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VN1-40.5E Indoor MV Embedded Pole Insulated Vacuum Circuit Breaker

VN1-40.5E, a 40.5kV VCB developed by Cooper Edison R&D center, provide the reliable controling and protection solution for domestic and oversea utility and industry customers.
●Complete species series, rating up to 3150A- 40kA, mechanical life up to 20,000 cycles.     
●Low resistance Cooper VI and insulation reliable embedded pole, minimum volume of 40.5kV VCB in the industry.
●Conductive parts dealt with silver plating in main circuit, more conductive, lower contact resistant. 
●Self-lubricated bearing provides maintenance-free. 
●Advanced surface treatment and lubrication technology, suit for humid region. 
●High-performance oil buffer and optimized design of CAM curve, effectively improved the performance of VCB.
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