Customization: | Available |
---|---|
Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Manual Type |
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No. | Item | Unit | Parameter | |
1 | Rated voltage | KV | 24 | |
2 | Rated current | HZ | 50 | |
3 | Rated frequency | A | 630/1250 | |
4 | Rated active load breaking current | A | 630/1250 | |
5 | Rated close-loop breaking current | A | 630/1250 | |
6 | 5% rated active load breaking current | A | 20/31.5 | |
7 | Rated cable charging breaking current | A | 10 | |
8 | Rated no-oad transformer breaking capacity | 1600 | ||
9 | Rated breaking capacitor current | A | 100 | |
10 | 1 min power frequency withstand voltage;Phase to distance, grounding to grounding;isolating fracture | KV | 52/65 | |
11 | Lightning impulse withstand voltage;Phase to distance, grounding to grounding; isolating fracture | KV | 125/145 | |
12 | Rated short-time withstand current (thermal stable) | KA | 20 | |
13 | Lasting time of rated short-time withstand current | S | 4 | |
14 | Rated peak withstand current (dynamic stable) | KA | 50 | |
15 | Rated short-circuit opening closing current | KA | 50 | |
16 | Mechanical life | Time | 10000 | |
17 | Allowable wear thickness of vacuum arc extinguishing contact | mm | 1 | |
18 | Manual operating moment | N.m | ≤200 | |
19 | Vacuum interrupter assembly adjustment:Contact opening distance | mm | 10±0.5 | |
Average opening speed | m/s | 1.5±0.2 | ||
Three-phase opeing asynchronism | ms | <5 | ||
Three-phase closing asynchronism | ms | <5 | ||
Distance between charged bodies and phase to ground | mm | >300 | ||
Auxiliary loop resistance | UΩ | ≤150 |
1. Altitude: ≤1000m;
2. Ambient temperature: -25ºC~+40ºC;
3. Relative humidity: the daily average is not more than 95%, the monthly average is not more than 90%;
4. No conductive dust, corrosive gases and water vapor;
5. No fire and explosive risk;
6. The earthquake magnitude is no more than grade 8;
7. Pollution grade: II.
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 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: 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.