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Primary current: 0 A - 3,150 A
VAC: 72.5 V - 145 V
Vacuum technology – Sustainable high-voltage circuit breakers The outstanding technical performance and low lifecycle cost of vacuum circuit breakers ...
Siemens High-voltage – Power transmission
Primary current: 5,000, 2,500, 4,000 A
VAC: 72.5 kV - 800 kV
... tank circuit breakers for applications from 72.5 kV to 800 kV, up to 80 kA, suitable for all different types of applications, in extreme temperatures or earthquake regions. Depending on the requirement, ...
Siemens High-voltage – Power transmission
Primary current: 3,150 A
VAC: 230, 325, 550, 750 kV
We offer dead tank circuit breakers for applications from 72.5 kV to 550 kV with a service life of up to 50 years. Our DT circuit breakers deliver the greatest possible ...
Siemens High-voltage – Power transmission
Primary current: 3,150, 4,000 A
VAC: 245, 145 kV
... Based on our modular design, the core components are adopted from our high-voltage circuit breakers, disconnectors and the GIS product family. Our dead tank compact circuit ...
Siemens High-voltage – Power transmission
Primary current: 630 A - 6,300 A
... electricity. 3WL air circuit breakers reliably protect electrical installations against damage or fire as a result of short circuits, ground faults, or overload faults. Heart of the ...
Siemens Low-voltage – Power distribution
... . In the event of overload or a short-circuit, miniature circuit breakers (MCBs) safely cut the connected circuit and thus reliably protect electrical systems and devices ...
Siemens Low-voltage – Power distribution
Primary current: 15 A - 1,600 A
VAC: 480, 415 V
... industrial applications, buildings, or infrastructure: As a modular, highly variable system, the range of 3VA molded case circuit breakers provides thoroughly reliable operator and plant protection while ...
Siemens Low-voltage – Power distribution
Primary current: 20,000, 25,000, 31,500, 40,000 A
VAC: 15.7, 27.6, 38 kV
... distribution circuit breaker family you can rely on The Siemens SDV family of outdoor distribution circuit breakers have been operating reliably for decades. From the ...
Siemens Medium-voltage – Power distribution
Primary current: 20 A - 31,500 A
VAC: 12 kV - 40.5 kV
... chosen Siemens medium-voltage vacuum circuit-breakers for over 40 years, with over 350,000 vacuum circuit-breakers in service to date. Siemens puts ...
Siemens Medium-voltage – Power distribution
Primary current: 100, 200, 40 A
VAC: 15.5 kV - 27 kV
... minimising operating costs of overhead MV networks. The exceptional small footprint and light weight of the device enables a quick and easy installation and fast commissioning. Self-powered from line current, the circuit ...
Siemens Medium-voltage – Power distribution
Primary current: 630 A - 40,000 A
VAC: 7.2, 12, 17.5, 24 kV
... infrastructure SION vacuum circuit breakers control all standard switching tasks in medium-voltage distribution systems and are suited for installation in all air-insulated medium-voltage ...
Siemens Medium-voltage – Power distribution
Primary current: 4,000, 2,000, 3,150, 1,250 A
VAC: 12, 15, 7.2, 17.5 kV
Vacuum circuit breakers in the 3AK7 series are available in versions from 7.2 to 17.5 kV. The vacuum circuit breakers are very compact, with a distance between pole centers ...
Siemens Medium-voltage – Power distribution
Primary current: 1,250 A - 8,000 A
VAC: 7.2 kV - 40.5 kV
The powerful 3AH3 vacuum circuit breakers were the first 63- and 72-kA vacuum circuit breakers on the market tested in accordance with IEEE C37.013 for load currents ...
Siemens Medium-voltage – Power distribution
Primary current: 1,250 A - 4,000 A
VAC: 12 kV - 40.5 kV
... sequences per day. This requires sturdy, powerful vacuum circuit breakers that can manage these tough demands – like the vacuum circuit breakers in our 3AH4 series. The ...
Siemens Medium-voltage – Power distribution
Primary current: 1,250 A - 40,000 A
VAC: 27.5, 17.5 kV
The electricity supply to railway systems calls for circuit breakers with special characteristics. Not only are single or two-pole circuit breakers usually needed for ...
Siemens Medium-voltage – Power distribution
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