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Siemens Contactor Relay 220V DC Coil, 10 A Contact Current, 4 NO, 600 V DC, 690 V AC 3RH2440-1BM40
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Function | Straight |
| Length | 90mm |
| Model | 3RH2440-1BM40 |
| Depth | 57.5mm |
| Width | 73mm |
| Mount Type | DIN Rail |
| Series | 3RH2 |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw |
| Standards/Approvals | UL/CSA, IEC 60947-5-1, IEC 60529 |
| Contact Voltage | 600, 690V dc |
| Coil Voltage | 220V dc |
| Normal State Configuration | 4 NO |
| Contact Current | 10A |
| Number of Auxiliary Contacts | 4 |
| Auxiliary Contact Configuration | 4 NO |
| Operational Current Ie | 10A |
| Control Circuit Voltage Uc | 220V dc |
| Pole and Throw Configuration | 4 |
Key Features
- Equipped with a coil voltage of 220V DC for stable operation.
- Capable of handling contact voltages of 600 V DC and 690 V AC.
- Designed with 4 normally open (NO) contacts for enhanced load control.
- Includes 4 auxiliary contacts with screw-type terminals for secure connections.
- Suitable for DIN rail mounting with a compact dimension of 90mm length and 57.5mm depth.
- Operates reliably within a temperature range from -25°C to 60°C.
- Complies with IEC 60947-5-1, IEC 60529 standards and UL/CSA approvals.
- Ideal for industrial automation and control systems requiring robust relay switching.
Product Description
Siemens 3RH2440-1BM40 is a high-quality contactor relay designed with a 220V DC coil and supports an operational current of 10 A through its 4 normally open contacts. This relay is tailored for industrial automation, control gear, and electrical applications requiring reliable and precise switching capabilities.
The device features a straight function with 4 NO configuration and includes 4 auxiliary contacts configured as normally open. Terminals use screw types to ensure firm and dependable wiring connections. With a compact build measuring 90mm in length, 73mm in width, and 57.5mm in depth, it's suited for DIN rail mounting systems facilitating easy installation and maintenance.
It operates efficiently within a broad temperature range of -25°C to 60°C, making it suitable for diverse industrial environments. The relay meets multiple international standards including IEC 60947-5-1 and IEC 60529, along with UL/CSA approvals, underlining its safety and performance credentials.
Additional features include compatibility with voltage peaks through RC elements, varistors, diodes, or diode assemblies which can be connected for damping opening surges. The relay supports expansion via snap-on auxiliary switch blocks to extend contact capabilities as needed in complex control systems.
This Siemens contactor relay is ideal for use in industrial automation, manufacturing equipment control, HVAC systems, and other applications that demand precise and stable control switching performance. Its robust German manufacturing ensures durability and long-term operation reliability.
Equipped with a 220V DC coil for efficient control circuit operation. Handles contact currents up to 10 A with 4 normally open contacts. Suitable for 600 V DC and 690 V AC contact voltages, providing flexibility in application.
Compact DIN rail mount design simplifies installation and integration. Wide operational temperature range from -25°C to 60°C for versatile industrial usage. Certified under IEC 60947-5-1, IEC 60529, and UL/CSA standards for quality assurance.
Includes 4 screw-type auxiliary contacts for auxiliary functions and secure wiring. Designed with a straight contact function and 4 pole configuration. Manufactured in Germany to meet high industry standards. Explore more Siemens Contactor Relays and other quality automation components at EnvMart to optimize your industrial control solutions.
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Frequently Asked Questions
The coil voltage of this model is 220V DC, designed for stable operation in control circuits.
It can handle a maximum contact current of 10 A, making it suitable for various electrical applications.
This contactor relay is equipped with 4 normally open (NO) contacts, allowing for enhanced load control.
The dimensions of this unit are 90mm in length, 73mm in width, and 57.5mm in depth, making it compact for installation.
It operates reliably within a temperature range of -25°C to 60°C, suitable for diverse industrial environments.
It complies with IEC 60947-5-1, IEC 60529 standards, and has UL/CSA approvals, ensuring safety and performance.
This model is designed for DIN rail mounting, facilitating easy installation and integration into control systems.
It features screw-type terminals, ensuring secure and dependable wiring connections.
Yes, it includes 4 auxiliary contacts configured as normally open, which can be used for additional functions.
This relay is capable of handling contact voltages of 600 V DC and 690 V AC, providing flexibility in applications.
The relay operates with a straight function configuration, tailored for reliable and precise switching capabilities in industrial applications.
It is manufactured in Germany, adhering to high industry standards for quality assurance.
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