Siemens SKD82.51U Valve Actuator, the Flowrite SKD Valve Actuator is used with Flowrite and other standard valves with a 3/4-inch stroke. This electronic valve actuator requires a 24 Vac supply to provide floating control of the valve. Normally closed and 3-way upper port nominal force is 225 lb-in (1000N); normally open and 3-way bypass port is 258 lb-in (1150N). Other features of this valve actuator include automatic stroke calibration, manual override, die-cast aluminum housing, and spring return functionality.
Positioning force: 1000 N
Fail Safe: Yes, Spring Return
Control signal: Floating
Positioning time: 120 s
Ambient temperature, operation: -15…50 °C
Operating voltage: 24 VAC @ 50/60 Hz
Power consumption: 14 VA
Medium temperature: -25…150 °C (5…130 ºF)
Stroke: 20 mm
Mounting position: NEMA 1 (interior only), Upright
Degree of protection: IP54
Dimensions (W x H x D): 11.81 x 5 x 6.65 in
Approval: UL Listed
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