| Breaking Capacity: | High Voltage Circuit Breakers |
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| Operation: | Energy-storage Type |
| Speed: | Normal Type Circuit Breaker |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 
Summary
VBI-24 series of indoor high voltage vacuum circuit breaker with embedded poles is three phrase A.C.50 Hz indoor power distribution equipment with the rated voltage of 24 KV.It's used for protecting and controlling the electrical equipment in the fields of industry and mining enterprise, power plants and substation.
The main conductive circuit of this type vacuum circuit breaker with spring mechanism is embedded pole,that can greatly improve the reliability of insulation, mechanical and breaking performance and really realize the free-maintenance and longer mechanical and electrical life.This type vacuum circuit breaker conforms to national standards and the stipulations of IEC standard. The capability reaches grade of M-E2-C2.
The product is used for many kinds of switchgear like KYN28-24(GZS1) and can be fixed installation.
Main technical parameters
| Sequence number | name | unit | data | |||||||
| 1 | Rated voltage | KV | 24 | |||||||
| 2 | Rated current | A | 630 | 1250 | 1600 | 2000 | 2500 | 3150 | ||
| 3 | Rated frequency | Hz | 50 | |||||||
| 4 | Rated short circuit breaking current | KA | 20 | 25 | 31.5 | |||||
| 5 | Rated short circuit making current | KA | 50 | 63 | 80 | |||||
| 6 | Rated short time withstand current | KA | 20 | 25 | 31.5 | |||||
| 7 | Rated peak withstand current | KA | 50 | 63 | 80 | |||||
| 8 | Rated power frequency withstand voltage 1min | KV | 65 | |||||||
| 9 | Rated lightning impulse withstand voltage | KV | 125 | |||||||
| 10 | Rated short-circuit duration | s | 4 | |||||||
| 11 | Rated operating sequence | O-0.3S-CO-180s-CO | ||||||||
| 12 | maximum DC component | 50% | ||||||||
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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