1250A Red Copper male contact finger contact fixed contact for vacuum circuit breaker

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US $1-100 / Pieces | 1 Piece/Pieces (Min. Order)
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Overview
Quick Details
Place of Origin:
Zhejiang, China (Mainland)
Brand Name:
LIYOND
Model Number:
LYB103
Rated current:
1250A
Surface treatment:
Silver-plating
Packaging & Delivery
Packaging Details
Standard export wooden case or carton as customer's requirements
Port
Ningbo or Shanghai
Lead Time :
Shipped in 3 days after payment

 

Product Description

 Copper male contact finger contact 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 modleT2Copper contact arm( Φ 50x158mm 1250A) Copper Aluminium Contact Arm(Φ50×158mm 1250A)  
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 strength340 N/mm ²260 N/ mm ²
Dynamic thermal stabilityBreaking 31.5 KA 4S Peak 80 KA  Breaking 31.5 KA 4S Peak 80 KA
Surface treatmentSilver platingThe material of original contact part is copper

 

 

Drawing

 

 

 

Other fixed contacts and contact arm:

 

 

 

Installation information:

 

Packaging & Shipping

 

 

About us

Yueqing Liyond Electric Co., Ltd. who located in Yueqing city Zhejiang province China,which is praised as the capital of electric applicance. We are engaged in developing ,producting, trading and servicing electrical products for more than 15 years.

 

Contact me

Thank you for choosing us,any questions please feel free to contact me.