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Vacuum Circuit Breaker
VN3-12E Indoor MV Embedded Pole Insulated Vacuum Circuit Breaker
VN3-12E, a 12kV VCB developed by Cooper Edison R&D center, provide the reliable controlling and protection solution for domestic and oversea utility and industry customers.
Product features
Complete species series, rating up to 5,000A-50kA, mechanical life up to 30,000 cycles.
Low resistance Cooper VI, insulation reliable embedded pole.
Modular spring mechanism , easy to maintenance.
Conductive parts dealt with silver plating in main circuit, more conductive, lower contact resistant.
Self-lubricated bearing provide 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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Helping the Winter Olympics and walking hand in hand - we live up to our mission
On March 24, 2022, Cooper (Ningbo) Electric Co., Ltd. received a letter of thanks from the Materials Branch of State Grid Beijing Electric Power Company
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Fax:0574-63486251
Price of MV parts and components
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