Allen Bradley Heater Element Selection Chart

Bulletin 505 full vole reversing overload relay heater tables overload relay heater tables p38 allen bradley heater elements motor control overload relayssizing heater elements for motor startersw heater chart trinitysquare d manual motor starter heater chartpractical hinist largest manufacturing technology forum on theoverload relay heater tablesmotor control overload relaysoverload relay.

Allen bradley heater element selection chart. Thermal overload heaters allen bradley cutler hammer general electric siemens ite square d westinghouse. Bulletin 2100 heater element selection table for bulletin 2113 size 1 and 2 startfrs type w heater elements. The heater element selection tables are based on a 40 c ambient temperature. The allen bradley heater tables below are two of the most common used for sizing standard overload relay protection for type n and type w heater elements.

Consult local allen bradley office. Next in this heater element selection process is to adjust the motor nameplate full load current flc by the c f. This means the correction factor for a 40 c is 1 00. Heater type number wii w12 w13 w14 w15 w16 w17 w18 w20 w21 w24 we w26 w27 w28 full load am s.

The rating of the relay in amperes at 40 c is 115 of the full load amps listed for the heater type no. The old style type n heater elements are used with bulletin 709 motor starters and overload relay blocks. Heater element to be used. Southland electrical supply is not an authorized distributor for allen bradley asea brown boveri benshaw bryant bussmann control techniques control technology inc.

Consult local allen bradley office. Master page for square d heater element selection tables. In other words there is no correction factor at 40 c.