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The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2013 Johnson Controls, Inc.
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M9208-xxx-x Series Electric Spring Return Actuators (Continued)
Technical Specifications
M9208-GGx-x Series Proportional Electric Spring Return Actuator (Part 1 of 2)
Power
Requirements
-GGx Models AC 24 V (AC 19.2 V to 28.8 V) at 50/60 Hz: Class 2 (North America) or Safety Extra-Low Voltage
(SELV) (Europe),
7.9 VA Running, 5.5 VA Holding Position
DC 24 V (DC 21.6 V to 28.8 V): Class 2 (North America) or SELV (Europe),
3.5 W Running, 1.9 W Holding Position
Minimum Transformer Size: 8 VA per Actuator
Input Signal /
Adjustments
-GGx Models Factory Set at DC 0 to 10 V, CW Rotation with Signal Increase;
Selectable DC 0 (2) to 10 V or 0 (4) to 20 mA with Field-Furnished 500 ohm 0.25 W Minimum Resistor;
Switch Selectable Direct or Reverse Action with Signal Increase
Control Input Impedance -GGx Models Voltage Input: 100,000 ohm
Current Input: 500 ohm with Field Furnished 500 ohm Resistor
Feedback Signal -GGx Models DC 0 (2) to 10 V for Desired Rotation Range up to 95°
Corresponds to Rotation Limits, 0.5 mA at 10 V Maximum
Auxiliary Switch
Rating
-xxC Models Two Single-Pole, Double-Throw (SPDT), Double-Insulated Switches with Gold over Silver Contacts:
AC 24 V, 50 VA Pilot Duty
AC 120 V, 5.8 A Resistive, 1/4 hp, 275 VA Pilot Duty
AC 240 V, 5.0 A Resistive, 1/4 hp, 275 VA Pilot Duty
Spring Return Direction Is Selectable with Mounting Position of Actuator:
Actuator Face Labeled A Is Away from Damper or Valve: CCW Spring Return
Actuator Face Labeled B Is Away from Damper or Valve: CW Spring Return
Rated Torque Power On
(Running)
70 lb·in. (8 N·m) All Operating Temperatures
Power Off
(Spring Returning)
70 lb·in. (8 N·m) All Operating Temperatures
Rotation Range Maximum Full Stroke: 95°
Adjustable Stop: 35° to 95° Maximum Position
Rotation Time
for 90 Degrees of
Travel
Power On
(Running)
150 Seconds Constant for 0 to 70 lb·in (8 N·m) Load, at all Operating Conditions
90 Seconds for 0 to 70 lb·in (8 N·m) Load in Calibration Mode or Override Mode
Power Off
(Spring Returning)
17 to 25 Seconds for 0 to 70 lb·in. (8 N·m) Load, at Room Temperature
22 Seconds Nominal at Full Rated Load
94 Seconds Maximum with 70 lb·in. (8 N·m) Load, at -40°F (-40°C)
Life Cycles 60,000 Full Stroke Cycles with 70 lb·in. (8 N·m) Load
1,500,000 Repositions with 70 lb·in. (8 N·m) Load
Audible Noise Rating Power On
(Running)
<35 dBA at 70 lb·in. (8 N·m) Load, at a Distance of 39-13/32 in. (1 m)
Power On
(Holding)
<20 dBA at a Distance of 39-13/32 in. (1 m)
Power Off
(Spring Returning)
<52 dBA at 70 lb·in. (8 N·m) Load, at a Distance of 39-13/32 in. (1 m)
Electrical Connections Models: GGx-3 48 in. (1.2 m) UL 758 Type AWM Halogen Free Cable with 18 AWG
(0.85 mm²) Conductors and .25 in. (6 mm) Ferrule Ends
Models: GGA-2 120 in. (3.05 m) UL 444 Type CMP Plenum Rated Cable with 19 AWG
(0.75 mm²) Conductors and .25 in. (6 mm) Ferrule Ends
Auxiliary Switches
(-xxC Models)
48 in. (1.2 m) UL 758 Type AWM Halogen Free Cable with 18 AWG
(0.85 mm²) Conductors and .25 in. (6 mm) Ferrule Ends
Conduit Connections Integral Connectors for 3/8 in. (10 mm) Flexible Metal Conduit
Mechanical
Connections
Round Shafts Range of Sizes: 5/16 to 5/8 in. (8 to 16 mm)
Square Shafts Range of Sizes: 1/4 to 1/2 in. (6 to 12 mm)
Enclosure Rating NEMA 2 (IP54) for all Mounting Directions
Ambient
Conditions
Standard Operating -40 to 140°F (-40 to 60°C); 90% RH Maximum, Noncondensing
Storage -40 to 185ºF (-40 to 85ºC); 95% RH Maximum, Noncondensing
Dimensions 6.33 x 3.90 x 2.26 in. (160.7 x 99 x 57.5 mm)