Siemens 3RH2140-1AP00 Auxiliary Contactor

Siemens 3RH2140-1AP00 Auxiliary Contactor

Product Description

The Siemens 3RH2140-1AP00 auxiliary contactor is a compact and durable industrial switching device developed for control, signaling, and auxiliary switching applications in automation systems. As part of the Siemens SIRIUS product range, this auxiliary contactor delivers reliable switching performance and long operational lifespan in industrial environments.

Its robust modular construction enables easy integration into industrial control cabinets and switchgear systems. The contactor is designed for dependable operation in automation equipment, machine control systems, and industrial electrical installations.

Main Features

• Original Siemens SIRIUS auxiliary contactor
• Model: 3RH2140-1AP00
• Reliable auxiliary switching performance
• Compact modular industrial construction
• Suitable for signaling and control 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 performance in continuous operation

Applications

The Siemens 3RH2140-1AP00 auxiliary contactor is widely used in industrial automation and control systems requiring dependable auxiliary switching and signaling 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: 3RH2140-1AP00
• 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 3RH2140-1AP00 auxiliary contactor provides reliable switching performance, easy installation, and compact dimensions for industrial automation systems. Its durable design and dependable operation make it an excellent solution for modern control and signaling applications.