Siemens Industrial Controls 3UG5616-1CR20 Relay 320788-702 High-Pressure Range: Supports precise monitoring

High-Pressure Range: Supports precise monitoring up to 450 PSI

Each unit is pre-lubricated to withstand the rigorous thermal demands of heating and cooling cycles

Check the alignment of your fan shaft and verify that all set screws on the collars and pulleys are torqued according to manufacturer specs to prevent slippage

allowing for versatile wiring in either normally open or normally closed circuits to prove airflow or monitor filter status

This HVAC pillow block bearing utilized a 52100 steel insert with a black-oxide inner ring to enhance corrosion resistance in humid duct environments

Siemens Industrial Controls 3UG5616-1CR20 Relay 320788-702 High-Pressure Range: Supports precise monitoringThe Siemens SIRIUS 3UG5616 1CR20 is a high performance phase monitoring relay designed for precise diagnostics in industrial and HVACR environments. This digitally adjustable voltage monitoring relay provides comprehensive oversight for 3 phase systems, tracking phase sequence, failure, asymmetry, and frequency monitoring across a wide operating range of 90 to 690 V AC. As a successor to the legacy 3UG4 series, it incorporates an intuitive LCD display