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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH1131-2KB40 |
| Alternative Part Number | 3RH11312KB40 |
| Manufacturer | Siemens |
| Product Type | Contactor Relay |
| Contact Configuration | 3 Normally Open (NO) / 1 Normally Closed (NC) |
| Rated Current | 10 A |
| Power Consumption | 2.3 W |
| Control Supply Voltage | 24 V dc |
| Size of Contactor | S00 |
| Protection Class | IP20 on the front |
| Insulation Voltage | 690 V with degree of pollution 3 |
| Ambient Operating Temperature | -25 … +60 °C |
| Contact Reliability | One incorrect switching operation of 100 million switching operations (17 V, 1 mA) |
| Mechanical Operating Cycles | 30,000,000 typical |
| Pull-in Power | 2.3 W for DC |
| Holding Power | 2.3 W for DC |
| Surge Suppressor | With varistor |
| Mounting Type | Screw and snap-on mounting |
| Width | 45 mm |
| Height | 60 mm |
| Depth | 73 mm |
| Connection Type | Cage Clamp terminals |
| Certifications | CSA, UL, CCC, GL, LRS, BV, DNV, RMRS, RINA |
The Siemens 3RH1131-2KB40 is a high-quality contactor relay designed for efficient control within industrial applications. This compact and robust component is engineered to facilitate seamless integration into various control systems, offering a reliable solution for switching motors and other loads. With a configuration of 3 normally open (NO) and 1 normally closed (NC) contacts, it provides versatility for a range of circuit designs.
Rated for 10 A and equipped with a 24 V dc control supply voltage, the 3RH1131-2KB40 ensures consistent performance with a low power consumption of just 2.3 W. The inclusion of a varistor for surge suppression enhances the durability of the relay by protecting against voltage spikes, thus extending the lifespan of both the relay and the overall system.
The device's Cage Clamp connection technology simplifies installation, offering a secure and maintenance-free connection that is both time-saving and reliable. With a size S00 footprint, it is compact enough to fit in tight spaces while still providing easy access for wiring and adjustments.
Designed to meet the demands of modern industrial environments, the Siemens 3RH1131-2KB40 contactor relay is a testament to Siemens' commitment to quality, reliability, and innovation in control technology. Whether used in manufacturing, automation, or other industrial settings, this contactor relay is an excellent choice for professionals seeking a dependable and efficient component for their control systems.
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Frequently Asked Questions
What is the contact configuration of this contactor relay?
The contactor relay has a contact configuration of 3 normally open (NO) contacts and 1 normally closed (NC) contact.
What is the rated operating current for this device?
The rated operating current for the contactor relay is 10 A.
Can this contactor relay be used in a DC control circuit?
Yes, this contactor relay is designed for use with a DC control circuit, with a rated control supply voltage of 24 V dc.
What is the power consumption of the coil?
The coil of the contactor relay consumes 2.3 W of power.
What type of surge suppression does this contactor relay include?
This contactor relay includes a built-in varistor for surge suppression.
What is the insulation voltage rating for this device?
The insulation voltage rating for this contactor relay is 690 V, with a degree of pollution 3.
What are the ambient temperature limits for operating this contactor relay?
The contactor relay can operate within an ambient temperature range of -25 °C to +60 °C.
What is the mechanical operating life expectancy of this contactor relay?
The mechanical operating life expectancy is typically around 30 million operating cycles.
What type of terminal connection does this contactor relay have?
The contactor relay features Cage Clamp connection terminals.
What certifications does this contactor relay hold?
The contactor relay holds certifications from CSA, UL, CCC, GL, LRS, BV, DNV, RMRS, and RINA.
Part conditions explained
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Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
