M9220-GGx-3 Proportional Electric Spring Return Actuators Installation Instructions
14
Technical Specifications
M9220-GGx Proportional Electric Spring Return Actuators (Part 1 of 2)
Power Requirements
AC 24 V (AC 19.2 to 30 V) at 50/60 Hz: Class 2 (North America) or SELV
(Europe), 15.5 VA running, 7.7 VA holding position;
DC 24 V (DC 21.6 to 26.4 V): Class 2 (North America) or SELV
(Europe), 6.7 W running, 2.9 W holding position
Transformer Sizing Requirements
20 VA minimum per actuator
Input Signal/Adjustment
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
Voltage Input: 100,000 ohms;
Current Input: 500 ohms with Field Furnished 500 ohm resistor
Feedback Signal
DC 0 (2) to 10 V for desired rotation range up to 90°;
Corresponds to rotation limits, 1 mA maximum
Auxiliary Switch Rating
GGC Models
Two Single-Pole, Double-Throw (SPDT), double-insulated switches with
gold flash 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:
Side A, actuator face away from damper for CCW spring return;
Side B, actuator face away from damper for CW spring return
Running and Spring Return Torque
177 lb·in (20 N·m) for a single actuator;
354 lb·in (40 N·m) for two like models mounted in tandem
531 lb·in (60 N·m) for three like models mounted in tandem
Rotation Range
Adjustable from 30 to 90° CW or CCW with optional
M9220-603 Adjustable Stop Kit; mechanically limited to 90°
Rotation Time
Power On
(Running)
150 seconds for 0 to 177 lb·in (0 to 20 N·m) at all operating conditions;
independent of load
90 seconds for 0 to 177 lb·in (0 to 20 N·m) in calibration mode or override
mode
Power Off
(Spring
Returning)
11 to 15 seconds for 0 to 177 lb·in (0 to 20 N·m) at room temperature;
35 seconds maximum for 0 to 177 lb·in (0 to 20 N·m) at -22°F (-30°C)
130 seconds maximum for 0 to 177 lb·in (0 to 20 N·m) at -40°F (-40°C)
Cycles
60,000 full stroke cycles; 1,500,000 repositions
Audible Noise Rating
Power On
(Running)
<45 dBA at 39-13/32 in. (1 m)
Power On
(Holding)
<20 dBA at 39-13/32 in. (1 m)
Power Off
(Spring
Returning)
<55 dBA at 39-13/32 in. (1 m)
Electrical Connections
Actuator
(All Models)
48 in. (1.2 m) halogen-free cable with 18 AWG (0.75 mm
2
) wire leads
Auxiliary
Switches
(GGC Models)
48 in. (1.2 m) halogen-free Cable with 18 AWG (0.75 mm
2
) wire leads
Conduit Connections
Integral connectors for 3/8 in. (10 mm) flexible metal conduit
