Rockwell Automation 1494V Flange Operated Circuit Breaker Kits (125A / 150A / 250A / 400A) User Manual
Page 6
CIRCUIT BREAKER AND ACCESSORY
INSTALLATION INSTRUCTION SHEET
1
1013923
42052-074
OF
N/A
N/A
N/A
REVISION
AUTHORIZATION
DR.
CHKD.
APPD.
DATE
DATE
DATE
E - DOC
LOCATION: MILWAUKEE, WISCONSIN U.S.A.
B-vertical.ai
DWG.
SIZE
SHEET
B
1
2
3
4
5
6
7
8
A
B
C
D
E
F
G
H
REFERENCE
DIMENSIONS APPLY BEFORE
SURFACE TREATMENT
(DIMENSIONS IN INCHES)
TOLERANCES UNLESS
OTHERWISE SPECIFIED
.XX:
.XXX:
ANGLES:
42052
THIS DRAWING IS THE PROPERTY OF
ROCKWELL INTERNATIONAL CORPORATION
OR ITS SUBSIDIARIES AND MAY NOT BE COPIED,
USED OR DISCLOSED FOR ANY PURPOSE
EXCEPT AS AUTHORIZED IN WRITING BY
ROCKWELL INTERNATIONAL CORPORATION
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6
7
Auxiliary Installation
Testing of Auxiliary Contacts
1.
Move the disconnect handle on the combination starter to the OFF position.
2.
Fasten the cam and bushings to the bail with (2) flat washers, (2) lock washers, and (2) screws Tighten to 12 - 16 lb-in.
3.
Fasten the base assembly to the support bracket with (2) screws. Tighten to 7 - 10 lb-in.
4.
Attach the assembly from Step 3 to the ear on the support plate with (2) screws. Tighten to 7 - 10 lb-in.
5.
Attach the auxiliary contact with the safety guard to the base assembly.
Note:
If a single auxiliary contact is used, it must be positioned nearest the cam, in slot A shown above. A second auxiliary contact
would be positioned in slot B.
1.
Make sure the auxiliary contact and adapter kit (circuit breaker) have been installed in the proper position.
2. If the auxiliary contact (circuit breaker) is N.O., place the probes of the continuity tester across both terminals with the
disconnect handle in the OFF position; there should be no continuity.
3.
Move the disconnect handle to the ON position and place the probes of the continuity tester across both terminals; there
should be continuity.
4.
If the auxiliary contact (circuit breaker) is N.C., place the probes of the continuity tester across both terminals with the
disconnect handle in the OFF position; there should be continuity.
5.
Move the disconnect handle to the ON position and place the probes of the continuity tester across both terminals; there
should be no continuity.
Support
Bracket
Support
Plate
Base
Assembly
Bail
Slot A
Slot B
Cam
Bulletin 1495
Auxiliary
Contacts
Bulletin 1495
Auxiliary
Contacts
Bushings
Safety Guard
Safety Guards
2
3
5
4
1
On
Off
42052-074-01 (1)
Printed in U.S.A.