Siemens 3RH1140-1BP40 Auxiliary Contactor

Siemens 3RH1140-1BP40 Auxiliary Contactor

Product Description

The Siemens 3RH1140-1BP40 auxiliary contactor is a compact and reliable industrial switching device designed for control, signaling, and auxiliary switching applications in automation systems. As part of the Siemens SIRIUS product family, this auxiliary contactor provides dependable performance, long operational life, and easy integration into industrial control cabinets.

The device is engineered for use in control circuits, interlocking systems, and industrial automation applications where reliable switching operations are required. Its robust construction and compact modular design make it suitable for demanding industrial environments.

Main Features

• Original Siemens SIRIUS auxiliary contactor
• Model: 3RH1140-1BP40
• Reliable auxiliary switching performance
• Compact industrial modular construction
• Suitable for control and signaling circuits
• High electrical and mechanical durability
• Easy DIN rail and panel mounting
• Screw terminal connections
• Long operational service life
• Designed for industrial automation systems
• Reliable switching in demanding environments

Applications

The Siemens 3RH1140-1BP40 auxiliary contactor is widely used in industrial automation and electrical control systems requiring dependable auxiliary switching 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: 3RH1140-1BP40
• Product Type: Auxiliary contactor
• Connection Type: Screw terminals
• Mounting Type: DIN rail / panel mounting
• Application: Industrial control and auxiliary switching
• Industrial Grade: Yes
• Compact modular construction
• High operational reliability

Advantages

The Siemens 3RH1140-1BP40 auxiliary contactor offers reliable switching performance, compact dimensions, and easy integration into industrial control systems. Its durable design and dependable operation make it an excellent solution for modern automation and signaling applications.