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Help CenterRated Current 630A 50 Hz 24kv VS1 Vacuum Medium Voltage Circuit Breaker for 12kv Switchger
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Certification:GB1984, IEC
Rated Current 630A 50 Hz 24kv VS1 Vacuum Medium Voltage Circuit Breaker for 12kv Switchger
5Main specifications and technical parameters(Refer to Tab 1)
Medium Voltage Circuit Breaker Tab 1
|
NO |
Item |
Unit |
Technical Date |
|
1 |
Rated voltage |
kV |
24 |
|
2 |
Rated insulating level |
Rated short time power frequency withstand voltage(1min) |
65 |
|
Rated lighting inpulse withstand voltage (peak value) |
125 |
||
|
3 |
Rated Frequency |
Hz |
50 |
|
4 |
Rated current |
A |
630 |
|
5 |
Rated short circuit breaking current |
kA |
20 |
|
6 |
Rated short time withstand current |
20 |
|
|
7 |
Rated peak withstand current |
50 |
|
|
8 |
Rated short-circuit closing current (peak value) |
50 |
|
|
9 |
4S rated short-time withstand current 4s |
20 |
|
|
10 |
Rated Dynamic Current |
50 |
|
|
11 |
Rated making surge current of capacitor bank |
12.5(The frequency is less than 1000Hz) |
|
|
12 |
Rated breaking current of single/symmetrical capacitor bank |
A |
630/400 |
|
13 |
Duration of rated short-circuit current |
S |
4 |
|
14 |
Power frequency withstand voltage of secondary circuit |
V |
2000 |
|
15 |
Rated operationl voltage |
Making coil |
AC110/220 DC110/220 |
|
Breaking coil |
AC110/220 DC110/220 |
||
|
Energy-storage motor |
AC110/220 DC110/220 |
||
|
16 |
Making time (under Rated voltage) |
ms |
≤60 |
|
17 |
Breaking time(under Rated voltage) |
≤45 |
|
|
18 |
Permitted abrasion thick |
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