| Breaking Capacity: | High Voltage Circuit Breakers |
|---|---|
| Operation: | Energy-storage Type |
| Speed: | Normal Type Circuit Breaker |
| Arc-extinguishing Medium: | Vacuum |
| Installation: | Fixed |
| Structure: | Vcb |
| Customization: |
|---|
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Summary
VSG-24 Indoor High Voltage Vacuum Circuit Breaker ( abbr.: circuit breaker) is three-phrase A.C. 50Hz indoor of power supply distribution
equipped with the rated voltage 24KV. This product is in accordance with GB 1984-2003 high voltage A.C. circuit breaker, JB3855-1996 3.6-4.5kV
indoor A.C. high voltage circuit breaker, DI 403- 2000 technical conditions for ordering of 12-40.5kV high voltage vacuum circuit breaker and IEC
standard 62271-100:2001 high voltage A.C. Circuit breaker. It can be used for protecting and controlling equipment in the grid equipment and
the dynamic design of industrial and mining enterprise .It is suitable for switching load and frequent operation with different property and with the
capability of many times operations of breaking short-circuit current.
Applying ambient conditions
1.Ambient temperature: -20 C ~+40 C, and the daily average is less than
35C ;
2.Ambient humidity: the average humidity of a day should be no more than 95%; the average humidity of a month should be no more than 90%;
Saturated vapor pressure: average pressure of a day should be no more than2. 2kPa, the average pressure of a month should be no more than 1.
8kPa;
3.The height above sea level: less than 2000m;
4.Earthquake intensity: not exceed 8 degrees;
5.It should be installed in the places without dust,smoke,corrosive or flammable gases,vapor and salt spray.
Technical datas
| No | Item | Unit | Value |
| 1 | Rated voltage | kV | 24 |
| 2 | 1 min power frequency withstand voltage | 65 | |
| 3 | Rated lightning impulse withstand voltage | 125 | |
| 4 | Rated frequency | Hz | 50/60 |
| 5 | Rated current | A | 630, 1250, 1600, 2000, 2500, 3150 |
| 6 | Rated short circuit breaking current | kA | 25, 31.5 |
| 7 | Rated short circuit making current (peak) | 63, 80 | |
| 8 | Rated short time withstand current | 25, 31.5 | |
| 9 | Rated peak value withstand current | 63, 80 | |
| 10 | Rated short circuit duration | S | 4 |
| 11 | Rated operating sequence | O-0.3s-CO-180s-CO | |
| 12 | Secondary circuit power frequency withstand voltage (1min) | V | 2000 |
| 13 | Rated single/back-to-back capacitor bank breaking current | kA | 630 |
| 14 | Breaking time | ms | 20~50 |
| 15 | Opening time | 35~70 | |
| 16 | Mechanical life | times | 10000 |
| 17 | Electrical life | E2 class | |
| 18 | Power of energy storage motor | W | 90 |
| 19 | Control circuit power supply voltage | V | AC/DC 110/220 |
FAQ
Q: Could I have prices of your products?
A: Welcome. Please feel free to send us inquiry here. We will reply you within 24 hours.
Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample order to test and check quality.Mixed samples are acceptable.
Q: Can we print our logo/ company name on products?
A: Yes, of course, we accept OEM, then need you to provide brand authorization to us
Q:Do you accept product customization?
A:Yes, of course, please provide specific drawings or parameters, we will quote you after evaluation
Q: What is the lead time?
A: The lead time depends on the quantities ordered, generally within 7-20 days after receiving the payment.
Q: What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
A: We accept T/T, Western Union, Paypal, irrevocable L/C at sight, etc
Q: Do you inspect the finished products?
A: Yes, each step of production and finished products will be came out inspection by QC department before shipping. And we will provide goods inspection reports for your reference before shipment
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for our checking and confirming, we will make a satisfied solution for you within 3 days.
Suppliers with verified business licenses
Audited Supplier 
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