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Help Center40.5kv Rated Voltage VMD5 High Voltage Vacuum Circuit Breaker With 50 / 60 Hz
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Certification:CE、ROHS、 FCC、GB1984, IEC
Technical Parameter
|
NO |
Item |
Unit |
Technical Date |
||
|
1 |
Rated voltage |
kV |
40.5 |
||
|
2 |
Rated short time power frequency withstand voltage(1min) |
95 |
|||
|
Raed lighting inpulse withstand voltage (peak value) |
185 |
||||
|
3 |
Rated Frequency |
Hz |
50/60 |
||
|
4 |
Rated current |
A |
630 |
630 |
1250 |
|
1250 |
1250 |
1600 |
|||
|
2000 |
|||||
|
2500 |
|||||
|
5 |
Rated short circuit breaking current |
kA |
20 |
25 |
31.5 |
|
6 |
Rated short time withstand current |
20 |
25 |
31.5 |
|
|
7 |
Rated peak withstand current |
50 |
63 |
80 |
|
|
8 |
4S rated short-time withstand current |
20 |
25 |
31.5 |
|
|
9 |
Rated shock steady current |
50 |
63 |
80 |
|
|
10 |
Rated short-circuit closing current (peak value) |
50 |
63 |
80 |
|
|
11 |
Duration of rated short-circuit current |
S |
4 |
||
|
12 |
Mechanical life |
Times |
10000 |
||
|
13 |
Rated making surge current of capacitor bank |
kA |
12.5 (The frequency is less than 1000Hz) |
||
|
14 |
Rated breaking current of single/symmetrical capacitor bank |
A |
630/400 |
||
|
15 |
Breaking times at rated short-circuit current |
Times |
20 |
||
|
16 |
Power frequency withstand voltage of secondary cir |
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