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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© 2021 ABB.
All rights reserved.

USA
ABB Inc. 

305 Gregson Drive
Cary, NC 27511

electrification.us.abb.com


Principal renewal parts

Ref. no.

Description

Catalog number

Quantity required

1

Coil retainer assembly

55-153677G053

2

2

Overload relay (3-heater, non-compensated form, 1 NC contact)

CR324E310F

1

3

Overload relay (3-heater, non-compensated, 1 NO-1 NC contacts)

CR324E360F

1

4

Set of stationary and movable contacts with springs for 3 poles

55-153677G002

1

5

Molded cover for stationary and movable contacts for 3 poles

55-152655G008

1

6

Return spring for movable arm

55-152821G005

1

7

Molded movable arm for 2-, 3-pole forms

55-750320P007

1

8

Armature and frame (magnet) with spring retainer

55-153677G052

1

9

Operating coil for 2-and 3-pole forms

55-501336G***

1

10

Spring retainer for armature

55-501321P001

1

*** Insert numbers for particular coil rating required. See coil table above.

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 that are not covered sufficiently for the purchaser’s purpose, the matter 
should be referred to ABB Inc.


Figure 4 (representation only)

8

10

9

1

2, 3

4

5

7

6

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