25 – 1
25 Technische Daten
WL Circuit Breakers UL 489
Breaker Ratings
1) Available in 2006
2) Definition: With Trip unit setting L & S set to max and I = OFF, close and latch ratings are the maximum current (less than or equa
l to I
CW
) the breaker can close into
and remain closed until tripped by the full 30 cycle short-time band (0.5 s).
A WL Circuit Breaker will close & latch up to the max. Interrupting Current I
CU
. Above I
CW
the tripping will occur after 30 ms.
Frame Size I Frame Size II
Frame Rating 800 1200 800 1200 1600
Rating Class S H L S H L S L C
1)
S L C
1)
S L C
1)
Interrupting Current I
CU
(kAIR RMS) 50/60 Hz
240VAC 65 85 100 65 85 100 65 100 150 65 100 150 65 100 150
480VAC 65 85 100 65 85 100 65 100 150 65 100 150 65 100 150
600VAC 65 65 65 65 65 65 65 85 100 65 85 100 65 85 100
Short-time Withstand
Current I
CW
(kA RMS)
50/60 Hz
0.5 s 65 65 65 65 65 65 65 85 100 65 85 100 65 85 100
Extended Instantaneous
Pro
tection (kA RMS -0% to
+20%)
240-480VAC 65 85 100 65 85 100 65 100 150 65 100 150 65 100 150
600VAC 65 65 65 65 65 65 65 85 100 65 85 100 65 85 100
Close and Latch Ratings
2)
(kA RMS) 50/60 Hz
65 65 65 65 65 65 65 85 100 65 85 100 65 85 100
Rating Plug Range (A) 200 to 800 200 to 1200 200 to 800
200 to 1200 200 to 1600
Minimum switchboard
cubicle dimensions
(fixed or draw-out version)
width (in.)
height (in)
depth (in)
22.0
15.0
19.5
22.0
22.5
19.5
Frame Size II Frame Size III
Frame Rating 2000 2500 3000 4000 5000
Rating Class S L C
1)
L C
1)
L C
1)
L C L C
Interrupting Current I
CU
(kA RMS) 50/60 Hz
240VAC 65 100 150 100 150 100 150 100 150 100 150
480VAC 65 100 150 100 150 100 150 100 150 100 150
600VAC 65 85 100 85 100 85 100 85 100 85 100
Short-time Withstand
Current I
CW
(kA RMS)
50/60 Hz
0.5 s 65 85 100 85 100 85 100 85 100 85 100
Extended Instantaneous
Pro
tection (kA RMS -0% to
+20%)
240-480VAC 65 100 150 100 150 100 150 100 150 100 150
600VAC 65 85 100 85 100 85 100 85 100 85 100
Close and Latch Ratings
2)
(kA RMS) 50/60 Hz
65 85 100 85 100 85 100 85 100 85 100
Rating Plug Range (A) 200 to 2000 200 to 2500 200 to 3000 800 to 4000 800 to 5000
Minimum switchboard
cubicle dimensions
(fixed or draw-out version)
width (in.)
height (in)
depth (in)
22.0
22.5
19.5
32.0
22.5
19.5
32.0
30.0
19.5
32.0
22.5
19.5
32.0
30.0
19.5
25 Technical Data