3KC3 and 3KC6 transfer switching equipment3KC3 and 3KC6 transfer switching equipment
Technical specifications of 3KC3 and 3KC6 from 40 A to 160 A
3KC3424 3KC6424 |
3KC3426 3KC6426 |
3KC3428 3KC6428 |
3KC3430 3KC6430 |
3KC3432 3KC6432 |
3KC3434 3KC6434 |
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Continuous current |
A |
40 |
63 |
80 |
100 |
125 |
160 |
|
Operating voltage at 50/60 Hz AC |
V |
415 |
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Insulation voltage Ui of the main circuit |
V |
800 AC |
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Insulation voltage Ui of the control circuit |
V |
300 AC |
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Impulse withstand voltage (Uimp) of the main circuit |
kV |
6 |
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Impulse withstand voltage (Uimp) of the control circuit |
kV |
RTSE: 4 / ATSE: 2.5 |
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Overvoltage category with pollution degree 3 |
RTSE: III / ATSE: II |
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Operational current in compliance with IEC 60947-6-1 |
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|
A |
40 |
63 |
80 |
100 |
100/125 |
100/160 |
|
|
A |
40 |
63 |
80 |
100 |
100/125 |
100/160 |
|
|
A |
40 |
63 |
80 |
100 |
125 |
125 |
|
Operational current in compliance with IEC 60947-3 |
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|
A |
40 |
63 |
80 |
100 |
125 |
125/160 |
|
|
A |
40 |
63 |
80 |
100 |
125 |
125 |
|
|
A |
40 |
63 |
80 |
100 |
125 |
125/160 |
|
|
A |
40 |
63 |
80 |
80 |
100/125 |
100/125 |
|
|
A |
40 |
63 |
80 |
100 |
125 |
125/160 |
|
|
A |
40 |
63 |
63 |
80 |
80 |
80 |
|
Operational power in compliance with IEC 60947-3 |
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|
kW |
22 |
37 |
45 |
55 |
60 |
75 |
|
|
kW |
37 |
55 |
55 |
75 |
75 |
75 |
|
Short-circuit behavior |
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Short-circuit current ratings in compliance with IEC 60947-3 |
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|
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1 s, 415 V |
kA |
4 |
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50 ms, 415 V |
kA |
10 |
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|
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1 s, 415 V |
kA |
5.88 |
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50 ms, 415 V |
kA |
17 |
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Conditional short-circuit current with fuse |
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|
A |
40 |
63 |
80 |
100 |
125 |
160 |
|
|
kA |
50 |
50 |
50 |
50 |
50 |
40 |
|
|
kA |
50 |
50 |
50 |
50 |
50 |
40 |
|
|
kA |
14 |
14 |
14 |
14 |
14 |
17 |
|
|
kA2s |
61.3 |
61.3 |
61.3 |
61.3 |
64.3 |
109 |
|
Transfer switching properties |
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Switching time I-0 & II-0 |
ms |
45 |
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Switch-off time I-0-II & II-0-I IEC 60947‑6‑1 (time during which load is de-energized) |
ms |
150 |
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Transfer time I-0-II & II-0-I IEC 60947‑6‑1 |
ms |
180 |
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Transfer time I-0-II & II-0-I IEC 60947‑6‑1 with source monitoring |
s |
1.4 |
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Motor operator rated apparent power at 230 V AC |
VA |
6 |
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Motor operator peak inrush current at 230 V AC |
A |
30 |
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Main conductor connection |
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|
mm2 |
1 x (10 … 70) |
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|
mm2 |
1 x (10 … 70) |
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|
mm2 |
- |
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|
mm2 |
- |
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Tightening torque for main contacts |
Nm |
5 |
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Other properties |
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Power loss; per pole |
W |
0.5 |
1.2 |
2.2 |
4 |
5.2 |
8.7 |
|
Mechanical endurance |
8500 |
8500 |
8500 |
8500 |
7000 |
7000 |
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Electrical endurance (AC-23A at 415 V) |
1500 |
1500 |
1500 |
1500 |
1000 |
1000 |
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IP protection class / with cover |
IP00 / IP20 |
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Ambient temperature |
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|
°C |
-20 ... +70 |
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|
°C |
-40 ... +70 |
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Width x height x depth (4‑pole switch) |
mm |
340 x 245 x 73.5 |