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Siemens SIRIUS 3RT1026-1BB44-3MA0 Contactor - 25A, 3-Pole, 24V DC

Siemens SIRIUS 3-pole power contactor for SUVA applications.

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ManufacturerSiemens

Part number3RT1026-1BB44-3MA0

Type Power Contactor

AC-3 Rating 25A

Power Rating 11 kW @ 400V

Poles 3

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AC-3 rated 25A 11 kW power at 400V 24V DC coil 3-pole configuration 2 NO + 2 NC auxiliary contacts Size S0 frame SUVA application specific

Product description

The Siemens 3RT1026-1BB44-3MA0 is a specialized 3-pole power contactor within the SIRIUS Classic series, designed for demanding applications, including those for SUVA (Swiss National Accident Insurance Fund) compliance. It boasts an AC-3 rating of 25A and can manage up to 11 kW at 400V. This unit operates on a 24V DC coil and includes 2 NO and 2 NC auxiliary contacts, featuring screw terminals for connection.

This contactor is engineered for industrial motor control, suitable for machinery and systems requiring high reliability and specific safety standards. Its robust design ensures consistent performance in environments where safety and precise control are paramount.

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Technical specifications

Type	Power Contactor
AC-3 Rating	25A
Power Rating	11 kW @ 400V
Poles	3
Coil Voltage	24V DC
Auxiliary Contacts	2 NO + 2 NC
Frame Size	S0
Terminal Type	Screw Terminal
Special	For SUVA applications

Common applications

Motor Control

Industrial Machinery

Safety Systems

SUVA Compliant Applications

Compatible systems

Compatible with Siemens overload relays and accessories, designed for systems requiring SUVA compliance.

Also known as

Siemens SIRIUS 3RT1026-1BB44-3MA0 3RT10261BB443MA0 Siemens SUVA Contactor

Replaces / compatible with

This is a phased-out product. The preferred successor is the SIRIUS 3RT2026-1BB44-3MA0.

Technical note

Expert tip

Ensure that the application strictly adheres to SUVA guidelines when utilizing this specific contactor model.

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Frequently asked questions

What makes the Siemens 3RT1026-1BB44-3MA0 suitable for SUVA applications?

The 3RT1026-1BB44-3MA0 is specifically designed and often certified for applications requiring compliance with SUVA (Swiss National Accident Insurance Fund) standards, ensuring enhanced safety and reliability in certain industrial environments.