Allen-Bradley 140U Instruction Leaflet Download Page 8

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c. Press PUSH-TO-TRIP button

contact open
contact

closed.

d. If auxiliary switch fails test, make sure that

module is properly seated in trip unit slots. If
problem persists, contact Allen-Bradley.

2-1 8

Install circuit breaker

2-19. Connect accessory leads as required.

(See Fig. 2-12.)

Allen-Bradley assumes

no responsibility for malfunc-

tioning accessories installed by the customer.

40752-035(1)

Effective 3/02

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Summary of Contents for 140U

Page 1: ...unit and occupies the accessory mounting cavity in the circuit breaker frame The ASL switch provides remote signaling and interlock ing when the circuit breaker trips it consists of one or two single...

Page 2: ...e as the accessory leads exiting the side of the base where the accessory is mounted and leads exiting the rear of the base on the side opposite the accessory The 18 inch long pigtail leads are color...

Page 3: ...breaker from instal lation and terminal connections 2 4 Remove cover screws and cover Note To install accessory circuit breaker must be in tripped position 2 5 For high instantaneous trip type molded...

Page 4: ...eased through trough as mounting bracket is inserted into trip unit retaining slots Fig 2 3 Interphase Barrier Replacement Rear Exiting Leads Preferred Side Exiting Leads Terminal Block Opposite Side...

Page 5: ...ng trough e For double ASL switch with pigtail leads attach wire marking labels to bundle of three leads for each switch Markers designated 1 and 2 are provided Accessory Combination Installation 2 l...

Page 6: ...ING SCREWS TRY TO REFORM THE THREADS IN THE CIRCUIT BREAKER BASE CARE SHOULD BE TAKEN EVERY TIME A THREAD FORMING SCREW IS USED TO ENSURE THAT THE SCREW STARTS IN THE ORIGINAL THREADS DAMAGED THREADS...

Page 7: ...t lLockout Switch Auxiliary Switch Connection Diagram b Circuit breaker handle ON Check that make contact s are open and break contact s are closed C Press PUSH TO TRIP button Check that make contact...

Page 8: ...hat module is properly seated in trip unit slots If problem persists contact Allen Bradley 2 18 Install circuit breaker 2 19 Connect accessory leads as required See Fig 2 12 Allen Bradley assumes no r...