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vacuum circuit breaker / spring operated / live-tank / medium-voltage
vacuum circuit breaker
3AF0

Current: 1,250 A - 2,500 A
VAC: 12 V - 40.5 V

Our live-tank circuit breakers 3AF0 excel in their ability to reliably switch off overhead lines. The special technical features of live-tank design are, that the interrupter chamber is situated in the ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / dead-tank / high-voltage / outdoor
vacuum circuit breaker
SDV6

Current: 1.2 A - 3 A
VAC: 15 kV - 38 kV

... global class dead-tank SDV6 outdoor vacuum circuit breaker with the trustworthy Siemens 3AH3 vacuum circuit breaker. Designed specifically for the U.S. ANSI market, the ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / live-tank / high-voltage
vacuum circuit breaker
3AF04/3AF05

Current: 2 A
VAC: 27.5 kV

... structure. For easy access, the operating mechanism box is situated inside the supporting steel frame. It features the circuit-breaker operating mechanism including motor, release and auxiliary switches ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / power
vacuum circuit breaker

Current: 400 A - 4,000 A
VAC: 12 kV - 52 kV

... about 80 percent of power network operators decide in favour of vacuum switching technology. The market share of vacuum circuit-breakers is more than 99 % in Germany. The core component of this switching ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / medium-voltage / indoor
vacuum circuit breaker
3AH4 series

Current: 1,250 A - 4,000 A
VAC: 12 kV - 36 kV

The vacuum circuit breaker type 3AH4 up to 36 kV is designed for extremely high numbers of operating cycles: It controls 60,000 / 120,000 operating cycles. Minimum maintenance work, such as greasing ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / medium-voltage / indoor
vacuum circuit breaker
3AH47 series

Current: 1,250 A - 2,500 A
VAC: 17.5 kV - 27.5 kV

The electrical power supply for railway systems requires circuit breakers with special features. Not only are there single-pole circuit breakers in normal operation, ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / short-circuit / medium-voltage / indoor
vacuum circuit breaker
3AH5 series

Current: 800 A - 2,500 A
VAC: 12 kV - 36 kV

... vacuum circuit breakers control all switching duties in medium-voltage systems. They are applicable for operation of e.g. overhead lines, cables, transformers, generators, capacitors, filter circuits, ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / medium-voltage / indoor
vacuum circuit breaker
SION series

Current: 800 A - 3,150 A
VAC: 7.2 kV - 24 kV

The newest vacuum circuit breaker generation of Siemens (called SION) was successfully introduced in January 2006. Since this time the SION VCB family has been developed as the global platform for all ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / medium-voltage / indoor
vacuum circuit breaker
3AH3 series

Current: 1,250 A - 6,300 A
VAC: 7.2 kV - 40.5 kV

Circuit breakers must make and break all currents within the scope of their ratings: From small inductive and capacitive load currents up to high short-circuit currents, controlling all ...

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SIEMENS Medium Voltage & Systems
vacuum circuit breaker / medium-voltage / high-current / compact
vacuum circuit breaker
3AK763

Current: 1,250 A - 4,000 A
VAC: 15 kV - 17.5 kV

Compact design high Performance. Due to its pole shells with a pole-centre distance of only 210 mm, the 3AK7 combines high mechanical resistance with a very compact design, and is thus refectly suitable for use in compact switchgear. ...

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SIEMENS Medium Voltage & Systems