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VS1 Indoor Electrical Vacuum Circuit Breaker 630Amp Fix Type GB198489
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VS1 Indoor Electrical Vacuum Circuit Breaker 630Amp Fix Type GB198489

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VS1 Indoor Electrical Vacuum Circuit Breaker 630Amp Fix Type GB198489

 

Benefits:

1. Modular spring operating mechanism, easy installation and maintenance
2. New vacuum interrupter of high vacuum and ultra-low resistance,stronger breaking capacity,insulation recover faster, lower contact resistance
3. Item models fully cover the rated current from 630A to 4000A and the rated breaking current from 20kA to 50kA
4. Two installation type: stationary-type, handcart-type
5. With wrong operation prevention interlock,keep risks away
6. Easy control and low maintenance

 

Application:

Industry factory

Mining enterprise

Power plant

Substation

and etc.

 

serving condition:

1.Ambient temperature: ≤+40 °C and ≥ -10°C (storage and transportation is allowed at -30 °C minimum).

2. Altitude: ≤1000m.

3. Humidity: daily average ≤ 95%, monthly average ≤ 90%

4. Saturated vapor pressure: daily average≤2.2 kPa, monthly average≤1.8 kPa.

5. Earthquake intensity: ≤8.

6. No applicable for the place: fire, explosion hazard, pollution class above 2, chemical corrosion, intense vibration.

 

Specification:

No. Item Unit Data
1 Rated voltage kV 12
2 Rated frequency Hz 50
3 Rated lightning impulse withstand voltage (peak) kV 75
4 Rated power frequency withstand voltage (1 min) kV 42
5 Rated short sircuit breaking current kA 20
6 Rated current A 630
1250
7 Rated short time withstand current (virtual value) kA 20
8 Rated peak withstand current (peak) kA 50
9 Rated short-circuit making current (peak) kA 50
10 Rated short-circuit current duration s 4
11 breaking time of short-circuit current times 50
12 Mechanism life times 2000
13 Secondary circuit power frequency withstand voltage (1 min) V 2000
14 Rated operation order   O-0.3S-CO-180S-CO
15 Rated single/back-to-back capacitor bank breaking current A 630/400
16 Rated capacitor bank making current KA 12.5(frequency≤1000HZ)
17 Contact distance mm 11±0.1
18 Contact over travel mm 3.5±0.5
19 Contact closing tripping time ms ≤2
20 Three-phase breaking /closing non-synchronism ms ≤2
21 Average switch-off speed m/s 1±0.2
22 Average switch-on speed m/s 0.6 +0.2
-0.1
23 Switch-off (rated voltage) ms 20~60
24 Switch-on (rated voltage0 ms 30~70
25 Rated operation voltage V AC110/220,DC110/220
26 Rated voltage of charging motor V AC110/220,DC110/220
27
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Mr. Vito Tse
Tel: 86-755-28069300
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Contact Method
Jubang Electric Group Co., Ltd.
Room A2710-2711, Fenglin International Center, Shenzhen, Guangdong, China (Mainland)
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