STP73U | 24 Vac 2-position Electro Thermal, Normally Open Actuator for Zone Valves. | Siemens (OBSOLETE)

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24 Vac 2-position Electro Thermal, Normally Open Actuator for Zone Valves.

Electro thermal normally open actuator for 2-position and pulse width modulation control. With connecting cable for two wire connection. 24 Vac/dc; For valves with 1/10-inch (2.5 mm) stroke The 599 Series Zone Valves work with any SFA/P Series or SSA/P Series electric actuator, or with the STA/P73U Series thermic actuator (See Table 5). The actuators accept one of either 24 Vac or 120 Vac power supplies signal to provide two-position, three-position or 0 to 10 Vdc control. Typical applications include hot or chilled water for zones with radiators; floor heating via manifolds; fan coil units; cooling ceilings (Zone Valves); wall-mounted boilers (zone valves); and VAV applications.