Siemens SSA Normally Closed Floating NSR Electronic Zone Valve Actuator (24 Vac)

The SSA/SSP Electronic Valve Actuator requires a 24 Vac power supply and receives a 0 to 10 Vdc signal or a floating control signal to control a valve. This actuator is designed to work with Zone Control Valves with a 1/10- inch (2.5 mm) stroke and a threaded valve bonnet that fits the actuator. Features: Direct-coupled installation without tools Manual Override with hex wrench Visual position indication