Low Voltage Power Circuit Breaker Cradles
UL 1066 Listed cradle catalog number
Type of secondary terminal connection
1
For Breakers:
Screw clamp terminals P
Spring clamp terminals T
Ring terminals R
Screw clamp terminals (low profile, non-partable design) K
For Switch (Non-automatic):
Screw clamp terminals D
Spring clamp terminals E
Ring terminals F
Screw clamp terminals, non-partable design) M
Breaker position contacts (TOC)
Breaker position signaling switch in the following configurations
None X
1-Connected, 1-Test –1-Disconnected Form C 1
3-Connected, 2-Test –1-Disconnected Form C 3
6-Connected, Form C 6
Locking device against closing the breaker
None X
Lock breaker in OPEN position (Kirk key) A
Lock breaker in OPEN position (Superior key) B
Double lock breaker in OPEN position (Kirk key) C
Double lock breaker in OPEN position (Superior key) D
Provision only - Lock breaker in OPEN position E
Provision only - Double lock breaker in OPEN position F
Primary isolation shutters
None X
Isolation Shutters F
1
All necessary terminal blocks (X5, X6, X8, X9) are installed as standard.
Cradle catalog number
G 1 2 3 4 5 6 7 8 9 10 11 12 13 14
Group Interrupt rating (kA) Frame Frame size
240VAC Max ampere
480VAC 600VAC rating (A) II III
N 50 50 800 X N 2 3 0 8
N 50 50 1600 X N 2 3 1 6
S 65 65 800 X S 2 3 0 8
S 65 65 1600 X S 2 3 1 6
S 65 65 2000 X S 2 3 2 0
S 65 65 3200 X S 2 3 3 2
H 85 65 800 X H 2 3 0 8
H 85 65 1600 X H 2 3 1 6
H 85 65 2000 X H 2 3 2 0
H 85 65 3200 X H 2 3 3 2
H 85 85 4000 X H 3 3 4 0
H 85 85 5000 X H 3 3 5 0
L 100 85 800 X L 2 3 0 8
L 100 85 1600 X L 2 3 1 6
L 100 85 2000 X L 2 3 2 0
L 100 85 3200 X L 2 3 3 2
L 100 85 4000 X L 3 3 4 0
L 100 85 5000 X L 3 3 5 0
M 150 85 3200 X M 3 3 3 2
M 150 85 4000 X M 3 3 4 0
M 150 85 5000 X M 3 3 5 0
F 200 200 800 X F 2 3 0 8
F 200 200 1600 X F 2 3 1 6
F 200 200 2000 X F 2 3 2 0
F 200 200 3200 X F 2 3 3 2
F 200 200 4000 X F 3 3 4 0
F 200 200 5000 X F 3 3 5 0
Interrupting rating, frame size and frame rating
WL Circuit Breaker selection and application guide
49