Siemens WL - Page 30

Technical Data
WL Circuit Breaker
WL Selection and Application Guide • 2005
1/26
WL Non-Automatic Switches ANSI / UL 1066
Ratings
Frame Size II Frame Size III
Frame Rating 800 1600 2000 3200 3200 4000 5000
Rating Class
LF LF LF L F L F L F
Short-time Withstand
Current
(kA RMS) 50/60 Hz 0.5 s 85 20 85 20 85 20 85 40 100 40 100 40
Breaking Capacity with
External Relay (kA RMS)
50/60 Hz,
instantaneous trip
WL Circuit Breakers ANSI / UL 1066
Frame Size II Frame Size III
Frame Rating
800 1600 2000 3200 3200 4000 5000
Rated current I
n
at 40°C, at 50/60Hz A 800 1600 2000 3200 3200 4000 5000
Rated operational voltage V AC 600 600 600 600 600 600 600
IEC Rated insulation
voltage (U
i
) V AC 690 690 690 690 690 690 690
IEC 60-947-1 Rated impulse
withstand voltage U
imp
Main conducting paths kV 8 8 8 8 8 8 8
Auxiliary circuits kV 2.5 2.5 2.5 2.5 2.5 2.5 2.5
Permissible ambient
temperature
operation
(for operation with
LCD max. 55°C) °C -25 / +70 -25 / +70 -25 / +70 -25 / +70 -25 / +70 -25 / +70 -25 / +70
Storage
(observe special
conditions for LCD) °C -40 / +70 -40 / +70 -40 / +70 -40 / +70 -40 / +70 -40 / +70 -40 / +70
Power loss at l
n
W 85 320 500 1150 700 1100 1650
with 3-phase 130 520 850
symmetrical load (fused) (fused) (fused)
Operating times
Make-time ms 35 35 35 35 35 35 35
Break-time ms 34 34 34 34 34 34 34
Make-time, electrical
(via closing solenoid) ms 50 50 50 50 50 50 50
Break-time, electrical
(via shunt trip) ms 40 40 40 40 40 40 40
Break-time, electrical
(via instantaneous UVR) ms 73 73 73 73 73 73 73
Interrupting rating is equal to 200kA based on the rating of the fuse.
Do not apply switch at 635V AC on a system with available fault current > 85kA RMS.
Consult factory for fuse carriage power loss.
1
3
2
1
1
1
1
1
1
3
3
254V AC 100 20 100 20 100 20 100 40 100 40 100 40
506V AC 100 20 100 20 100 20 100 40 100 40 100 40
635V AC 85 20 85 20 85 20 85 40 85 40 85 40
3
2
2
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