Install Instructions

Technical Instructions OpenAir GMA Series, Spring Return, 62 lb-in Rotary, Electronic Damper Actuators
Document Number 155-315P25
March 6, 2018
Page 2 Siemens Industry, Inc.
Product Numbers
Table 1.
Product
Number
Operating
Voltage
Control Cables
Built-In Control
Options
24 Vac ±20%
24 Vdc ±15%
120 Vac ±10%
Modulating 0 to 10 Vdc
Modulating 2 to 10 Vdc
Floating
2-position
Standard
Plenum
Position Feedback
Dual Auxiliary Switches
Offset 0 to 5 Vdc
Span 2 to 30 Vdc
Input Signal Inversion
(Direct or Inverse Acting)
Feedback Signal Inversion
GMA121.1U
GMA121.1P
GMA121.1P/B
GMA126.1U
GMA126.1P
GMA221.1U
GMA226.1U
GMA131.1U
GMA131.1P
GMA132.1U
GMA136.1U
GMA151.1U
GMA151.1P
GMA156.1U
GMA156.1P
GMA161.1U
GMA161.1P
GMA163.1U
GMA163.1P
GMA164.1U ● ●
GMA166.1U
GMA166.1P
Specifications
Power Supply
24 Vac/24 Vdc
Operating voltage 24 Vac
±
20%; 24 Vdc
±
15%
Frequency 50/60 Hz
Power consumption
running (GMA 12x, 13x, 15x, 16x) 5 VA/3.5W
holding (GMA 12x, 13x, 15x, 16x) 4 VA/3W
Equipment rating Class 2, in accordance with UL/CSA
Class III per EN 60730
Power Supply
120 Vac
Operating voltage 120 Vac
±
10%
Frequency 50/60 Hz
Power consumption
running and holding (GMA 22x) 7 VA/5W