VD4-AF Vacuum Circuit Breaker
VD4-AF is a medium-voltage vacuum circuit breaker up to 38 kV designed specifically for steel furnace applications. With servo-motor actuators and exceptional durability, it delivers up to 150,000 mechanical operations, ensuring maximum furnace uptime and significantly reducing maintenance and operating costs
Technical Specifications
Rated voltage: up to 38 kV
Rated current: up to 2,500 A (3,150 A in fixed version)
Rated short-circuit current: up to 31.5 kA (40 kA in fixed version)
Suitable for arc furnace and steel industry applications
Available in fixed and withdrawable versions for Powerbloc or UniGear ZS3.2 panels
Rated current: up to 2,500 A (3,150 A in fixed version)
Rated short-circuit current: up to 31.5 kA (40 kA in fixed version)
Suitable for arc furnace and steel industry applications
Available in fixed and withdrawable versions for Powerbloc or UniGear ZS3.2 panels
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