January 1 995
New I nformation
Mai led to: E, D, C/29- 1 00A, 3 1 -400A,
3 1 -500A
Types JD, HJD, JDC Four-Pole Breakers
Front View
Line End
i
2.844
1
(72.241
I
I
4.000 3.750
1101.601 195.251
10.000 7.250
1254.001 1184.151
I
.250
16.351 R
Cutler-Hammer
Westi nghouse
&
C utler-Hammer Products
Five Parkway Center
Pittsburgh, Pen nsylva nia, U .S.A. 1 5220
Types J D, HJD, J DC Four-Pole
.281 (7. 1 4) Dia.
Line End
6 Mtg. Holes
. 500 ( 1 2.701 Dia.
. 1 1 0 (2.79)
Dia.
8 Holes
@
7.531
1191.291
O
N
/
TRIP
I I
15"
I
Dimension Sheet
29-1 70J
Page 3
Westinghouse
Series C®
Molded Case
C i rcuit Breakers
J-Frame
70-250 Amperes
196.821
- ,
��
'
.156
13.961
.500
112.701 5.797 (147.24)
I��-:-
..
______ -
Breaker
.1
Cl.
Handle
\
.035
I
�
(.89)
1
I
RESET
l '""'
'126.97)
'I 'I
.250 R ..
i
,
.
.,
OFF
-
- -
-
- -
-
-
--j
,r - � -
1
: :;
;
-
,
(1-
��
991)
-,�:t
f
00
.688 I 17.461
Dia.
Typical 3-Pole
Thermal-Magnetic
Trip Unit
8 Holes
Load End
Load End
-
,,,
m::f:::
I
4 062 (97 33}
�
4312 (10317)
-(109'52) 4.942Max
(125.81) Max
Front Connected Terminals
Catalog
Cable
Amp
Wire
Torque
N u m ber
Rating
Size
T250KB
Cu Single
70-250
#4 to 350 MCM
180 Lb-in
120.3 Nml
TA250KB
Cu-AI Single
70-250
#4 to 350 MCM 275 Lb-in
13 1 . 1 Nml
Reproduced from drawings
1491 064
and
1491068
Dimensions in parentheses in millimeters
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