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October, 1 97 7
S u persedes D i m e n s i o n S heet 2 9 - 1 7 0
all previous issues.
M a i led to: E, D , C / 1 901 , 1 928, 1 929/ P L
75 ®
Type LAB, L A a n d M A R K
�
1
Magnet
c Tnp
Adjustment
¥z oiameter
1
D1ameter
Mounting Holes
Counterbore
(4) Holes
For Rear Connected Studs
Drilling Plans
For Mounting Bolts
r-s�
1i
( Non-Conductive Panels)
t--
Line
End
. � � Tt
t '
� ;;
Tap or1 � Diameter
1
-20
�
End
1
(4) Holes
��
Diameter Hole for 250 to 400Amps
Holes
D 1 ameter
4 Holes for 2 Pole
Om1t 2
6
Reproduced from Drawing 4550789
Westing house E l ect ric Co rporation
Low Voltage Breaker D ivisi o n
B eaver, Pen nsylva n i a 1 5009
Page 27: Types LAB, LA and M A R K 75 @
Type H LA 400 Amperes
Page 28: Types L B , L B B a n d M A R K 7 5 ®
Type H L B 400 A m peres
Type H LA B reakers 400 Amperes
1�
�
1 °
1
Handle
Th
ck
1
Toper Both S
des
1
l
W
de
1
Load End
Terminal Arrangements
Copper Cable Only (Supplied as Standard!
Cat. # T 2 55LA Wire SiZe # 6-350 M C M
Cat. #T401 LA Accomodates Single #4-250 M C M
Plus Single #3 /0-600 M C M C a bles
AI/Cu C a ble ( M ust be Specified)
Cat. #TA2 2 5 L A 1 Wire S1ze #6-350 MCM
Copper or #4-350 MCM A l u m i n u m
Cat. #TA400LA1 W i r e S i z e #4-250 M C M
P l u s Single # 3 / 0-600 M C M C a bles
For Plug-In Block
I
I
Hole
50to225Amps
Pole
for
Holes for 2
for
3
Breaker
Breaker
Center
Pole Breaker
D i me n s i o n S h eet
29-1 70
Page 2 7
AB DE-ION ®
Circuit Brea kers
Rear Connected Studs
(For Non-Conductive Panels)
�
- 2 4 Thread
Ampere
2 2 5
8
2 2 5
2 2 5
400
400
400
Plug-In Adapter Kit
�
-24 Thread
Poles
2
3
1 1
Rad1us
F ront Cover Cutout
l l s
�
Li n e End
Dimension
Thread
Style
N u mber
A
Size
3 /',,
Y,- 1 3
1 24 1 345
Y,- 1 3
1 24 1 346
6%,
1 24 1 3 9 2
43 /jz
Y,- 1 3
05B7383G 1 5
5 1 %z
Y.- 1 6
0587383G 1 6
7 3 /'3 z
Y.- 1 6
05B7383G 1 7
1 01 o/, ,
Y.- 1 6
Ampere
T h read
Style
N u mber
Size
70 to 400
3 1 3 C 644G25
Y.- 1 6
70 to 400
3 1 3 C 644G26
Y.- 1 6
Handle
rt_ of
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