Xi'an Xigao Electricenergy Group Co., Ltd.
Xi'an Xigao Electricenergy Group Co., Ltd.
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1. Electric Operation Auto Recloser 33kv Outdoor Vacuum Circuit Breaker
ZW32-12 Series Outdoor High Voltage Vacuum Circuit Breaker is widely used in the power system of three-phase, which has AC 50Hz and 10~12Kv voltage level. The main function of the equipment is breaking and closing the loading current, and also it can protect electric consumption by tele-control and tele-monitor. Meanwhile, ZW32-12 can be used in both of Business biased and household biased.
2. Advantages:
2.1. It conforms to the national GB1984“High voltage alternating current circuit breaker”.
2.2 It conforms to professional standard JB3855“3.6~40.5 kV voltage vacuum circuit breaker outdoor exchange” and relevant IEC standard.
3. Condition:
Ambient temperature:-40°C~+40°C
Wind pressure:≤700Pa(equivalent to wind speed 34m/s)
Relative humidity:≤95%or≤90%
Altitude:≤2000m
Seismic intensity:≤8
*No fire, explosion, serious filthy, chemical corrosion and violent vibration of places.
4. Main technical parameters:
| Item | Unit | Parameter | ||||
| Rated Voltage | KV | 12 | ||||
| Rated Insulation Level | 1 Min power frequency witstand Voltage | Dry test | 42 | |||
| Wet Test | 34 | |||||
| Lighting impulse withstand voltage(peak) | 75 | |||||
| Rated Current | A | 630 | 400 | 200 | ||
| Rated short-circuit breaking current | KA | 20 | 16 | 12.5 | ||
| Rated opertaing sequence | | O-0.3s-CO-180s-CO | ||||
| Rated short-circuit breaking current time | Times | 30 | ||||
| Rated short-circuit closed current(peak) | KA | 50 | ||||
| Rated peak withstand current | 50 | |||||
| Rated short-time withstand current | 20 | |||||
| Rated short-circuit duration | s | 4 | ||||
| opening time (magnetic releasing) | Max operating voltage | ms | 23~45 | |||
| Rated operating voltage | 23~60 | |||||
| Min operating voltage | 25~45 | |||||
| close time | ms | ≤100 | ||||
| total break time | ≤20 | |||||
| Mechanism life | Times | 1000 | ||||
| rated input power of Storage energy motor | Times | 40 | ||||
5. Photo and drawing
6. Factory