3RH2140-1BG40

Product Description

Home > Products > Siemens > Contactor Relays Need Siemens 3RH2140-1BG40? Contactor Relay for Industrial control systems, motor control centers. Supplied with full traceability and documentation.... Price & Availability This relay features 4 normally open (NO) and 1 normally closed (NC) contacts, providing versatile control logic for a wide range of applications. It operates with a 24V AC/DC coil, making it compatible with standard control voltages in industrial environments. The screw terminal connections ensure secure and easy wiring, while the compact design saves valuable panel space. Engineered for high performance, the 3RH2140-1BG40 offers a mechanical service life of up to 10 million switching operations, ensuring long-term durability. Its electrical endurance is rated for AC-15 utilization category, making it suitable for switching inductive loads such as contactors and relays. The device is designed to meet international standards including IEC 60947-1 and IEC 60947-5-1, guaranteeing compliance with global industrial requirements. This contactor relay is part of the Siemens SIRIUS product family, known for its modularity and ease of integration. It can be used in conjunction with a variety of accessories such as auxiliary switch blocks, surge suppressors, and timer modules, allowing for customized control solutions. Whether used in motor control centers, conveyor systems, or process control panels, the 3RH2140-1BG40 delivers dependable performance in demanding environments. The Siemens 3RH2140-1BG40 is a robust contactor relay from the SIRIUS series, designed for reliable switching and control in industrial automation systems. Basic Product Information 24V AC/DC coil for flexible control voltage Screw terminal connections for secure wiring Compact design for space-saving installation High mechanical endurance up to 10 million operations Suitable for AC-15 utilization category Modular SIRIUS design with accessory compatibility 4 normally open (NO) and 1 normally closed (NC) contacts Technical Specifications Version & Model Difference The Siemens 3RH2140 series includes various models with different contact configurations and coil voltages. The 3RH2140-1BG40 specifically has 4 NO + 1 NC contacts and a 24V AC/DC coil. Other versions may offer different coil voltages (e.g., 110V, 230V) or contact arrangements (e.g., 3 NO + 1 NC). The -1BG40 suffix indicates the specific coil and contact combination. All versions share the same compact design and modular accessories, but the electrical ratings may vary slightly depending on the coil voltage. Application Scenarios How many contacts does the 3RH2140-1BG40 have? It has 4 normally open (NO) contacts and 1 normally closed (NC) contact, providing a total of 5 contacts. What is the mechanical service life of this contactor relay? The mechanical service life is up to 10 million switching operations, ensuring long-term reliability. Is the 3RH2140-1BG40 compatible with Siemens SIRIUS accessories? Yes, it is part of the SIRIUS modular system and can be used with various accessories such as auxiliary switch blocks, surge suppressors, and timer modules. What is the coil voltage of the Siemens 3RH2140-1BG40? The coil voltage is 24V AC/DC, making it suitable for both AC and DC control circuits. Siemens 6ES7214-1BH50-0XB0 PLC CPU (Type-1) Siemens 6ES7231-4HF50-0XB0 Analog Input Module Siemens 6ES7231-5PD50-0XB0 Analog RTD Module Siemens 6ES7231-5QF50-0XB0 Analog TC Module (S7-1200) Siemens 6ES7233-4HF50-0XB0 Analog IO Module (SM 1234) Siemens 6ES7216-2BD23-0XB0 PLC CPU (Type-2) Siemens 6ES7223-1BH22-0XA0 PLC IO Module (Type-1) Siemens 6ES7223-5PH50-0XB0 PLC IO Module (Type-2)