Siemens 3RH1140-1BB40

Overview

The Siemens SIRIUS 3RH1140-1BB40 contactor relay is a robust and reliable component designed for efficient control within diverse industrial automation systems. Part of the esteemed SIRIUS series, this contactor relay is engineered to provide precise and dependable switching for a wide array of control applications. With its 4 Normally Open (NO) contacts and a 24 V DC coil, it ensures seamless integration and consistent performance in various control circuits, from motor management to general-purpose switching. Its compact S00 size facilitates flexible and space-saving installation in control cabinets, making it an ideal choice for optimizing panel layouts.

Key Features

• 4 Normally Open (NO) Contacts: Offers versatile switching capabilities for diverse control system designs.
• 24 V DC Coil Voltage: Ensures compatibility and reliable operation with industry-standard direct current control systems.
• Secure Screw Terminal Connections: Provides robust and straightforward wiring, ensuring stable electrical connections.
• Compact Size S00: Optimizes valuable space within control panels, leading to more efficient system layouts.
• High Insulation Voltage (690 V): Guarantees enhanced safety and durability in demanding industrial environments.
• IP20 Protection Rating (Front): Offers protection against solid objects, ensuring reliable operation in typical industrial settings.

Technical Specifications

• Model: 3RH1140-1BB40
• Series: SIRIUS
• Product Type: Contactor Relay
• Contact Configuration: 4 Normally Open (NO)
• Coil Voltage: 24 V DC
• Connection Type: Screw Terminals
• Size: S00
• Insulation Voltage: 690 V
• Protection Rating: IP20 (front)
• Mechanical Durability: High, ensuring long-term operational reliability.
• Successor Model: SIRIUS 3RH2140-1BB40 (recommended for new installations)

Applications

• Industrial Automation: Essential for controlling machinery, processes, and safety circuits.
• Motor Control Circuits: Facilitates the starting and stopping of motors in various industrial applications.
• Lighting Systems: Effectively manages lighting control circuits in commercial and industrial settings.
• Heating, Ventilation, and Air Conditioning (HVAC): Integral for controlling various components within HVAC systems.
• General-Purpose Switching: Adaptable for a multitude of control and switching tasks across different industries.

Why Choose This Model?

• Siemens Quality: Benefit from the renowned reliability and engineering excellence of Siemens products.
• Proven Performance: Designed for consistent and dependable operation in demanding industrial settings.
• Easy Integration: Screw terminals and compact design simplify installation and maintenance.
• Versatile Functionality: 4 NO contacts provide flexibility for various control circuit designs.
• Space Optimization: Its S00 size allows for efficient use of panel space.
• Cost-Effective Reliability: A durable component that delivers consistent performance and reduces downtime.

Order Now

While the Siemens SIRIUS 3RH1140-1BB40 is a phased-out model, its legacy of reliability and robust performance is undeniable. For those seeking to integrate this specific model into existing systems or as a replacement part, its proven capabilities make it a valuable acquisition. However, for new installations or upgrades, we highly recommend considering its enhanced successor, the Siemens SIRIUS 3RH2140-1BB40, which offers advanced features and compatibility for modern industrial requirements. Explore our selection to find the ideal contactor relay solution for your needs today!