Articles
Vacuum Circuit Breaker (VCB): Construction, Working, Advantages & Applications
![Vacuum Circuit Breaker (VCB): Construction, Working, Advantages & Applications]()
{"ops":[{"attributes":{"bold":true},"insert":" "},{"insert":" \n"},{"attributes":{"bold":true},"insert":"Vacuum circuit breakers (VCBs)"},{"insert":" are critical components in modern industrial power systems, including "},{"attributes":{"bold":true},"insert":"food processing plants"},{"insert":", where "},{"attributes":{"bold":true},"insert":"high-performance electrical safety"},{"insert":" and reliability are essential. First introduced in the 1960s, "},{"attributes":{"bold":true},"insert":"vacuum interrupter technology"},{"insert":" continues to evolve, offering compact, efficient, and environment-friendly arc quenching solutions. As part of any advanced "},{"attributes":{"bold":true},"insert":"food manufacturing plant design"},{"insert":", selecting the right circuit breaker impacts equipment protection, uptime, and compliance with modern energy standards."},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":" "},{"attributes":{"align":"justify"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Construction"},{"insert":" "},{"attributes":{"align":"justify","header":2},"insert":"\n"},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":"A "},{"attributes":{"bold":true},"insert":"vacuum circuit breaker"},{"insert":" primarily consists of:"},{"attributes":{"align":"justify"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Fixed and moving contacts"},{"attributes":{"list":"bullet"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Arc shield"},{"attributes":{"list":"bullet"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Glass insulating envelope"},{"attributes":{"list":"bullet"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Stainless steel bellows"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"These components are enclosed in a "},{"attributes":{"bold":true},"insert":"vacuum interrupter chamber"},{"insert":", which provides "},{"attributes":{"bold":true},"insert":"high dielectric strength"},{"insert":". The "},{"attributes":{"bold":true},"insert":"arc shield"},{"insert":" helps prevent metal vapors from contaminating the insulator surface. Permanent sealing minimizes leakage, ensuring long-term reliability—ideal for "},{"attributes":{"bold":true},"insert":"automated food industry applications"},{"insert":" where downtime must be minimized."},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":" "},{"attributes":{"align":"center"},"insert":"\n"},{"insert":" 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"}},{"attributes":{"align":"center"},"insert":"\n"},{"insert":" "},{"attributes":{"align":"center"},"insert":"\n"},{"insert":" "},{"attributes":{"align":"center"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Working principle"},{"attributes":{"align":"justify","header":2},"insert":"\n"},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":"When a fault is detected:"},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":"The "},{"attributes":{"bold":true},"insert":"moving contact"},{"insert":" separates from the "},{"attributes":{"bold":true},"insert":"fixed contact"},{"insert":", generating an arc."},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"This arc is due to metal ion ionization."},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"In a vacuum, this arc is extinguished quickly because metal vapors are diffused and absorbed by surrounding surfaces."},{"attributes":{"list":"bullet"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Vacuum’s dielectric strength"},{"insert":" is:\n8× higher than air"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"4× higher than SF₆ gas"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"\n"},{"attributes":{"bold":true},"insert":"Ratings and specification of vacuum circuit breaker"},{"attributes":{"align":"justify","header":2},"insert":"\n"},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":" "},{"insert":{"image":"data:image/png;base64,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"}},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":" "},{"attributes":{"align":"justify"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Advantages"},{"attributes":{"align":"justify","header":2},"insert":"\n"},{"insert":"\nNo need for oil or gas refilling"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"Fast operation – perfect for fault clearing"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"Minimal maintenance"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"Environmentally safe – "},{"attributes":{"bold":true},"insert":"no SF₆ gas emissions"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"No noise or fire hazards"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"High dielectric strength allows compact design"},{"attributes":{"align":"justify","list":"bullet"},"insert":"\n"},{"attributes":{"align":"justify"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Disadvantages"},{"attributes":{"align":"justify","header":2},"insert":"\n"},{"attributes":{"bold":true},"insert":" "},{"attributes":{"align":"justify"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Economical only up to 38kV"},{"insert":" – Above this, multiple units must be connected"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"Production cost is high for "},{"attributes":{"bold":true},"insert":"small-scale applications"},{"attributes":{"align":"justify","list":"bullet"},"insert":"\n"},{"insert":" "},{"attributes":{"align":"justify"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Conclusion"},{"attributes":{"align":"justify","header":2},"insert":"\n"},{"insert":" "},{"attributes":{"align":"justify"},"insert":"\n"},{"attributes":{"bold":true},"insert":"Vacuum circuit breakers"},{"insert":" are increasingly adopted across "},{"attributes":{"bold":true},"insert":"medium and high-voltage systems"},{"insert":", including "},{"attributes":{"bold":true},"insert":"food manufacturing and processing plants"},{"insert":", thanks to their:\nLong life cycle"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"Rapid fault clearing"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"Eco-friendly design (SF₆-free)"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"As "},{"attributes":{"bold":true},"insert":"food industry consultants"},{"insert":" seek sustainable and compliant solutions, "},{"attributes":{"bold":true},"insert":"VCBs are a preferred choice"},{"insert":", supporting modern food factories with "},{"attributes":{"bold":true},"insert":"enhanced electrical safety, reduced maintenance, and green engineering practices"},{"insert":"—in line with post-Kyoto Protocol global standards."},{"attributes":{"align":"justify"},"insert":"\n\n"},{"attributes":{"bold":true},"insert":"Reference "},{"attributes":{"align":"justify","header":2},"insert":"\n"},{"insert":" "},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":"1. "},{"attributes":{"link":"https://www.elprocus.com/vacuum-circuit-breaker-working-applications/"},"insert":"https://www.elprocus.com/vacuum-circuit-breaker-working-applications/"},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":"2. "},{"attributes":{"link":"https://circuitglobe.com/vacuum-circuit-breaker.html"},"insert":"https://circuitglobe.com/vacuum-circuit-breaker.html"},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":" "},{"attributes":{"align":"justify"},"insert":"\n"},{"insert":"\n"}]}
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