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Siemens 3RH2 Contactor Relay Coupling Relay 10 A 110V DC 4 NO Contacts 600V DC 690V AC 3RH2140-2KF40
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Function | Coupling Contactor Relay |
| Length | 45mm |
| Model | 3RH2140-2KF40 |
| Depth | 69.5mm |
| Width | 73mm |
| Mount Type | DIN Rail |
| Series | 3RH2 |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -25°C |
| Terminal type | Spring Loaded |
| Contact Voltage | 600, 690V 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 | 110V dc |
| Contactor Application | Coupling Relay |
| Pole and Throw Configuration | 4 |
Key Features
- Operates reliably at a contact voltage of 600V and 690V DC with 4 normally open contacts.
- Equipped with spring-loaded terminals for secure connections.
- Supports DIN Rail mounting for easy installation.
- Designed for temperatures from -25°C up to 60°C.
- Complies with multiple international standards including IEC 60947 and UL/CSA certifications.
- High contact stability at low voltages and current, suitable for solid-state circuits.
- Includes 4 auxiliary contacts with NO configuration.
- Compact form factor with dimensions length 45mm, width 73mm, and depth 69.5mm.
Product Description
Siemens 3RH2140-2KF40 Contactor Relay is a coupling relay designed for demanding industrial and automation applications requiring reliable switching of electrical loads. It supports an operational current of 10 A and is controlled at 110 V DC, making it suitable for precise control circuits in manufacturing, electrical automation, and control gear systems.
This contactor relay operates at high contact voltages of 600 V DC and 690 V AC, providing stable performance across a wide voltage spectrum. It features 4 normally open (NO) contacts along with 4 auxiliary contacts and is designed for DIN rail mounting ensuring convenient panel integration.
The product includes spring-loaded terminals to guarantee secure and vibration-resistant electrical connections even in harsh environments. It is climate-proof and finger safe, complying with international standards such as IEC 60947 series, UL/CSA, ISO 13849-1, and others to ensure safety and electromagnetic compatibility.
Its compact dimensions (length 45 mm, width 73 mm, depth 69.5 mm) allow for space-efficient installations. Suitable for operating temperatures ranging from -25°C up to 60°C, this contactor relay is engineered to maintain performance in diverse industrial conditions.
Operates at contact voltage levels of 600 V DC and 690 V AC. Equipped with 4 normally open contacts and 4 auxiliary NO contacts. Mounts easily on DIN rails with spring-loaded terminal connections. Supports an operational current of 10 A with high contact stability.
Engineered for wide temperature ranges from -25°C to +60°C. Meets multiple international standards for industrial safety and reliability. Manufactured in Germany ensuring premium build quality. Compact design optimizes panel space usage.
Special features include protection against voltage peaks using RC elements, varistors, and diode assemblies.
This Siemens contactor relay set is ideal for industrial, automation, manufacturing, HVAC, and electrical control applications that demand dependable performance with compliance to global standards. It enhances operational safety and reliability in complex electrical control systems.
Explore more quality products in the Contactor Relay category on EnvMart to find compatible industrial automation solutions tailored to your requirements.
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Frequently Asked Questions
The Siemens 3RH2140-2KF40 contactor relay supports an operational current of 10 A.
This model operates at contact voltage levels of 600 V DC and 690 V AC.
It features 4 normally open (NO) contacts along with 4 auxiliary contacts, also configured as NO.
The contactor relay is designed for operating temperatures ranging from -25°C to +60°C.
It is equipped with spring-loaded terminals for secure and vibration-resistant connections.
This unit is designed for DIN rail mounting, allowing for easy installation in control panels.
The dimensions of this contactor relay are 45 mm in length, 73 mm in width, and 69.5 mm in depth.
It complies with multiple international standards including IEC 60947 and UL/CSA certifications.
The Siemens 3RH2140-2KF40 is designed as a coupling contactor relay for reliable switching of electrical loads.
It includes features for protection against voltage peaks using RC elements, varistors, and diode assemblies.
This contactor relay is manufactured in Germany.
This model belongs to the 3RH2 series of contactor relays.
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