Siemens 3RH1131-1BB40 pomocný kontaktor + 3RT1916-1BB00 varisor

Siemens 3RH1131-1BB40 Auxiliary Contactor + 3RT1916-1BB00 Varistor

Product Description

The Siemens 3RH1131-1BB40 auxiliary contactor combined with the 3RT1916-1BB00 varistor is a reliable industrial switching and protection solution designed for automation, control, and signaling applications. As part of the Siemens SIRIUS product family, this assembly offers dependable switching performance together with integrated surge voltage suppression for enhanced operational safety.

The integrated 3RT1916-1BB00 varistor protects the contactor coil and connected control components against voltage spikes generated during switching operations. This helps reduce electromagnetic interference and extends the service life of connected devices within industrial automation systems.

Main Features

• Original Siemens SIRIUS auxiliary contactor assembly
• Model: 3RH1131-1BB40
• Integrated varistor: 3RT1916-1BB00
• Reliable auxiliary switching performance
• Integrated surge voltage suppression
• Compact modular industrial design
• Reduced switching interference
• Suitable for control and signaling circuits
• High electrical and mechanical durability
• Screw terminal connections
• Easy DIN rail and panel mounting
• Long operational service life

Applications

The Siemens 3RH1131-1BB40 with 3RT1916-1BB00 varistor is commonly used in industrial control systems where reliable switching and protection against voltage transients are required.

• Industrial control cabinets
• Motor control systems
• Automation equipment
• Machine control applications
• Factory automation systems
• Interlocking and signaling circuits
• Industrial switchgear assemblies
• Electrical control panels

Technical Specifications

• Manufacturer: Siemens
• Series: SIRIUS
• Part Number: 3RH1131-1BB40
• Varistor Part Number: 3RT1916-1BB00
• Product Type: Auxiliary contactor with varistor
• Function: Auxiliary switching and surge suppression
• Connection Type: Screw terminals
• Mounting Type: DIN rail / panel mounting
• Application: Industrial automation and control
• Industrial Grade: Yes
• Compact modular construction

Advantages

The Siemens 3RH1131-1BB40 auxiliary contactor assembly with integrated 3RT1916-1BB00 varistor provides reliable switching performance and effective protection against electrical transients. Its compact design, durable construction, and easy integration make it an ideal solution for modern industrial automation and control systems.