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3RH2122-2JB40
Siemens 3RH2122-2JB40 available at EU Automation. Get in touch today for a quick price.
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3RH2122-2JB40 is a high-performance coupling contactor relay designed for efficient switching of auxiliary circuits. This robust component is part of the renowned SIRIUS series, known for its reliability and durability in industrial applications. Featuring a compact Size S00 design, it integrates seamlessly into various control systems, making it ideal for use with PLC outputs. The relay operates on a 24 V DC control supply voltage and includes an integrated diode for surge suppression, ensuring stable performance. With a configuration of 2 normally open (NO) and 2 normally closed (NC) contacts, it offers versatile switching capabilities. The 3RH2122-2JB40 is engineered to withstand demanding conditions, with an operational temperature range from -25 to +60 degrees Celsius and a mechanical service life of up to 30 million operating cycles. Its high insulation voltage of 690 V and surge voltage resistance of 6 kV provide enhanced protection and reliability. This coupling contactor relay is an excellent choice for those seeking a dependable solution for managing auxiliary circuits in various industrial settings.
| Specification | Description |
|---|---|
| Part Number | 3RH2122-2JB40 |
| Manufacturer | Siemens |
| Control Voltage | 24 V DC |
| Ambient Temperature | Operates efficiently between -25°C and +60°C, ensuring reliability in various environmental conditions. |
| Installation Altitude | Suitable for installation up to 2,000 meters above sea level, making it versatile for different geographical locations. |
| Switching Frequency | Capable of handling up to 10,000 operations per hour for both AC and DC, providing high performance in demanding applications. |
| Auxiliary Contacts | Equipped with 2 normally open (NO) and 2 normally closed (NC) contacts, offering flexibility in control circuit configurations. |
| Power Consumption | The magnet coil has a closing and holding power of 2.8 W, ensuring energy-efficient operation. |
| Delay Times | Features a closing delay of 30 to 100 ms and an opening delay of 7 to 13 ms, allowing for precise control timing. |
| Arcing Time | Designed with an arcing time of 10 to 15 ms, enhancing the safety and longevity of the device. |
| Surge Suppressor | Integrated with a diode surge suppressor to protect against voltage spikes, ensuring the longevity of the control system. |
| Operating Current | Supports a maximum operating current of 10 A at AC-12, with varying capacities at different voltages (10 A at 230 V, 3 A at 400 V, 2 A at 500 V, and 1 A at 690 V), making it suitable for diverse applications. |
What type of relay is this part?
This part is a coupling contactor relay designed for switching auxiliary circuits.
What is the voltage rating for the control supply?
The control supply voltage for this part is rated at 24 V DC.
What is the mechanical service life of this relay?
The mechanical service life of this relay is typically 30,000,000 operating cycles.
What are the environmental conditions for operating this relay?
The relay can operate in ambient temperatures ranging from -25 to +60 °C and can be stored in temperatures from -55 to +80 °C.
What is the insulation voltage rating for this relay?
The insulation voltage with a degree of pollution 3 is rated at 690 V AC.
What is the surge voltage resistance of this relay?
The surge voltage resistance of this relay is rated at 6 kV.
How many auxiliary contacts does this relay have?
This relay has 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts.
What is the size designation of this relay?
The relay is designated as size S00.
What is the power loss for this relay at the rated current?
The typical power loss for this relay at the rated current without load current share is 2.8 W.
What is the maximum installation altitude for this relay?
The maximum installation altitude for this relay is 2,000 metres above sea level.
- Used in industrial automation systems for controlling auxiliary circuits.
- Suitable for integration with PLC outputs for efficient control operations.
- Commonly employed in manufacturing plants for switching and controlling electrical circuits.
- Utilized in machinery for ensuring reliable operation of auxiliary functions.
- Ideal for applications requiring high mechanical endurance and frequent switching.
- Used in environments where compact and efficient relay solutions are needed.
- Suitable for use in systems requiring a coupling contactor relay with integrated diode for surge protection.
- Employed in electrical panels for managing auxiliary contacts in various industrial applications.
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
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