Product Overview

Technical Instructions OpenAir Spring Return 20 lb-in, Rotary GQD Series, Electric Damper Actuators
Document Number 155-760
June 23, 2008
Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models as
design improvements are introduced. OpenAir is a trademark of Siemens Building Technologies, Inc. Product or company names mentioned herein
may be the trademarks of their respective owners. © 2008 Siemens Building Technologies, Inc.
Siemens Building Technologies, Inc.
1000 Deerfield Parkway
Buffalo Grove, IL 60089-4513
U.S.A.
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Document No. 155-760
Country of Origin: US
Page 12
Dimensions
11/16
(18)
11/16
(18)
1-3/32
(28)
2-15/32
(63)
4-23/32
(120)
1/8
(~ 3)
3-3/4
(~ 95)
27/32
(22)
1/4
(6.7)
2-15/32
(63)
2-23/32
(69)
1/4
(6)
15/16
(~ 23.5)
5/16
(8)
6-5/8
(168)
7-3/32
(180)
25/32
(20)
o 3/16
(5)
EA1227R1
Figure 12. GQD Actuator and Mounting Bracket Dimensions in Inches (Millimeters).
11/16
(18)
11/16
(18)
1-3/32
(28)
2-15/32
(63)
5.5
(138.5)
1/8
(~ 3)
3-3/4
(~ 95)
27/32
(22)
1/4
(6.7)
2-15/32
(63)
2-23/32
(69)
1/4
(6)
15/16
(~ 23.5)
EA1256R1
Figure 13. GQD 221.1U Actuator Only, Dimensions in Inches (Millimeters).