Technical Data
WL Circuit Breaker
WL Selection and Application Guide • 2005
1/34
WL Circuit Breaker Accessory Ratings
Manual Operating Mechanism with Mechanical Closing
Closing/charging stored energy mechanism
Maximum actuating force required on hand lever 52 lbs
Number of hand lever strokes required 9
Manual Operating Mechanism with Mechanical and Electrical Closing
Charging stored-energy mechanism
Closing solenoid Coil voltage tolerance 24V DC 14 - 28V DC
and Shunt Trip 48V DC 28 - 56V DC
120V AC / 125V DC 70 - 140V DC
104 - 127V AC
240V AC / 250V DC 140 - 280V DC
208 - 254V AC
180Y / 104V AC
220Y / 127V AC
Power consumption (5% duty cycle) 120 W for 50 ms
Minimum closing solenoid actuation signal required 50 ms
Motor Operating Mechanism with Mechanical and Electrical Closing
Spring charging motor
Motor voltage tolerance at 120V AC, 240V AC 85 - 110%
Extended tolerance for battery operation at 24V DC, 48V DC, 125V DC, 250V DC 70 - 126%
Power consumption of the motor 110 W
Time required for charging the stored-energy mechanism ≤ 10 s
For motor and closing solenoid
short-circuit protection
Short-circuit protection
Standard slow-blow cartridge fuse 24 - 60 V 6A
110 - 250 V 3A
Auxiliary Release
Undervoltage release Operating values ≥ 85% (circuit breaker can be closed)
(UVR) 35 - 70% (circuit breaker opens)
AC Coil voltage tolerance at 120V AC, 240V AC 85 - 110%
DC Extended tolerance for battery operation at 24V DC, 48V DC, 125V DC, 250V DC 85 - 126%
Rated control supply voltage AC 50/60Hz V 120, 240
DC V 24, 48, 125, 250
Power consumption (inrush / continuous) AC VA 200 / 5
DC W 200 / 5
Opening time of the circuit breaker for AC / DC ms 200
UVR (no time delay), 2 settings
Setting 1 ms 80
Setting 2 ms 200
UVR (with time delay)
Adjustable delay s 0.2 to 3.2
Reset by additional NC direct opening ms ≤ 100
Interlock Shunt Trip (100% continuous duty)
Operating range 85 - 110%
Extended tolerance for battery operation at 24V DC, 48V DC, 125V DC, 250V DC 70 - 126%
Rated voltage AC 50/60Hz V 110, 230
DC V 24, 30, 48, 60, 110, 220
Power consumption AC / DC VA / W 15 / 15
Minimum shunt trip actuation signal at rated voltage ms 60
Opening time of the circuit breaker at rated voltage ms 80
Short circuit protection 1 A
Smallest permissible fuse
WL_SA_intro-sec1.qxd 2/7/05 1:21 PM Page 36
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