Westinghouse AB DE-ION Series Manual page 76

Dimension S h eet
29-1 70J
Page 4
Westi ng house Series C M olded Case Circuit Breakers, J -Fra m e, 70-250 Am peres
Types JD, HJD, JDC Four-Pole Breakers Continued
2 750
Drilling Plans
1. 3 7 . 6 8 51 3 4. 9 3) . . .
81 1 7. 4 6) . . .
� "-
I
4. 0 78 1 1 03. 5 81
:r:
--t> .
�
I
7 1 1 8 25
4. 1 5 )
8. 0 94
I
1 2 05. 5 91 -
I
Tap
6 Holes
Breaker Mounting
Breaker Shown in OFF Position
Line End
. 1 47 (3.731 Dia.
8 Holes
.500 ( 1 2.70) Deep ­
To Accept #8 Thread
Cutti ng Screws
Load End
Reproduced from drawings 1491 064 and 1491 068
Dimensions in parentheses in millimeters
&
Cutler-Hammer
Westi n g h ouse
Cutler-Hammer Prod u cts
Five Pa rkway Center
Pitts b u rg h , Pe n nsylva nia, U . S.A.
4. 8 91 1 1 24. 2 31
I
1
Rear Connecting Studs
Breaker
Status
On
Tripped
Off
Reset
1 5220
Orawout Support Blocks
Breaker Mounting Holes
Use .250-20 (M6X1 I X 2.875 (73.0251 Pan
Head Screw With Sems. Tightening
Torque 65 Lb-in (7 .341 N m .
Line End
.500
( 1 2.70)
Dia.
.281
(7. 1 4)
Contact Position
Dia.
Indicators
Red-ON
Green-OFF
White-TRIP
Load End
Dimension
5 . 5 41 1 40. 7 2) 5. 4 9 1 1 39. 4 51 5. 4 7 1 1 24. 7 1) 4. 7 2 1 1 19. 8 91
5. 2 41 1 32. 1 0) 5. 1 21 1 30. 0 51
4. 7 9 ( 1 21. 6 7) 4. 7 1 { 1 19. 6 3) 5. 1 01 1 2 9. 5 41 5. 1 01 1 2 9. 5 41 4. 8 71 1 23. 7 0) 4 . 8 51 1 23. 1 91
4. 0 21 1 02. 1 1) 4. 0 61 1 03. 1 21 4. 3 31 1 09. 8 21 4. 4 51 1 1 3 . 0 31 4. 9 1 1 1 24. 7 1) 4. 9 51 1 25. 7 31
3. 9 1 1 9 9. 3 1) 3. 9 61 1 00. 5 81 4. 2 1 1 1 06. 9 3) 4. 3 61 1 1 0 . 7 4) 4. 9 0 1 1 24. 4 6) 4. 9 5 1 1 25. 7 31
.344 R
(8.741 R
3. 9 38 1 1 00. 0 3)
I
�
.500 ( 1 2.70)
Diameter
3 Megger
Holes
562 R
If Required
( 1 4.291 R
Front Cover Cutout
r
t
2. 3 7 5
1 6 0. 3 31
. 5 00
i
.312
(7.29)
Dia.
1. 3 751 3 4. 9 3) f. - - - 1. 3 751 3 4. 9 31
. 1 . 7 5 0( 4 4. 4 5 )
32 Lb.l142. 3
Hdl . Oper. Force
Nml
22 Lb. l 97. 9
38 Lb. 1 1 69. 0
Nml
Nml
Printed in U.S.A.
January 1 995