Configuration Manual for Catalog LV 10.1 · 2012 - Siemens

© Siemens AG 2011
3WL Air Circuit Breakers
3WL Air Circuit Breakers/Non-Automatic Air Circuit Breakers up to 6300 A (AC)
General data
Sizes II III
Type 3WL12 20 3WL12 25 3WL12 32 3WL12 40 3WL13 40 3WL13 50 3WL13 63
Rated current I n at 40 °C, at 50/60 Hz
Main conductors
N conductor (only on 4-pole versions)
Rated operational voltage U e at 50/60 Hz
(1000 V version, see Catalog LV 10.1, "Options")
1)
2)
3)
4)
Opening time on instantaneous short-circuit release with
ETU15B = 85 ms.
Make-time through closing solenoid for synchronization purposes
(short-time excited) 50 ms.
Maintenance means: replace main contact elements and arc chutes
(see Operating Manual).
Use of releases from –20 °C
A 2000
A 2000
V AC ...
690/1000
5)
6)
7)
8)
9)
2500
2500
...
690/1000
3200
3200
...
690/1000
4000
4000
4000
4000
... 690 ...
690/1000
ETU76B with graphics display can be used up to max. 55 °C.
4000 A, size II in fixed-mounted version, 3-pole.
5000
5000
...
690/1000
Rated insulation voltage U i V AC 1000 1000 1000 1000 1000 1000 1000
Rated impulse withstand voltage U imp
• Main current paths
• Auxiliary circuits
• Control circuits
kV
kV
kV
12
4
2.5
12
4
2.5
12
4
2.5
12
4
2.5
12
4
2.5
12
4
2.5
12
4
2.5
Isolating function to EN 60947-2 Yes Yes Yes Yes Yes Yes Yes
Utilization category
B (except switching capacity class DC)
Permissible ambient temperature
• During operation (in operation with LCD max. 55 °C) 4)
• During storage (special conditions for LCDs must be observed)
Permissible load 6) • Up to 55 °C (Cu bare)
• Up to 60 °C (Cu bare) 5)
• Up to 70 °C (Cu black painted) 5)
°C –25/+70
°C –40/+70
A
A
A
2000
2000
2000
–25/+70
–40/+70
2500
2500
2280
–25/+70
–40/+70
3200
3020
2870
–25/+70
–40/+70
3950
3810
3600
–25/+70
–40/+70
4000
4000
4000
–25/+70
–40/+70
5000
5000
5000
Rated rotor operational voltage U er V 2000 2000 2000 2000 2000 2000 2000
Power loss at I n
with 3-phase symmetrical load
• Fixed-mounted circuit breakers
• Withdrawable circuit breakers
W
W
180
320
270
520
410
710
750
925
520
810
630
1050
900
1600
Switching times
• Make-time
• Opening time
• Electrical make-time (through closing solenoid) 2)
• Electrical opening time (through shunt release)
• Electrical opening time (instantaneous undervoltage release)
• Opening time due to ETU, instantaneous short-circuit release
Endurance
• Mechanical (without maintenance)
• Mechanical (with maintenance) 3)
• Electrical (without maintenance) up to 690 V
• 1000 V version, electrical (without maintenance)
• 1150 V version, electrical 7) (without maintenance)
• Switching capacity C: Electrical
(without maintenance) up to 690 V
• Switching capacity C: Electrical
(without maintenance) up to 1150 V
• Electrical (with maintenance) 3)
ms
ms
ms
ms
ms
ms
Operating cycles
Operating cycles
Operating cycles
Operating cycles
Operating cycles
Operating cycles
Operating cycles
Operating cycles
Switching frequency 8)
• 690 V version
1/h
• 1000 V version
1/h
• 1150 V version 7) 1/h
Minimum interval between tripping operation by electronic
release and next making operation of the
circuit breaker (only with automatic
mechanical resetting of the lockout device)
Minimum interval between ON/OFF or OFF/ON switching operations.
35
34
73
50 1) 35
34
100
73
73
50 1) 35
34
100
73
73
50 1) 35
34
100
73
73
50 1) 35
34
100
73
73
50
100
73
10000
15000
7500
1000
500
--
--
15000
60 9)
20
20
10000
15000
7500
1000
500
--
--
15000
60 9)
20
20
10000
15000
4000
1000
500
--
--
15000
60 9)
20
20
10000
15000
2000
1000
500
--
--
15000
60 9)
20
20
5000
10000
2000
1000
500
1000
500
10000
35
34
100
73
73
50
5000
10000
2000
1000
500
1000
500
10000
ms 80 80 80 80 80 80 80
60
20
20
60
20
20
Size II with order code "A15" and size III:
Data for very high switching capacity.
Minimum interval between 2 switching operations.
3-pole switching with switching capacity N and S: 45/h.
6300
6300
...
690/1000
–25/+70
–40/+70
5920
5810
5500
35
34
100
73
73
50
5000
10000
2000
1000
500
1000
500
10000
60
20
20
Siemens · 2012
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