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 I II
Type ... 3WL11 10 3WL11 12 3WL11 16 3WL11 20 3WL12 08 3WL12 10 3WL12 12 3WL12 16
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 ... 1000
A ... 1000
V AC ...
690/1000
1250
1250
...
690/1000
5)
6)
7)
8)
9)
1600
1600
...
690/1000
2000
2000
...
690/1000
800
800
...
690/1000
ETU76B with graphics display can be used up to max. 55 °C.
Minimum interval between 2 switching operations.
3-pole switching with switching capacity N and S: 45/h.
For switching capacity H: 1600 A to 70 °C.
1000
1000
...
690/1000
1250
1250
...
690/1000
Rated insulation voltage U i V AC 1000 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
12
4
2.5
Isolating function to EN 60 947-2 Yes Yes Yes Yes Yes Yes Yes Yes
Utilization category
B
Permissible ambient temperature
• During operation (in operation with LCD max. 55 °C) 4)
• During storage (special conditions for LCDs must be
observed)
Permissible load
At rear horizontal main connections
• 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
1000
1000
1000
–25/+70
–40/+70
1250
1250
1210
–25/+70
–40/+70
–25/+70
–40/+70
1600 2000
1600 1930
1490 8) 1780
–25/+70
–40/+70
800
800
800
–25/+70
–40/+70
1000
1000
1000
–25/+70
–40/+70
Rated rotor operational voltage U er V 2000 2000 2000 2000 2000 2000 2000 2000
Power loss at I n
with 3-phase symmetrical load
• Fixed-mounted circuit breakers
• Withdrawable circuit breakers
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: Switching capacity N and S. 3/4-pole
• Mechanical (without maintenance)
• Mechanical (with maintenance) 3)
• Electrical (without maintenance)
• 1000 V version, electrical
(without maintenance)
• 1150 V version, electrical
(without maintenance)
• Electrical (with maintenance) 3)
Operating cycles
Operating cycles
Operating cycles
Operating cycles
Operating cycles
W 100
W 195
105
205
150
350
240
440
40
85
45
95
1250
1250
1250
80
165
1600
1600
...
690/1000
–25/+70
–40/+70
1600
1600
1600
85
175
ms
ms
ms
ms
ms
ms
35
38
80
73
73
50 1) 35
38
80
73
73
50 1) 35
38
80
73
73
50 1) 35
38
80
73
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 1)
10 000
20 000
10 000
--
--
10 000
20 000
10 000
--
--
10 000
20 000
10 000
--
--
10 000
15 000
7500
1000
--
10 000
15 000
7500
1000
500
10 000
15 000
7500
1000
500
10 000
15 000
7500
1000
500
10 000
15 000
7500
1000
Operating cycles 20 000 20 000 20 000 15 000 15 000 15 000 15 000 15 000
Endurance: Switching capacity H, 3-pole
• Mechanical (without maintenance) Operating cycles 10 000 10 000 10 000 10 000 10 000 10 000 10 000 10 000
• Mechanical (with maintenance) 3)
Operating cycles 15 000 15 000 15 000 15 000 15 000 15 000 15 000 15 000
• Electrical (without maintenance)
Operating cycles 7 500 7500 7 500 7500 7500 7500 7500 7500
• 1000 V version, electrical
Operating cycles 1000 1000 1000 1000 1000 1000 1000 1000
(without maintenance)
• 1150 V version, electrical
Operating cycles --
-- -- --
500 500 500 500
(without maintenance)
• Electrical (with maintenance) 3)9)
Operating cycles 15 000 15 000 15 000 15 000 15 000 15 000 15 000 15 000
Endurance: Switching capacity H, 4-pole
• Mechanical (without maintenance) Operating cycles 10 000 10 000 10 000 10 000 10 000 10 000 10 000 10 000
• Mechanical (with maintenance) 3)
Operating cycles 15 000 15 000 15 000 15 000 15 000 15 000 15 000 15 000
• Electrical (without maintenance)
Operating cycles 7 500 7500 7 500 7500 7500 7500 7500 7500
• 1000 V version, electrical
Operating cycles 1000 1000 1000 1000 1000 1000 1000 1000
(without maintenance)
• 1150 V version, electrical
Operating cycles --
-- -- --
500 500 500 500
(without maintenance)
• Electrical (with maintenance) 3)9)
Operating cycles 10 000 10 000 10 000 10 000 15 000 15 000 15 000 15 000
Switching frequency 6)
• 690 V version
1/h 60 7) 60 7) 60 7) 60 60 7) 60 7) 60 7) 60 7)
• 1000 V version
1/h --
-- -- 20 20 20 20 20
• 1150 V version
1/h --
-- -- -- 20 20 20 20
Minimum interval between tripping operation by electronic
ms 80 80 80 80 80 80 80 80
release and next making operation of the circuit
breaker (only with autom. mechanical resetting of the
lockout device).
Minimum interval between ON/OFF or OFF/ON switching
operations.
500
The main contacts of size I circuit breakers with switching capacity H can
only be replaced at the factory.
Siemens · 2012
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