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Electrical fixed contact for vacuum circuit-breaker
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Product Details
| Place of Origin | Zhejiang, China | Brand Name | WEIWO | |
| Model Number | WLH-054, WLH-054 |
Product Description
Specifications
Electrical fixed contact :1.Material:T2 Red Copper
2.Rated current:630A
3.Application:Vacuum Circuit Breaker
4.Quality a
Electrical fixed contact for vacuum circuit-breaker :
Features:
1. Copper and aluminum combine products are new generations product.
2. The tensile and bending strength of it are outstanding, and bonding performance is also good.
3. There are no surface cracks after flattening and bending, they are the domestic new type of enery saving
products currently.
4. Dynamic thermal stability, temperature rise and loop resistance are all compare favorably with the same
levels of T2 copper, this is the idea products of the present electrical industry which can lower the costs.
Experimental measurement and test:
| The product modle | T2Copper contact arm( Φ 109x107mm 3150A) | Copper Aluminium Contact Arm( Φ 109x107mm 3150A ) |
| One-way resistance | ≤4 uΩ | ≤5 uΩ |
| Circuit breaker loop resistance requirements | ≤50 uΩ | ≤50 uΩ(And solid seal into loop circuit breaker≤30 uΩ) |
| Temperature rise requirements 1.1 times of 1250A | ≤75° | ≤75°C(Actual measurement of temperature rise≤65°C) |
| Mechanical yield strength | 340 N/mm ² | 260 N/ mm ² |
| Dynamic thermal stability | Breaking 31.5 KA 4S Peak 80 KA | Breaking 31.5 KA 4S Peak 80 KA |
| Surface treatment | Silver plating | The material of original contact part is copper |
Drawing:
Products show:
Certficate:
Company Exhibition :
About Payment:
MOQ: 1000 USD (by sea or by air) ,and mixed order is available,
Unlimited by Express (DHL,UPS,TNT...)
Payment : a.100% TT in advance .(Order less than 4000 USD)
b.30% TT in advance,70% TT before delivery
c.70% TT in advance,the balance against the copy of B/L at sight
d. Negotiable
Delivery time: 3-30 days after received receipt of deposit.
Contact us:
Contact Us
- Yueqing Weiwo Electric Co., Ltd.
- Contact nameTracy Ling Chat Now
- Phone86-0577-61778600
- AddressNo.138 Liuqing North Road, Liushi Town,, Wenzhou, Zhejiang
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