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ManualsBrandsRockwell Automation ManualsEquipment1102C-PKxx 400A / 600A Vacuum Contactor DC Coil Replacement

ATTENTION: To prevent electrical shock, disconnect from power source before installing or servicing. If coil failure is

suspected, check that secondary damage has not occurred that will render the contactor non-repairable.

42052-092

G. Ushakow

N/A

42052

10064901

INSTRUCTION SHEET

BULLETIN 1102C 400A/600A VACUUM CONTACTOR

DC COIL REPLACEMENT

2-20-04

Mark Jutz 2-20-04

D. Josef 2-20-04

1 4



42052-104



REVISION

AUTHORIZATION

DIMENSIONS APPLY BEFORE

SURFACE TREATMENT

(DIMENSIONS IN INCHES)

TOLERANCES UNLESS

OTHERWISE SPECIFIED

REFERENCE

SHEET OF

DWG.

DR.

CHKD.

APPD.

DATE

ANGLES:

.XXX:

.XX:

THIS DRAWING IS THE PROPERTY OF

THE ALLEN-BRADLEY CO. INC.

AND MAY NOT BE COPIED, USED OR

DISCLOSED FOR ANY PURPOSE EXCEPT

AS AUTHORIZED IN WRITING BY

THE ALLEN-BRADLEY CO. INC.

LOCATION : MILWAUKEE, WISCONSIN U.S.A.

SIZE

1 2 3 4 5 6 7 8



E - DOC

Bulletin 1102C 400A / 600A Vacuum Contactor

DC Coil Replacement Instructions

(Cat 1102C-PK4G, -PK4H, -PK6G, -PK6H)

Coil Replacement

Cover

Coil Leads

Auxiliary

Disconnect

Coil Wire Leads

from Auxiliary

Disconnect

Coil Wire Leads

from Auxiliary

CUUM CONT

CUUM

CTO

5. Remove the Auxiliary from the contactor by first rotating the retainer to release the top of the Auxiliary. Then

pull out the top of the Auxiliary (the tab must clear the notch) and then push Auxiliary slightly downward to release

lower tab that holds the Auxiliary to the housing (Figures 2A & 2B).

This tab must

clear notch prior

to pushing

Auxiliary

downward.

Rotate retainer to

release Auxiliary

Figure 2A Figure 2B

400A

Figure 1

600A

1. Disconnect all power cables (or bus work) and all control wiring to the contactor.

2. Remove the contactor from its mounted location. The contactor is best serviced in the tabletop position.

3. Remove the cover attachment hardware from the contactor and remove the cover (Figure 1).

4. Disconnect the coil wire leads from the Auxiliary (Figure 2B).

AuxiliaryAuxiliary

Summary of content (4 pages)

PAGE 1
2 A 3 4 5 6 7 8 Bulletin 1102C 400A / 600A Vacuum Contactor DC Coil Replacement Instructions (Cat 1102C-PK4G, -PK4H, -PK6G, -PK6H) ATTENTION: To prevent electrical shock, disconnect from power source before installing or servicing. If coil failure is suspected, check that secondary damage has not occurred that will render the contactor non-repairable. Coil Replacement 1. Disconnect all power cables (or bus work) and all control wiring to the contactor. B 2.
PAGE 2
1 2 A 3 4 5 6 7 8 Coil Replacement (Cont'd) 6. While supporting the Main Housing, remove the Main Housing from the Baseplate by removing the (4) screws which hold the housing to the Baseplate. A long philips-head screwdriver (6" or longer) is needed as the four screws are in deep wells (holes) in the Main Housing. Remove the shorter screws first. Separate the main housing assembly from the Baseplate and set it aside (Figure 3). 7. Remove the wires to the rectifier (terminals "+" & "-") (Figure 4).
PAGE 3
1 2 A 3 4 5 6 7 8 Coil Replacement (Cont'd) 11. Replace the Return Springs by placing them over the spring support pins located within the coil magnet core assembly making sure the return springs are properly seated and not interfering with any of the control wiring (Figure 3). 12. Carefully replace the Main Housing assembly loosely, making sure it is orientated correctly. Ensure that no wires are pinched between housing and baseplate.
PAGE 4
1 2 3 4 5 6 7 8 A B C D E 42052-092-01 (1) F G Printed in U.S.A. -01 1 TWO SIDES PRINTED BODY STOCK WHITE BODY INK BLACK PART NO. CHG. LTR. MATERIAL 1 1006490 H 42052 4-1/4" W x 5-1/2" H FLAT FOLD SIZE INSTRUCTION SHEET BULLETIN 1102C 400A/600A VACUUM CONTACTOR DC COIL REPLACEMENT REFERENCE REVISION AUTHORIZATION 8-1/2" W x 11" H DIMENSIONS APPLY BEFORE SURFACE TREATMENT (DIMENSIONS IN INCHES) TOLERANCES UNLESS OTHERWISE SPECIFIED .XX: ± N/A .