Audited Supplier
>>Overview
The circuit breaker inside the product adopts the middle mounting mode, and can choose VS1 (ZN63A) type or VD4 type vacuum circuit breaker, as well as a variety of domestic and foreign specifications and models of vacuum circuit breakers.
Implementing standards: GB3906-2006 "3.6kV~40.5kV AC metal-enclosed switchgear and control equipment", DL404-2007 "Indoor AC high-voltage switchgear ordering technical conditions", IEC298 (1990) "Rated voltage 1KV above 5CKV and below AC metal-enclosed switchgear and control equipment".
| >>>>Main Technical Parameters | ||||||
| sports event | unit | |||||
| Rated voltage | kV | 7.2,12,24 | ||||
| Rated frequency | Hz | 50 | ||||
| Rated current | A | 630,1250,1600,2000,2500,3150,4000 | ||||
| 4S Thermal stability current | kA | 16,20,25,31.5,40,50 | ||||
| Rated dynamic stability current (peak) | kA | 40,50,63,80,100,125 | ||||
| Rated short-circuit breaking current | kA | 16,20,25,31.5,40,50 | ||||
| Rated short-circuit closing current (peak) | kA | 40,50,63,80,100,125 | ||||
| Rated insulation level 1min frequency withstand voltage | kV | 32 42,65 | ||||
| kV | 60,75,125 | |||||
| Rated operation sequence | 0-0.3S-C0-180S-CO | |||||
| Rated short-circuit breaking current | the second | 50 | ||||
| Mechanical life time | the second | 20000 | ||||
| Contact opening distance | mm | 11±1 | ||||
| Overtravel | mm | 4±0.5 | ||||
| Centre distance between phases | mm | 210,275 | ||||
| Bouncing time of closing contact | mS | ≤2 | ||||
| Three-phase switching non-simultaneous | mS | ≤2 | ||||
| Breaking time (when operating force is applied) Max. | ms | ≤50 | ||||
| ms | ≤50 | |||||
| ms | ≤60 | |||||
| Closing time | ms | ≤100 | ||||
| Average opening speed | m/s | 0.9~1.2 | ||||
| Average closing speed | m/s | 0.6~0.8 | ||||
| protection class | P4X(When the breaker compartment door is openIP2X) | |||||
Authoritative product certification: ISO, CE, CCC, etc
- Perfect SQA quality management system to ensure high quality products
- Quick quotation, can provide electrical design services
- The delivery period is short, and the fastest delivery time is 10-15 days worldwide
- Perfect after-sales service system, so that customers buy worry-free
- Welcome customers to visit the factory guidance, provide OEM/ODM
Q : Are you a manufacturer, factory or trading company?
A : Yes, we have been engaged in the development, production and operation of power distribution equipment (Transformer, Switchgear, substations, etc.) for more than 20 years.
Q : How to order ?
A: Ask us for a quotation→Customise with drawings and samples→Inform us of usage scenarios→Receive our product design recommendations→Negotiate details→Confirm samples→Sign a contract/deposit→Mass production→Goods ready→Balance/delivery→Further co-operation.
Q: What kind of shipping method is available?
A: Yes Ocean Express, China Express, Express is available Other shipping methods are also available, please contact us if you we need another shipping route.
Q: How can I trust you
We have many Patent Certificate, ISO9001 Certificate ISO14001 Certificate . Our products are widely used all over the world. We believe we can provide you with quality products at competitive prices. We are an audited diamond supplier of Made in China.
Q: How long for delivery [production] and shipment?
A: Delivery time depends on the quantity you order, usually within 15 days after receiving the prepayment.
Q: Can your products be customised?
A: Considering the differences in voltage, frequency and other characteristics of transformer products in different countries and regions, our products can be customised according to your requirements.
Our products can be customised according to your requirements.
Q: How to confirm the payment?
A: We accept wire transfer. PayPal payment method, other payment methods are also acceptable, please contact us before you pay by other payment methods. Another 20-30% deposit is feasible and the balance should be paid before installation.
