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WL Circuit Breaker Selection and Application Guide
WL Power Circuit Breaker Cradles
UL 1066 Listed Cradle Catalog Number
Cradle catalog number
G 2 3 4 5 6 7 8 9 10 11 12 13 14 15 15
Arc chute covers
None
X
Arc chute covers
(FS2 only – Except Class F)
A
Arc chute covers
(FS3 only – Except Class F and M)
B
Door locks and mechanical interlock
1. Mechanical interlock with 2.0 meter Bowden cable
2. Locks cubicle door, when breaker is in connect position
(FS2 and FS3)
3. Locks against racking breaker if the cubicle door is open
(FS2 and FS3)
1
2
3
None
X
X
M
X
A
X
C
X
X
D
X
X
X
E
X
X
G
X
X
H
Mechanism Operated Contacts (MOC)
Breaker open/close auxiliary switches (4a & 4b) in the following positions:
None
X
Test and Connect position
(FS2 only)
M
Connect position
(FS2 only)
N
Test and Connect position
(FS3 only)
P
Connect position
(FS3 only)
Q
Connector and heater options
Standard rear connectors
X
Standard rear connectors and a cradle heater
H
Rotatable rear connectors
(FS2, 2000A and below, N, S, & H Class)
J
Rotatable rear connectors and a cradle heater
(FS2, 2000A and below, N, S, & H Class)
K
Future use
Placeholder (required)
N
UL 1066 Listed accessories
Cradle
accessories
Catalog Number
3-phase metering CTs, cradle mounted (3 windows per CT)
FS2
Ratings – 800:5
WLG8005MCT2
Ratings – 1600:5
WLG16005MCT2
Ratings – 2000:5
WLG20005MCT2
Ratings – 3200:5
WLG32005MCT2
FS3
Ratings – 3200:5
WLG32005MCT3
Ratings – 4000:5
WLG40005MCT3
Ratings – 5000:5
WLG50005MCT3