ABB GE GEH4576 Manuale utente
Description
Provides remote circuit breaker trip indication
using a single pole double throw switch
actuated by the breaker mechanism.
NOTE: Bell alarm cannot be installed in left
pole of circuit breaker models earlier than Jan
1, 1979 (date code D901*). Refer to factory
if in doubt.
Installation
CAUTION: The breaker must be completely
de energized and disconnected from the
electrical circuit, when the bell alarm is being
installed. This is mandatory because the
breaker must be in the ON position while the
accessory is being installed.
Place the breaker in a TRIPPED position
(handle at midpoint) by rotating trip button.
Remove cover mounting screws (4) and
handle (Figure 2).
—
Figure 1
—
Figure 2
1
GEH4576 INSTALLATION INSTRUCTIONS
Bell Alarm Switch Accessory
For Types TED, THED
4 COVER SCREWS
(8 FOR THLC1 AND
TLB1)
1.
2.
Note position of accessory mounting holes.
(Figure 3).
Install accessory as shown (Figure 4).
Adjust switch lever so that it actuates switch
within dimension shown with circuit breaker
in reset position. Trip the breaker by pushing
trip bar forward. Switch should actuate. if
not, readjust.(Figure 4).
Make two notches in cover, one for lever
clearance, and one for lead exit as shown in
Figure 5. Affix identification label.
Replace handle and breaker cover, taking care
not to pinch wires or switch lever between
cover and case.
Check continuity of bell alarm switch as
shown in Figure 6. Repeat Step 5 if necessary.
CIRCUIT
BREAKER
IN RESET OR
OFF POSITION
—
Figure 3
—
Figure 4
2
.01" TO .03" TRAVEL MUST
ACTUATE SWITCH
3.
4.
5.
6.
7.
8.
—
Figure 6
—
Figure 5
NOTE: UL listing is voided when the
ciicuit breaker is modified to add an
accessory.
3
—
ABB Inc.
305 Gregson Drive
Cary, NC 27511.
electrification.us.abb.com
—
We reserve the right to make technical
changes or modify the contents of this
document without prior notice. With
regard to purchase orders, the agreed
particulars shall prevail. ABB Inc. does not
accept any responsibility whatsoever for
potential errors or possible lack of
information in this document.
We reserve all rights in this document and
in the subject matter and illustrations
contained therein. Any reproduction or
utilization of its contents – in whole or in
parts – is forbidden without prior written
consent of ABB Inc.
Copyright© 2019 ABB
All rights reserved
—
GE is a trademark of GE. Manufactured
by ABB Inc. under license from GE.
1SQC930049M0201, GEH4576 February 2020
These instructions do not purport to cover all details or variations in equipment nor to provide for every
possible contingency to be met in connection with installation operation or maintenance. Should further
information be desired or should particular problems arise which are not covered sufficiently for the
purchaser’s purposes, the matter should be referred to the ABBCompany.
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