Siemens GMA221.1U Damper Actuator


Siemens GMA221.1U Damper Actuator, Spring Return, 62 lb-in (7 Nm), 120 Vac, 2-position Control, 90 sec Run, 3ft cable.

Availability: 1 in stock

Siemens GMA221.1U Damper Actuator, rotary, spring return, 62 lb-in (7 Nm), 120 Vac, 2-position control, 90 sec run time.

Torque: 62 lb-in
Angular rotation: 90°
Fail Safe: Yes, Spring Return
Control Signal: 2-Position
Positioning time: Open:90 s, Close:15 s
Position feedback: No
Operating voltage: 120 VAC @ 50/60 Hz
Power consumption: Running and Holding: 7 VA / 5 W
Ambient humidity, operation: 95 % r.h.
Auxiliary switch: None
Cable length: 3 ft
Material, housing: Die-cast aluminum alloy enclosure
Degree of protection: NEMA 1 / IP54
Dimensions (W x H x D): 3.25 x 8.38 x 2.38 in


Product Datasheet / Manual / Installation Instruction documents are provided below:


Submittal Sheet

Installation Instructions



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Weight 2.44 lbs
Dimensions 3.25 × 2.5 × 8.5 in
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