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WL Circuit Breaker Selection and Application Guide
WL Power Circuit Breaker
Ratings for UL 1066 Listed (ANSI C37) Breakers
WL frame ratings – Frame size 2
800A
1600A
Rating Class
N
S
H
L
F
N
S
H
L
F
Interrupting current frame Ics (kAIR RMS) 50/60 Hz
254VAC
50
65
85
100
200
50
65
85
100
200
508VAC
50 65 85
100
200
50 65 85 100
200
600VAC
— — —
—
200
— — — —
200
635VAC
50 65 65
85
—
50 65 65
85
—
Short-time current
I
cw (kA RMS)
1 sec.
50
65
65
85
—
50
65
65
85
—
Close and latch rating (kA RMS)
50
65
65
85
—
50
65
65
85
—
Applicable rating plug range
200 - 800A
200 - 1600A
Mechanical
make-time
(ms)
35
35
Mechanical
break-time
(ms)
34
34
Electric close make-time (ms)
50
50
Electric trip/ UV break-time (ms)
40/73
40/73
Electric trip and reclose interval (ms)
80
80
Mechanical duty cycles (no maint.)
15,000
15,000
Electrical duty cycles (no maint)
15,000
15,000
Draw-out breaker efficiency (Watts loss at rated I
n
)
85
320
Draw-out fused breaker efficiency (Watts loss at rated I
n
)
Consult
factory
Consult
factory
Ambient operating temperature (ºC)
-25 to 40
-25 to 40
Weights (Fused Breaker/Breaker/Cradle) lbs.
227/159/112
227/159/112
WL frame ratings – Frame size 2
2000A
3200A
Rating Class
S
H
L
F
S
H
L
Interrupting current frame
I
cs
254VAC
65
85
100
200
65
85
100
(kAIR RMS) 50/60 Hz
508VAC
65
85
100
200
65
85
100
600VAC —
—
—
200
—
—
—
635VAC
65
65
85
—
65
65
85
Short-time current
I
cw (kA RMS)
1 sec.
65
65
85
—
65
65
85
Close and latch rating (kA RMS)
65
65
85
—
65
65
85
Applicable rating plug range
200 - 2000A
200 - 3200A
Mechanical make-time (ms)
35
35
Mechanical break-time (ms)
34
34
Electric close make-time (ms)
50
50
Electric trip/ UV break-time (ms)
40/73
40/73
Electric trip and reclose interval (ms)
80
80
Mechanical duty cycles (no maint.)
15,000
15,000
Electrical duty cycles (no maint)
15,000
15,000
Draw-out breaker efficiency (Watts loss at rated I
n
)
700
1650
Draw-out fused breaker efficiency (Watts loss at rated I
n
)
Consult factory
Consult factory
Ambient operating temperature (ºC)
-25 to 40
-25 to 40
Weights (Fused Breaker/Breaker/Cradle) lbs.
227/209/152
227/209/152