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unexpected system alarms
and domestic hot water loops where mechanical reliability is paramount
Each unit is pre-lubricated to withstand the rigorous thermal demands of heating and cooling cycles
High-Pressure Range: Supports precise monitoring up to 450 PSI
Siemens Industrial Controls 3UG5616-1CR20 Relay 320788-702 unexpected system alarmsThe 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