Rockwell Automation 140U Q and M-Frame Circuit Breakers Instruction Leaflet for Shunt Trip - Manual (Page 5)

Page 5
Flat Blade
Screwdriver
Fig. 2-4
2-8. Place accessory labels (supplied with kit) on circuit
breaker. (See Fig.
Note: Accessory labels show connection diagram for
shunt trip. Pigtail leads are color coded white and
yellow.
2-9. Test cutoff switch. Connect ohmmeter across pig-
Screwdriver Depressing Shunt Trip Solenoid
Plunger
tail leads or terminal block connections. Check
continuity as follows:
a. Circuit breaker handle OFF no continuity.
b. Circuit breaker handle ON - less than 9000
ohms.
Terminal Block
Connection Diagram
Label (When Used)
Identification
Label
Pigtail
Diagram
(When Used)
Fig. 2-5 Preferred Mounting Locations for Accessory
Nameplate Labels
Note: For molded case switches, omit step c.
c. Press PUSH-TO-TRIP button - no continuity.
d. If cutoff switch fails test, make sure that shunt
trip module is properly seated in trip unit slots. If
problem persists, contact Allen-Bradley.
2-1 0. Install circuit breaker.
2-11. Connect shunt trip as required (see Fig. 2-6).
Allen-Bradley assumes no responsibility for malfunc-
tioning accessories installed improperly by the customer.
40752-075(1) Effective 4/02