| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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Introducing the VS1 VCB Vacuum Circuit Breaker by Yueqing Liyond Electric Co., Ltd. This three-phase AC, 50Hz indoor power distribution equipment operates at 12KV voltage. It is designed for protecting and controlling equipment in power supply and distribution systems, including substations and industrial applications.
Conforms to national standards GB 1984-2003, JB3855 1996, and DL/T403-2000. Also complies with IEC62271-100:2001 regulations for high voltage AC circuit breakers.
For detailed technical specifications, please contact Yueqing Liyond Electric Co., Ltd.
| No. | Name | Unit | Data | ||||||
| 1 | Rated voltage | kV | 12 | ||||||
| 2 | Rated current | A | 630 | 1000 1250 | 1600 2000 2500 3150 | ||||
| 3 | Rated short circuit breaking current | kA | 20 | 25 | 20 | 25 | 31.5 | 31.5 | 40 |
| 4 | Rated peak withstand current | kA | 50 | 63 | 50 | 63 | 80 | 80 | 100 |
| 5 | Rated short time withstand current | kA | 20 | 25 | 20 | 25 | 31.5 | 31.5 | 40 |
| 6 | Rated short circuit making current | kA | 50 | 63 | 50 | 63 | 80 | 80 | 100 |
| 7 | Switching operations of short circuit current | times | 50 | ||||||
| 8 | Rated operating sequence | O-0.3s-CO-180s-CO-180s-CO(40KA) | |||||||
| 9 | Mechanical endurance | times | 10000 | ||||||
| 10 | Rated breaking operations of the rated current | times | 20000 | ||||||
| 11 | Rated lighting impulse withstand voltage(full wave) | kV | 75 | ||||||
| 12 | 1 min. rated power frequency withstand voltage | kV | 42 | ||||||
| 13 | Contact stroke | mm | 9±1 | ||||||
| 14 | Over-travel of contacts | mm | 3.5±0.5 | ||||||
| 15 | Closing speed | m/s | 0.4∼0.8 | ||||||
| 16 | Opening speed | m/s | 0.9∼1.2 | ||||||
| 17 | Contact bouncing duration at closing operation | ms | ≤2 | ||||||
| 18 | Simultaneity of three phase closing operation | ms | ≤2 | ||||||
| 19 | Closing time | ms | 30∼70 | ||||||
| 20 | Opening time | m/s | 20∼50 | ||||||
| 21 | Distance between phases | mm | 150, 210, 275 | ||||||
| 22 | D.C component | 50% | |||||||
Zn63 Handcraft VCB is ideal for indoor use with a rated current of 4000A, ensuring efficient operation with cold wind. Perfect for various applications.
Welcome to Yueqing Liyond Electric Co., Ltd.
FAQ
Q: Could I have prices of your products?
A: Welcome. Please feel free to send us an inquiry here. We will reply within 24 hours.
Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample orders for quality testing. Mixed samples are acceptable.
Q: Can we print our logo/company name on products?
A: Yes, we accept OEM. Kindly provide brand authorization to us.
Q: Do you accept product customization?
A: Yes, please provide specific drawings or parameters for evaluation and quotation.
Q: What is the lead time?
A: The lead time depends on quantities ordered, generally within 7-20 days after payment.
Q: What are 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 finished products?
A: Yes, each step of production and finished products undergo inspection by QC department before shipping. Goods inspection reports will be provided for your reference.
Q: How to solve quality problems after sales?
A: Take photos of quality problems and send them to us for checking. We will provide a satisfactory solution within 3 days.
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