Reliable Starting: Designed for 230V single phase operation with high starting torque capabilities

corrosion-resistant materials to withstand the high-heat

Enhances the overall safety and performance of AERCO hydronic systems

this 3210927N sensor is a standard replacement for models that reference this specific SPX Flow part number

Use shielded cable for runs over 100 feet to maintain signal integrity

Siemens Industrial Controls 3UG5616-1CR20 Relay 320788-704 Reliable Starting: Designed for 230VThe 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