Dimension Sheet
29-1 70
Page
28
Type LB, L B B and M A R K 75® Type H L B Breakers
Plug-In Adapter Kit
Poles
Ampere
Kit Style
Thread
Rating
Number
Size
2
2 50-400
3 1 3C644G45
'Y. 1 6
3
2 50-400
3 1 3C644G46
Y.
1 6
R eproduced From Drawing 5680006
Westi ng house Electric Corporation
Low Voltage B reaker Division
Beaver, Pennsylvania 1 5009
For 2
Pole Breaker, Center
:
Pole Current Carry1ng
Partsare Om1tted
---- -----
r�
Amp
Catalog No
Wire Size
Rating
For Copper Cable (Supplied as Standard)
70-225
T22 5LA
Single Cable
2 50-350
T350DA
Single Cable
400A
T400DA2
Double Cable
For AL/CU Cable ( M ust be specified)
70 to 225
TA2 2 5LA1
Smgle Cable
2 50 to 3 50
400A
TA350DA
TA400DA 1
Rear Connected Studs
Stud
Stud
Am pere
Style
Ratmg
Number
400A-short
656D565G03
400A-Iong
656 D 565G04
400A-short
656D565G03
400A-Iong
656D565G04
400A-short
656D565G03
400A-Iong
656D565G04
Smgle Cable
Double Cable
Panel
Thickness
A
Y.
to 1
Y.
to 1
Y, to
Y.
Y, to Y.
X
to Y,
X
to
!2
6-350 MCM
250-500 M C M
3/0-250 M C M
6-350 MCM Copper o r
4-350 MCM Aluminum
2 50-500 MCM
3 /0-250 MCM
Tube length Tube
Style
B
c
Number
2Y32
3 1 3C909 H 1 7
3'%,
3 1 3C909 H2.0
1 %,
3 1 3C909 H 1 8
4 YJ2
3 1 3C909H2 1
1 '
y,,
3 1 3C909 H 1 9
4%,
3 1 3C909 H22
Stud complete cons1sts of one stud assembly and one tube as per chart
Drilling Plans
For Mounting Bolts
u ••
•·•
"
'
For Rear Connected Studs
For Plug-in Block
Line End
5
Load End
8
Front Cover Cutout
<t_
of
Breaker Handle
:J
c
Ul
www
. ElectricalPartManuals
. com
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