SIEMENS 3RH1122-1BB40 Auxiliary Contactor with 3RH1911-1FA22 Auxiliary Switch E05

SIEMENS 3RH1122-1BB40 Auxiliary Contactor with 3RH1911-1FA22 Auxiliary Switch E05

Product Description

The SIEMENS 3RH1122-1BB40 auxiliary contactor combined with the 3RH1911-1FA22 auxiliary switch is a reliable industrial switching solution from the SIEMENS SIRIUS series. This compact auxiliary contactor assembly is designed for dependable control and signaling applications in industrial automation and motor control systems.

The unit provides efficient switching performance and extended auxiliary contact functionality for control circuits, interlocking systems, and automation applications. Its robust industrial construction ensures long service life and reliable operation in demanding industrial environments.

Main Features

• Original SIEMENS SIRIUS auxiliary contactor assembly
• Model: 3RH1122-1BB40
• Auxiliary switch block: 3RH1911-1FA22
• Version: E05
• Compact industrial design
• Reliable auxiliary switching performance
• Suitable for control and signaling circuits
• Easy installation and integration
• High operational reliability
• Long electrical and mechanical service life
• Screw terminal connections

Applications

The SIEMENS 3RH1122-1BB40 with 3RH1911-1FA22 auxiliary switch is commonly used in industrial control and automation systems requiring reliable auxiliary switching and signaling functions.

• Industrial control panels
• Motor control systems
• Automation equipment
• Interlocking circuits
• Machine control applications
• Factory automation systems
• Signaling and monitoring systems
• Switchgear and control cabinets

Technical Specifications

• Manufacturer: SIEMENS
• Series: SIRIUS
• Part Number: 3RH1122-1BB40
• Auxiliary Switch: 3RH1911-1FA22
• Product Type: Auxiliary contactor with auxiliary switch
• Version: E05
• Connection Type: Screw terminals
• Mounting Type: DIN rail / panel mounting
• Application: Control and auxiliary switching
• Industrial Grade: Yes
• Compact modular construction

Advantages

The SIEMENS 3RH1122-1BB40 auxiliary contactor assembly offers reliable switching performance, compact installation dimensions, and easy integration into industrial control systems. Its modular design and durable construction make it an excellent solution for modern automation and motor control applications.