China 10kv High Voltage AC Indoor Permanent Magnet Vacuum Circuit Breaker, Find details about China Vacuum Circuit Breaker, Vcb from 10kv High Voltage AC Indoor Permanent Magnet Vacuum Circuit Breaker
1) altitude : 1000m(Standard);can up to 4500m for special ordering;
2) The ambient temperature is between -25°C to +45°C, the daily mean temperature is no greater than 30°C.
3) The daily mean relative temperature is no greater than 95%.The monthly mean relative temperature is no greater than 90%.
4) Earthquake intensity:≤8 degree;
5)Applicable occasions should free from inflammables, explosives, corrosives and severe vibration.
Items | Unit | Data1 | Date2 |
Rated Voltage | KV | 12 | 17.5 |
Rated current | A | 1250 | 1250 |
Rated Power frequency withstand voltage | KV | 42 | 38 |
Rated Impulse withstand voltage | KV | 75 | 95 |
Rated short-circuit breaking current | KA | 31.5 | 31.5 |
Rated short-circuit close peak current | KA | 80 | 80 |
Rated short-time withstand current | KA | 31.5 | 31.5 |
Rated short-time withstand time | S | 4 | 4 |
Rated frequency | Hz | 50/60 | 50/60 |
Mechanical life | times | 50000 | 50000 |
Close-open operation circle under rated current | times | 30 | 30 |
Close time, not more than | ms | <25 | <25 |
Open time, not more than, include | ms | <15 | <15 |
Bound time | ms | 0 | 0 |
Open jump | <1/5open distance | <1/5 open distance | |
Rated operation circle | kg | 105 | 105 |
Auxiliary switch | 6NO+6NC | 6NO+6NC |
A: For express charges, you can pay to our company account directly, for those customer who has express account, we will send the samples by freight collected. If customers need samples, we will charge the cost first, once they place orders, we will return a part cost to their account.
A: Usually, we accept T/T, for regular order, we prefer 50% in advance, 50% against the pictures of finished material before delivery.
A: We have QC team comply with TQM, each step is in compliance to the standards, at the same time, and we will take photos and shoot video for you.
A: The lead time depends on quantity you ordered, but generally within 2~5 weeks upon receipt of advance payment.
A: For customized products, we will quote after you provide the requested product details within 48 hours because we need the time to calculate cost, but we will quote the soonest possible. For our standard product posted here we can quote in 24 hours.
A: We take customers' requirements as our mission, and take each details very carefully. We have about 15 years' experience for electric power business. We try to support our customers always, including delivery time, price, pre-sale, after-sales, though we are not the best, but we are always to improve ourselves and meet your needs. Choose us, will don't make you disappointed.
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
A: Yes, we have 100% test before delivery
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.