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Specification & Description
The Siemens 3RH1122-1AP00 is a robust contactor relay designed for a wide range of industrial applications. This model features a configuration of 2 normally open (NO) and 2 normally closed (NC) contacts, making it versatile for various control circuit arrangements. With a current rating of 10 A, it is capable of handling moderate power loads while maintaining reliable performance.
Engineered for AC control systems, this contactor relay operates at a control supply voltage of 230 V AC at both 50 and 60 Hz, ensuring compatibility with standard industrial power supplies in the UK and beyond. The relay boasts an apparent pick-up power of 27 VA and a holding power of 4.6 VA, which contributes to its energy-efficient operation.
The compact size S00 of this contactor relay allows for space-saving installation, and its screw connection terminals provide secure and straightforward wiring. The device is rated at an insulation voltage of 690 V with a degree of pollution 3, and it has a surge voltage resistance rated value of 6 kV, ensuring it can withstand challenging industrial environments.
With a mechanical service life of up to 30 million switching cycles, the Siemens 3RH1122-1AP00 is built to last, reducing the need for frequent replacements and maintenance. Its protection class IP20 on the front offers a basic level of protection against solid objects, making it suitable for use in control panels and equipment enclosures.
This contactor relay is a reliable choice for engineers and technicians looking for a high-quality component that offers both flexibility and durability in their electrical control systems.
Commonly Asked Questions
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Frequently Asked Questions
What are the contact configurations for this contactor relay?
The contactor relay features 2 normally open (NO) and 2 normally closed (NC) contact configurations, providing flexibility for various circuit designs.
Can this contactor relay be used in different voltage systems?
Yes, the contactor relay is designed for a control supply voltage of 230 V AC at both 50 and 60 Hz, making it suitable for use in different voltage systems that match these specifications.
What is the insulation voltage rating for this contactor relay?
The insulation voltage rating for the contactor relay is 690 V, with a degree of pollution 3, ensuring safe operation under specified conditions.
What is the size of this contactor relay?
This contactor relay is of size S00, which is a compact size that allows for efficient use of space in electrical panels.
What is the IP rating of this contactor relay?
The contactor relay has an IP20 protection class rating on the front, indicating protection against solid objects larger than 12.5 mm but not against liquids.
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, ensuring reliability across a wide range of environmental conditions.
How many mechanical operating cycles can this contactor relay withstand?
The contactor relay has a mechanical service life of typically 30 million operating cycles, which indicates its durability and longevity in applications.
What is the maximum installation altitude for this contactor relay?
The maximum installation altitude for the contactor relay is 2,000 meters above sea level, allowing it to be used in various geographical locations without compromising its performance.
What is the significance of the B10 value for this contactor relay?
The B10 value indicates the number of operating cycles until 10% of the devices of this type are expected to fail due to contact wear, which is 1 million cycles with a high demand rate according to SN 31920, with 0.3 x Ie.
What type of connections does this contactor relay support?
This contactor relay supports screw connections, which provide a secure and reliable means of connecting the relay to the circuit.
