SRD05 series damper actuator is driven by bi-directional AC motor. It has different torque: 4N.m.

Power supply	24VAC, 110VAC, 120VAC, 220VAC, 230VAC, 50/60Hz
Rotating angle	90°＜Mechanical limitation ≤95°
Protection class	IP40
Working ambient temperature	0~60℃ (32~140℉)
Working ambient humidity	10~90% RH no condensation
Storage temperature	-20~65℃ (-68~149℉)
Usage life	≥60000 cycles
Auxiliary micro-switch (KA)	250VAC, 3A for optional
Torque (N.m/lb.in.)	4/35
Operation time (s)	108
Power consumption (VA)	6(4)
Control signal	1. ON/OFF 2. Floating 3. Modulating, 0(2)~10V or 0(4)~20mA DC and 0~10V DC feedback signal