Siemens 3RH2911-2GA40 Auxiliary Switch

Siemens 3RH2911-2GA40 Auxiliary Switch

Product Description

The Siemens 3RH2911-2GA40 auxiliary switch is a reliable industrial accessory designed for expanding the auxiliary contact functionality of Siemens SIRIUS contactors and auxiliary contactors. It is suitable for signaling, monitoring, and interlocking applications in industrial automation and electrical control systems.

Its compact modular design ensures simple installation and seamless integration into industrial control cabinets and switchgear assemblies. The robust construction provides dependable switching performance and long operational service life in demanding industrial environments.

Main Features

• Original Siemens SIRIUS auxiliary switch
• Model: 3RH2911-2GA40
• Additional auxiliary contact functionality
• Compact industrial modular design
• Reliable switching performance
• Suitable for signaling and monitoring circuits
• Easy installation and integration
• Compatible with Siemens SIRIUS contactors
• High electrical and mechanical durability
• Industrial-grade construction
• Long operational service life

Applications

The Siemens 3RH2911-2GA40 auxiliary switch is widely used in industrial automation systems requiring additional auxiliary contacts for monitoring and control functions.

• Industrial control cabinets
• Motor control systems
• Automation equipment
• Machine control applications
• Factory automation systems
• Interlocking circuits
• Industrial signaling systems
• Switchgear assemblies

Technical Specifications

• Manufacturer: Siemens
• Series: SIRIUS
• Part Number: 3RH2911-2GA40
• Product Type: Auxiliary switch
• Application: Auxiliary contact expansion
• Compatible Devices: Siemens SIRIUS contactors
• Industrial Grade: Yes
• Compact modular construction
• High operational reliability
• Suitable for industrial automation systems

Advantages

The Siemens 3RH2911-2GA40 auxiliary switch provides dependable auxiliary contact expansion, compact dimensions, and reliable switching performance for industrial automation systems. Its durable design and easy integration make it an ideal solution for control and signaling applications.