor sizes and installation types. Hmcp motor circuit protectors are available in several different frame sizes. The circuit breaker did not change with the exception of the labels. Magnetic only motor circuit protector mcp fig 1 1 has a rating of 400a for application with nema motor starter size 5 and the lower horsepower range of size 6.

The frame size from 3 amp to 150 amp was originally manufactured by westinghouse to replace the previous series mcp motor circuit protector. The table will give you the size of the short circuit protection as a percentage of the full load current.