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Siemens Other 3RK1901-1NR21

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3RK1901-1NR21

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The Siemens 3RK1901-1NR21 is a specialized cable module designed for AS Interface applications. It operates within a voltage range of 26.5 V to 31.6 V, thus ensuring compatibility with a variety of systems. With a load rating of 4A, this module efficiently manages contact currents while maintaining optimal safety standards.

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Technical specifications for 3RK1901-1NR21

ManufacturerSiemens
Product LineOther
Part Number3RK1901-1NR21
UPC040892547146
Weight0.13 lbs (0.06 kg)
SeriesCable Modules
ProductAS Interface
Min. Operating Voltage26.5 V
Max. Operating Voltage31.6 V
Connecting SystemInsulation Piercing
Connection TypeM12 Cable box 1m
Type of MountingScrew Mounting
Contacts Load Rating4A
Degree of ProtectionIP67
Maximum Ambient Temperature60 degrees Celsius
Minimum Ambient Temperature0 degrees Celsius
Operating Humidity80% (non-condensing)
Storage Humidity80% (non-condensing)
Maximum Operating Altitude1000 meters above sea level
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The 3RK1901-1NR21 model from Siemens represents a cable module tailored for AS Interface use. This unit operates with a minimum voltage of 26.5 V and a maximum voltage of 31.6 V, making it suitable for various installations. A notable feature is its contact load rating of up to 4A, which facilitates reliable current management.

Designed for easy installation, the 3RK1901-1NR21 employs an insulation piercing connecting system that streamlines wiring tasks, enhancing efficiency. The connection type is an M12 cable box which is 1 meter in length, providing flexibility in setup. Its mounting method is screw-based, contributing to a secure and stable installation.

The module offers an IP67 degree of protection, making it highly resistant to dust and water, allowing it to operate effectively even in challenging conditions. In terms of temperature tolerance, it functions well within a range from 0 to 60 degrees Celsius, while also accommodating an operating humidity of up to 80% (non-condensing). It is also compliant for storage under similar humidity conditions, ensuring reliability in varying environments. This cable module is rated for operation at altitudes of no more than 1000 meters above sea level, ensuring consistent performance in numerous applications.