Vacuum Breakers

Vacuum Breakers

Vacuum Circuit Breaker utilizes magnetic actuator.

Featuring embedded pole technology, R-MAG Outdoor Vacuum Circuit Breaker is capable of interrupting up to 40 kA at 38 kV with single vacuum interrupter per phase. Magnetic actuatorÂ- has only one moving part and requires no regular maintenance. Embedded in solid insulating material, breaker is insulated from external effects of mechanical shock, dust, and humidity. It offers extended...

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Vacuum Circuit Breakers target mining applications.
Vacuum Breakers

Vacuum Circuit Breakers target mining applications.

Sealed from dust and contaminants, medium voltage W-VACiMB Circuit Breakers protect transformers, capacitor banks, motors, busbar sections, and cable. Units feature modular design consisting of vacuum interrupter, encapsulated pole unit, and universal mechanism assembly. Housed in 18 x 18 x 18 in. package, 17.5 kV breakers serve both 50 and 60 Hz segments of underground mining industry, and...

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Vacuum Circuit Breaker targets electrically operated trains.
Vacuum Breakers

Vacuum Circuit Breaker targets electrically operated trains.

Providing electro magnetically operated system for 25 kV and 15 kV vehicles, VESA VCB is qualified for high- and medium-speed trains and operates successfully in range of varying weather and climate conditions. Unit can be customized with earthing arms, various operating voltage options, and integration of additional control relays and feedback switches. With self-cleaning insulators and...

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Medium Voltage Circuit Breakers support wind applications.
Vacuum Breakers

Medium Voltage Circuit Breakers support wind applications.

Providing circuit protection for wind farm collector substations, 38 KV VCP-Wind Circuit Breakers incorporate vacuum interrupters, which switch high stress currents and require no cooling or ventilation systems. Units are encapsulated in epoxy resin material and are designed to require virtually no maintenance over product life cycle. With current ratings up to 2,000 A, circuit breakers meet ANSI...

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Pressure Vacuum Breakers feature modular check valve design.
Vacuum Breakers

Pressure Vacuum Breakers feature modular check valve design.

Suited for irrigation system applications, PVB 4A Series pressure vacuum breakers are built around self-contained captured spring check module. They incorporate standard freeze protection feature and stainless steel shutoff handles. With corrosion resistant all-bronze body, units offer maximum working pressure of 175 psi, and operating temperature range of 33-140°F.

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Vacuum Breakers

Vacuum Breakers relieve undesirable vacuum state.

Able to be used on steam or liquid applications, Vacu-Break devices promote system efficiency by allowing it to operate correctly and preventing potential equipment damage. Maintenance-free product, available in 1/8, Â-½, and ¾ in. versions, has brass body and is designed for pressures to 125 psi and temperatures to +350°F. Available as option on certain Spence steam traps,...

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Spill-Resistant Vacuum Breaker prevents cross-connections.
Vacuum Breakers

Spill-Resistant Vacuum Breaker prevents cross-connections.

Suited for continuous pressure, indoor applications where water spillage is undesirable, Series 4W-500 valve prevents back-siphonage. It is available in Â-¼, 3/8, and ½ in. sizes with straight-through flow path, corrosion-resistant Noryl® body, silicone rubber discs, and stainless steel springs and fasteners. Integral shut-off valves and ¼ in. flare test connection are...

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Circuit Breakers come in draw-out or fixed configurations.
Vacuum Breakers

Circuit Breakers come in draw-out or fixed configurations.

Medium Voltage VCP-WG Generator Vacuum Circuit Breakers handle high continuous current levels, fault conditions, and various voltage conditions. They operate up to 3000 A with natural air convection cooling, and up to 4500 A with suitable enclosure fan cooling. Circuit breakers can perform under out-of-phase conditions when generator and power system voltages are not in sync.

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Vacuum Circuit Breakers replace air magnetic units.
Vacuum Breakers

Vacuum Circuit Breakers replace air magnetic units.

VR-Series medium voltage vacuum replacement (MVVR) breakers are functional electrical and mechanical replacements for air magnetic circuit breakers. Four times faster and 16 times more powerful than air magnetic breakers, they have SureClose(TM) MOC system that prevents stalling and damage to cell and MOC switch. Breakers are reversible, if cell structure modifications are necessary, and only...

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