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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH2244-1BB40 |
| Alternative Part Number | 3RH22441BB40 |
| Manufacturer | Siemens |
| Product Type | Contactor Relay |
| Contact Configuration | 4 Normally Open (NO) / 4 Normally Closed (NC) |
| Rated Current | 10 A |
| Control Voltage | 24 V dc |
| Size | S00 |
| Terminal Type | Screw Terminal |
| Auxiliary Switch | Permanent |
| Suitable Applications | For SUVA applications |
| Insulation Voltage | Rated at 690 V with degree of pollution 3 |
| Installation Altitude | Maximum 2,000 m above sea level |
| Ambient Operating Temperature | -25 to +60 °C during operation |
| Storage Temperature | -55 to +80 °C |
| Shock Resistance | At DC: 10g / 5 ms, 5g / 10 ms (rectangular impulse), 15g / 5 ms, 8g / 10 ms (sine pulse) |
| Impulse Voltage Resistance | Rated value 6 kV |
| Mechanical Operating Cycles | Typical 10,000,000 |
| Protection Class | IP20 on the front |
| Degree of Pollution | 3 |
| Commodity Code | 85364900 |
The Siemens 3RH2244-1BB40 is a meticulously engineered contactor relay that serves as a crucial component in a wide array of industrial control systems. Designed for reliability and durability, this contactor relay boasts a configuration of 4 normally open (NO) and 4 normally closed (NC) contacts, making it highly versatile for various switching applications.
With a rated operational current of 10 A and a control supply voltage of 24 V DC, this device is suitable for low voltage control circuits and is housed in a compact size S00 enclosure. The screw terminal connections ensure a secure and stable installation, while the built-in permanent auxiliary switch enhances its functionality for specialised applications.
Crafted to meet the rigorous standards of the industry, the 3RH2244-1BB40 contactor relay is equipped with finger-safe protection and an IP20 rating on the front, providing a degree of protection against solid objects. It operates within an ambient temperature range of -25 to +60°C, ensuring consistent performance even in challenging environments.
The mechanical service life of this contactor relay is impressive, with up to 10 million operating cycles, signifying its ability to withstand the demands of frequent switching. Its shock resistance and impulse voltage resistance are testament to its robustness, making it a reliable choice for industrial applications.
The Siemens 3RH2244-1BB40 is an essential component for professionals seeking a high-quality, dependable solution for controlling electrical circuits within industrial automation systems. Its design and construction reflect a commitment to excellence and efficiency, making it a valuable addition to any control system.
Commonly Asked Questions
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Frequently Asked Questions
What type of device is this Siemens contactor relay?
This Siemens contactor relay is an electromechanical switching device, featuring 4 normally open (NO) and 4 normally closed (NC) contacts, designed for controlling electrical circuits.
Can this contactor relay be used in safety applications?
Yes, this contactor relay is suitable for safety applications, as it comes with a permanent auxiliary switch and is designed for SUVA applications.
What is the rated control supply voltage for this contactor relay?
The rated control supply voltage for this contactor relay is 24 V DC.
What is the size classification of this contactor relay?
This contactor relay is classified as size S00, which is a compact size suitable for various industrial applications.
What type of terminals does this contactor relay have?
This contactor relay is equipped with screw terminals, which provide a secure and reliable connection for wiring.
What is the maximum operating current for the auxiliary contacts at AC-12?
The maximum operating current for the auxiliary contacts at AC-12 is 10 A.
What is the insulation voltage rating for this contactor relay?
The insulation voltage rating for this contactor relay is 690 V, with a degree of pollution 3.
What is the mechanical service life of this contactor relay?
The mechanical service life of this contactor relay is typically around 10 million switching cycles.
What are the ambient temperature limits for operating this contactor relay?
The ambient temperature range for operating this contactor relay is between -25 °C and +60 °C.
What protection class does this contactor relay have on the front?
The front of this contactor relay has a protection class of IP20, indicating protection against solid objects larger than 12.5 mm but not against liquids.
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.
