Cutler Hammer Overload Heaters Chart

If the motor service factor is 1 0 or a maximum of 115 protection is wanted pick one size smaller heater than indicated.

Cutler hammer overload heaters chart.

Contact kits abb cutler hammer general electric siemens ite square d telemechanique westinghouse. For use with nema sizes 00 0 series c nema sizes 1 2 series b. Cutler hammer westinghouse heater selection for type a and b overload relays size 00 9. For use w nema sizes 00 0 series c nema sizes 1 2 series b.

1sizes 5 8 use the 32 ampere overload relay with current transformers. Thermal overload heaters allen bradley cutler hammer general electric siemens ite square d westinghouse. Siemens furnas overload relay heater tables for irrigation pump panels. Westinghouse a200 overload relay heater elements for motor protection.

The heater application table indicates the range of full load motor current to which a given heater many be applied. Home resources guides cutler hammer heater coil selection charts cutler hammer heater coil selection charts magnetic motor control heater coils are rated to protect 401 20c rise motors and open and drip proof motors having a service factor of 1 15 where the motor and the controller are at the same ambient temperature. Sizes a f series c i e c. Type a and b overload relays sizes 0 1 and 2.

Heaters should be selected on the basis of the actual full load. Nema contactors and starters2 2. Asco asco 911 remote control switch asco 917 918 owner s manual. Southland stocks a full line of hmcp motor circuit protectors.

Sizes a f series c i e c. 1sizes 5 8 use the 32 ampere overload relay with current transformers. Overload relay heater tables selection of heater elements for overload relays general formula approximate full load amps for other motors 208 volt full load amp p 230 volt current u 110 2 phase fla p 0 866 u the 3 phase fla 2 phase 3 wire current in common wire p 1 41 u that in the other 2 lines 25hz 1500 rpm amps p amps of 60hz 3600 rpm. Allen bradley heater tables.

Sizes g k series b. Each heater is identified by a catalog number stamped on one terminal. If the motor and overload relay are in the same ambient and the service factor of the motor is 1 15 to 1 25 pick heaters from the table below. Cutler hammer westinghouse heater selection chart.

2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2. Sizes g k series b. Joslyn clark joslyn clark overload heater table.