Rockwell Automation 140U N-Frame CB Alarm Switch and Alarm Auxiliary Switch Combination - Manual (Page 3)

A circuit breaker that is mounted in an electrical
system must be removed to install the accessory.
To ensure correct accessory installation, the circuit
breaker must be placed on a horizontal surface.
General Installation
THE VOLTAGES IN ENERGIZED EQUIPMENT CAN
CAUSE DEATH OR SEVERE PERSONAL INJURY.
BEFORE REMOVING A CIRCUIT BREAKER
INSTALLED IN AN ELECTRICAL SYSTEM, MAKE
SURE THE CIRCUIT BREAKER IS SWITCHED TO
THE OFF POSITION AND THERE IS NO VOLTAGE
PRESENT WHERE WORK IS TO BE PERFORMED.
SPECIAL ATTENTION SHOULD BE PAID TO
REVERSE FEED APPLICATIONS TO ENSURE NO
VOLTAGE IS PRESENT.
Steps 2-1 through 2-8 and 2-11 through 2-17 are for
general installation and apply to the ASL switch and
the accessory combination. Step 2-9 covers installa-
tion of the ASL switch. Step 2-10 covers installation
of the accessory combination.
For new circuit breaker installation, the trip unit must
be installed in circuit breaker before attempting to
install an ASL switch or accessory combination.
2-1. Switch circuit breaker to OFF position.
2-3. Press PUSH-TO-TRIP button to trip operating
mechanism and check handle moves to trip position with
2-4. Remove circuit breaker cover screws and covers.
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For all combinations of accessories, leads from the
inner accessory switch must go to the wiring trough
or triple combination, leads from the outer accessory
switch must go to the center trough . PigtaiI leads exit-
ing in this manner should be eased through trough as
mounting bracket is inserted into trip unit retaining
slots. Use center trough also for leads exiting the side
LEADS SHOULD BE FORMED AND ROUTED TO
CLEAR ALL MOVING PARTS WHEN ACCESSORY IS
PROPERLY INSTALLED. LEADS COULD BE DAM-
AGED IF IN CONTACT WITH MOVING PARTS.
bination, leads from the outer accessory switch must
go to center trough.
Alarm (Signal)/Lockout Switch Installation
a. Turn ASL switch mounting bracket to line up with slots in
trip unit.
NOTICE
WARNING
NOTICE NOTICE
NOTICE
CAUTION
NOTICE
40752-094 (1) Effective 04/02
nearest the line end of the circuit breaker. For a double
of the circuit breaker.
2-5. Route wiring to meet installation requirements (see
Fig. 2-2).
For all combinations of accessories, leads from inner
accessory switch must go to the wiring trough nearest
line end of circuit breaker. For a double or triple com-
2-6. Insert the ASL switch as described in the following
steps (see Fig. 2-3): 2-2. Disconnect and remove circuit breaker from instal-
lation and terminal connections.
white colored indicator visible in escutcheon window.l