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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH2122-1AF00 |
| Alternative Part Number | 3RH21221AF00 |
| Manufacturer | Siemens |
| Product Type | Contactor Relay |
| Contact Configuration | 2 Normally Open (NO) + 2 Normally Closed (NC) |
| Operating Voltage | 110 V AC |
| Frequency | 50 / 60 Hz |
| Size | S00 |
| Terminal Type | Screw Terminal |
| Insulation Voltage | 690 V AC with degree of pollution 3 |
| Surge Voltage Resistance | 6 kV |
| Protection Class | IP20 on the front |
| Shock Resistance | 7.3g / 5 ms, 4.7g / 10 ms with rectangular impulse; 11.4g / 5 ms, 7.3g / 10 ms with sine pulse |
| Mechanical Service Life | 30 million switching cycles |
| Auxiliary Switch | Yes |
| Degree of Pollution | 3 |
| Installation Altitude | Up to 2000 metres above sea level |
| Ambient Temperature Range | - |
| Product Approvals | EMC, KC |
| Safety Related Data | B10 value: 1 million with high demand rate; Proportion of dangerous failures: 40% with low demand rate, 73% with high demand rate |
| Product Function | Positively driven operation according to IEC 60947-5-1 |
| T1 Value for Proof Test | 20 years |
The Siemens 3RH2122-1AF00 is a high-quality contactor relay designed for a wide range of industrial applications. This component is essential for users in the UK looking for reliable and efficient switching operations within their electrical systems. With a configuration of 2 normally open (NO) and 2 normally closed (NC) contacts, it offers versatility for various control circuit arrangements.
Rated for 10 A and equipped with a control supply voltage of 110 V AC at both 50 and 60 Hz, this contactor relay is suitable for use in a multitude of environments, adhering to the demands of modern industry standards. The device is housed in a compact size S00 enclosure, ensuring it can be integrated into systems where space is at a premium without compromising on performance.
The screw terminal connection provides a secure and durable means of installation, ensuring a stable and reliable electrical connection. The part is also designed with an IP20 protection rating on the front, signifying a level of protection against solid objects, which helps to maintain the integrity and longevity of the device.
Engineered for endurance, the Siemens 3RH2122-1AF00 boasts an impressive mechanical service life, making it a cost-effective choice for businesses looking to minimise maintenance and replacement costs. Its robust construction and adherence to stringent quality standards make it a preferred choice for professionals seeking a dependable solution for their electrical control needs.
Commonly Asked Questions
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
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Frequently Asked Questions
What is the contact configuration of this Siemens contactor relay?
The contactor relay has a contact configuration of 2 normally open (NO) and 2 normally closed (NC) contacts.
Can this contactor relay be used with different supply voltages?
No, this contactor relay is specifically designed for a control supply voltage of 110 V AC at both 50 and 60 Hz.
What is the size of this contactor relay?
The contactor relay is of size S00, which is a compact size suitable for various applications.
What is the insulation voltage rating for this contactor relay?
The insulation voltage rating for this contactor relay, with a degree of pollution 3, is 690 V.
What is the IP protection class of this contactor relay?
The front of the contactor relay has an IP protection class of IP20.
What is the mechanical service life of this contactor relay?
The mechanical service life of the contactor relay is typically 30 million switching cycles.
What are the ambient temperature limits for operating this contactor relay?
The contactor relay can operate within an ambient temperature range of -25 to +60 degrees Celsius.
What is the maximum installation altitude for this contactor relay?
The maximum installation altitude for the contactor relay is 2000 meters above sea level.
How many switching cycles can this contactor relay perform without a load?
The contactor relay can perform up to 10,000 no-load switching cycles per hour at both AC and DC.
What are the dimensions of this contactor relay?
For detailed dimensions of the contactor relay, please refer to the technical datasheet or contact us for further assistance.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
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.
