Siemens SIRIUS 3RU2 Thermal Overload Relay 1 NO/1 NC, 8A F.L.C, 3A Contact Rating, 6W Power 3RU2116-1HC1

Siemens 3RU2116-1HC1 Thermal Overload Relay from the SIRIUS 3RU2 series is a compact and reliable device designed to protect motors from overload conditions. With an 8A full load current rating and 3A relay contact current, this thermal overload relay provides accurate current-sensitive protection to ensure motor longevity and system safety.

Featuring a 1 NO and 1 NC contact arrangement, it facilitates flexible control circuits. The adjustable current range between 5.5 and 8 A allows precise setting for various motor loads. This relay supports both automatic and manual reset options, catering to different operation preferences.

Its DIN rail mountability, along with compact dimensions (79.5 mm width, 45 mm length, and 101.9 mm depth), makes it suitable for space-constrained industrial control panels. The device operates reliably under temperatures ranging from -40°C to 70°C and boasts an IP20 rating for protection against solid foreign objects.

Designed in Germany, the relay complies with stringent international standards including IEC 60529, IEC 61508, CSA, and UL. It incorporates user-friendly features such as a STOP button, switch position indicator, and a test function to enhance operational convenience. The 3RU21 thermal Overload Relay series offers high impulse voltage resistance up to 6 kV and insulation voltage of 690V, ensuring robust performance in demanding industrial settings.

This product is optimized for use with Siemens Sirius Size S0 and S00 contactors, making it ideal for industrial automation, manufacturing plants, HVAC systems, and electrical motor protection applications. Note that screw terminals are exclusive to screw terminal models, and spring terminals are for spring terminal models only.

Warning: This product is currently in obsolescence mode and scheduled for discontinuation. Features 1 NO and 1 NC contact configuration for versatile control. Adjustable current range from 5.5 to 8 A for precise overload protection.

Supports both automatic and manual reset methods to suit operational needs. Designed for DIN rail mounting with compact dimensions. Temperature operating range from -40°C to 70°C ensuring robust performance. IP20 ingress protection rating suitable for industrial environments.

Conforms to IEC 60529, IEC 61508, CSA, and UL standards for safety and reliability. Includes STOP button, switch position indicator, and test function for ease of use. Explore the extensive Siemens product range and industrial automation solutions available at EnvMart for optimized performance and reliability.