GE Industrial Solutions CR454A Series Starters - Manual

Definite Purpose
Contactors & Starters
CR453A Series Contactors
CR454A Series Starters
Description
GE’s CR453A magnetic contactors provide a 2- or 3-pole
device for use in air conditioning units or other general
purpose applications. These instructions give information
about ratings, installation, accessories and wiring, overload
relay may be added if needed. Factory assembled starters
CR454A include overload relay .
Motor branch circuit and control circuit overcurrent
protection should be supplied in accordance with the
National Electrical Code or local code as required. CR453A
contactors are suitable for use on a circuit capable of
delivering not more than 5,000 RMS symmetrical amperes,
600 volts maximum when protected by fuses or a circuit
breaker having an interrupting rating not less than 5,000
RMS symmetrical amperes.
Use 75° C copper conductors only.
Ratings – Full Voltage, Non-Reversing
Frame
Ratings Resistive
Size
VAC
FLA LRA
Horsepower Rating Per
1 PH 3 PH Pole
120 150 2 –
CR453AB
240
25
150 3 7.5
35
480 125 – 10
600 100 – 10
120 180 2 –
CR453AC
240
30
180 5 10
40
480 150 – 15
600 120 – 15
120 240 3 –
CR453AD
240
40
240 7.5 10
50
480 200 – 20
600 160 – 20
Caution: Before installing in a nuclear application, determine that the product is intended for such use.
Warning: Disconnect power before installing or servicing.
Typical CR453A Series contactor
Power Terminal Tightening Torque (lbs.-in.)
Terminal Type Torque Values
Box Lug 40
Pressure Plate 20
Binding Screw 20