Switching and Protection Devices2018-10-07T20:56:05+00:00

Switching and Protection Devices

Switching and Protection Devices

Despite partially lower power consumption, modern electrical devices and an increase in communications and multimedia equipment are giving rise to an increasing power load in electrical installations in buildings, infrastructures, and industrial plants. Rely on an intelligent electrical installation – and play it safe with protection devices from the SENTRON portfolio.

Contactors

Irrespective of the load – you are certain to find the ideal controls here. With only 7 sizes, our SIRIUS controls optimally cover the entire input range up to 250 kW/400 V.

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mc-overload-relays

Overloads

In the main circuit, the SIRIUS 3RU thermal overload relays are responsible for current-dependent overload protection of electrical loads (e.g. motors).

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Contactor Assemblies

As well as individual components for easy and reliable assembly (mechanical and electrical interlock), we offer pre-assembled contactor assemblies with AC and DC coils.

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Solid-state switching devices

Solid State Switching Devices

Solid-state switching devices from Siemens have established themselves firmly in industrial environments. Especially in low-noise areas as well as in areas where loads are frequently switched,

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Siemens Motor Circuit Breakers

Motor Circuit Breakers

SIRIUS 3RV motor starter protectors are compact, current-limiting circuit breakers up to 100 A for motor or starter protection. They guarantee safe disconnection in the event of a short circuit and protect against overload.

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moulded case circuit breakers

Moulded Case Circuit Breakers

The 3VA moulded case circuit breaker reliably protect motors when used for motor or starter protection.

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