M9220-GGA-3 Johnson Controls Actuator

UPC: 66201102361

The Johnson Controls M9220-GGA-3 Damper Actuator 20 NM SR; 20 NM SR DPR ACT 0(2) TO 10 VDC 24 VAC 50/60 HZ 24 VDC

M9220-GGA-3 Datasheet

Installation Guide

Catalog Page

Overview of M9220-GGA-3 Johnson Controls Actuator

The Johnson Controls M9220-GGA-3 is a proportional spring-return actuator engineered for precise damper and valve control in commercial HVAC systems. It provides smooth proportional modulation through a 0–10 V control signal, returning automatically to a default position when power is lost. With a torque rating of 177 in-lb (20 N·m), this actuator delivers reliable performance across a wide range of air-handling and ventilation applications.

Specifications

Key Features & Benefits

• Proportional 0–10 V control allows accurate damper positioning.

• Spring-return fail-safe ensures system protection during power loss.

• Direct-mount design eliminates the need for linkages or adapters.

• Rugged housing and reliable motor ensure long-term durability.

• Electronic stall detection protects internal components.

• Compact profile for flexible installation in tight spaces.

Applications

• Air handling units and ventilation systems

• Zone dampers in commercial HVAC systems

• Hydronic valve actuation for chilled or hot water loops

• Retrofit or new installations requiring spring-return safety

Installation & Maintenance

• Align the actuator with the damper shaft and tighten the clamping screw.

• Wire using a 0–10 V control signal and 24 V power supply.

• Check end-stop positioning during setup.

• Test spring-return operation regularly for safety compliance.

• Inspect the mounting hub and wiring annually for wear