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Product Details:
Category：Vacuum Circuit Breaker
Name：Outdoor high voltage circuit breaker
Model：ZW43-12 (12kV, 630A)
Packing：Plastic bag & Wooden case or as requested
Delivery & Payment Terms:
Shipping time： Usually 30 days after the ordered confirmed
Payment：T/T, L/C, Western Union or Paypal
Trade term：FOB China port, or CIF
Technical Data
| Rated voltage | KV | 12 | ||
| Rated insulation level | 1 min PF withstand voltage | Dry | 42/48 | |
| Wet | 34 | |||
| Lightening impulse withstand voltage(peak) | 75/85 | |||
| Rated current | A | 630 | ||
| Rated short-circuit breaking current | KA | 20 | ||
| Rated operating sequence | 0-0.3s-co-180s-co | |||
| Opening times of rated short-circuit breaking current | times | 30 | ||
| Rated short-circuit closing current | KA | 50 | ||
| Rated peak withstand current | ||||
| Rated short-time withstand current | 20 | |||
| The duration of rated short circuit | s | 4 | ||
| opening time | 0.040~0.060 | |||
| closing time | 0.070~0.120 | |||
| Mechanism life | Times | 10000 | ||
| Rated closing operation voltage | v | AC/DC220,110 | ||
| Rated opening operation voltage | AC/DC220,110 | |||
| Over current tripper | Current setting multiple | s | 0.2~2.5 | |
| setting current tolerance | ±10% | |||
| delay setting value | 0-0.5 | |||
| latency tolerance | ±10% | |||
| Instantaneous over-current protection | current setting multiple | s | 2.5-10 | |
| setting current tolerance | ±10% | |||
| delay setting value | 0-0.5 | |||
| latency tolerance | ±10% | |||
| AC input current charging control unit | Rating value | A | 5 | |
| Fluctuation range | A | 0.5~8 | ||
Basic components:
1. Current transformer protection poles 2 pcs
2. Spring mechanism AC220V
Optional components:
1. Current transformer, metering and protection poles 2pcs each 75/5 or higher
2. Outside voltage transformer 2pcs (for control power supply and metering)
3. Motor spring mechanism AC/DC 220V/110V/48V/24V
4. Reclosing controller and series FTU and RTU
5. Disconnecting blade
Outline Dimension
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