GMA221.1U

Siemens Building Technologies Damper Actuators, OpenAir GMA Series

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Item Number GMA221.1U
Mfg Item Number GMA221.1U
Series OpenAir GMA
151.92
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gma221.1u Part Image

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gma221.1u Part Image

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Overview

Siemens Building Technologies

Damper Actuators, OpenAir GMA Series

Item# GMA221.1U - 2PT SR,120V,62LBIN

OpenAir GMA Series Information
  • Floating Control Models Available with Feedback Potentiometer
  • Small Actuator Footprint with 62 Lb.‑In. of Torque
  • All Modulating Types Contain Built‑In Feedback
  • Mechanical Range Adjustment Capability
  • Unique Self-Centering Shaft Coupling
  • Integral 1/2-Inch Conduit Connector
  • Bi-Directional Fail-Safe Spring Return
  • Brushless DC Motor Technology
  • Easily Visible Position Indicator
  • Manual Override
The OpenAir GMA Series Direct‑coupled, Spring Return Electronic Damper Actuators provide modulating, two position and floating control of building HVAC dampers. The OpenAir GMA Series Damper Actuators are ideal for constant or variable air volume installations for the control of return air, mixed air, exhaust, and face and bypass dampers that require up to 62 lb.‑in. of torque. The actuators are designed for applications where the damper is required to return to a fail‑safe position when there is a power failure. Models are available with either an appliance cable for wiring in conduit or a plenum‑rated cable.

Specifications

Item Number:  
GMA221.1U
Brand:
Siemens Building Technologies
Item Category:
Dampers
Subcategory:
Damper Actuators
Series:
OpenAir GMA
Control Signal:
Two Position (On/Off)
Torque Rating:
62 lb-in
Fail Safe Mode:
Spring Return
Nominal Timing:
90 Seconds
Nominal Supply Voltage:
120 VAC
Rotational Stroke (Deg):
90
Electrical Connections:
Cable
Feedback:
None
Mounting:
Direct Coupled
Shaft Size:
Square 1/4~1/2 in;Round 1/4~3/4 in
Shaft Rotation:
By Wiring
IP Rating:
Temperature Range:
-25 to 130 Degrees F
Internal Aux Switches:
0
NEMA Rating:
Manual Operation:
Manual Override
Shaft Adapter Type:
Self-Centering Clamping
Approvals:
UL;cUL
Power Consumed Holding:
7 VA
Power Consumed Driving:
7 VA
H x W x D:
9 in x 4.9 in x 3.2 in
  Net Weight:
2 lb 10 oz
  Gross Weight:
3 lb 10 oz

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