| Customization: | Available |
|---|---|
| Breaking Capacity: | Medium Voltage Circuit Breaker |
| Operation: | Energy-storage Type |
|
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| Serial number | Item | Unit | Data | ||||
| 1 | Rated voltage | kV | 12 | ||||
| 2 | Rated frequency | Hz | 50 | ||||
| 3 |
Rated insula-
tion levels
|
Rated power frequency withstand voltage (1min) | kV |
Between phases and to earth: 42
Across isolating distances: 48
|
|||
| Rated lighting impluse withstand voltage |
Between phases and to earth: 75(95)
Across isolating distance: 85(110)
|
||||||
| 4 |
Rated secondary withstand voltage
|
V |
2000
|
||||
| 5 |
Rated current
|
A | 630 | 1250 | 3150 | 4000 | |
| 6 |
Rated short circuit breaking current
|
kA | 25 | 31.5 | 40 | 40 | |
| 7 |
Rated short-time withstand current
|
kA |
25
|
31.5 | 40 | 40 | |
| 8 |
Rated short-circuit closing circuit
|
kA | 63 | 80 | 100 | 100 | |
| 9 |
Rated peak withstand current
|
kA/s | 63 | 80 | 100 | 100 | |
| 10 |
Rated duration of short circuit
|
s | 4 | ||||
| 11 |
Mechanical life
|
Time | 20000 | 10000 | |||
| 12 | Electrical life | E2 | |||||
| 13 | Rated breaking current of single/back-to-back capacitor bank | A | 630/400 | 800/400 | |||
| 14 |
Rated operating voltage
|
V |
DC110/220,AC110/220,DC48V
|
||||
| 15 |
Phase-to-phase center distance
|
mm |
150±2 / 210±2
|
275±2
|
|||
| 16 |
Contact erosion limit
|
mm | 3 | ||||
| 17 |
Opening time
|
ms |
30±10
|
||||
| 18 |
Closing time
|
ms |
35~60
|
||||
| 19 |
Contact closing bounce time
|
ms |
≤ 2
|
||||
| 20 |
Synchronicity of opening and closing
|
ms |
≤ 2
|
||||
| 21 |
Motor energy charging time
|
s |
≤ 10s
|
||||
| 22 |
Rated operation sequence
|
O -θs- CO O -180s- CO
|
|||||
| 23 |
Weight
|
kg | 140 | 250 | |||
| 24 |
Dimension
|
mm |
531×637×648
652×637×648
|
636×852×735
|
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