Siemens Building Technology SSD81U Actuator R-448A enabling rapid swap-outs and maintenance

enabling rapid swap-outs and maintenance without breaking the pipe seal

Automatic Reset: Eliminates nuisance lockouts by automatically closing once the system returns to a safe temperature range

Can I use a pressure switch with a different WC rating if it looks the same

Thermal Management: Engineered with internal pressure relief valves to prevent damage during extreme operating conditions

Common Questions: Is the flange included with the 058582

Siemens Building Technology SSD81U Actuator R-448A enabling rapid swap-outs and maintenanceThe Siemens SSD81U Actuator is a 24V 3 position floating actuator engineered for precise control of Pressure Independent Control Valves (PICV). This non spring return (NSR) electromotoric actuator high torque performance, delivering 56 lbs (250 N) of nominal force to ensure accurate valve positioning in rigorous HVAC applications. Designed for seamless integration with 1 2 inch to 1 1 4 inch valves, it utilizes a direct coupled installation that