October, 1 977
S u persedes Di mension Sheet 2 9 - 1 70
all previous issues.
M a i led to: E, D, C/1 901 , 1 928, 1 929/ P L
Westi n g house Electric Corporation
Low Voltage B reaker Division
Beaver, Pen nsylva nia 1 5009
Ouick/ag®) Bolt-on and Type BA
Circuit B reakers
Page 1 1 : Types BA, OB H , H BA S i ng l e Pole
Page 1 2: Types BA, QB H , H BA Two and
Three Poles
D i mension S heet
29-1 70
Page 1 1
AB DE-ION ®
Circuit Brea kers
Type BA, O B H and H BA S i n g l e Pole Breakers
Termina J ·Arrangements, Load Side Only
Type
Ampere
W1re
Rat1ng
Type
1 20/ 240 Volts
W1re B1nd1ng Screw
1
S-30
Pressu re
3 5-70
277 Volts
C U
� 1 4 ti S
C " .'AI
� 1 4· # 2
P ressure
1 5-30
C u
# 1 4 # 6
A I
� 1 2 · # 6
Applies to The Following Type B reakers :
BA
1
Pole.
2 7 7 Volts Only
.120 D1ameter Hale
Reproduced from Drawings 1 76C333 a n d 503C701
7
8
Applies to The Following Type B reakers :
O B H
Pole
2 2.000
Amp
I
C
2 5·70
A m p
H B A
1
Pole
65.000
Amp
I C Mark 7 5
1
5·30
A m p
�
Diameter Hole
. 1 20 D1o meter Hole
Recess for C�rcu1t Tab
Tab S1ze .
�z X }l,
X
.020
Th1Ck
Pressure
Connector
35 Amp
and H1gher
9
Width of
Mount1ng Slot
Mount1ng Slot
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