Siemens OpenAir GND Series user manual

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Technical Instructions


Document No. 155-746
EA GND-1
March 17, 2005
OpenAir™ GND Series Electronic Damper Actuator
UL Listed Fire/Smoke and Smoke Control Dampers
2-Position, 15-second Run Time,
15-second Spring Return Time




N474


Description
The OpenAir™ direct coupled, fast-acting, two-position, spring return electronic actuators
are available as 24 Vac/dc, 120 Vac, and 230 Vac models. They are intended for use on

UL listed smoke control dampers and combination fire/sm

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Technical Instructions OpenAir GND Series Electronic Damper Actuator UL Listed Fire/Smoke Control Dampers Document No. 155-746 March 17, 2005 Product Numbers G Direct-coupled Electronic Fire and Smoke Damper Actuator N Spring Return 53 lb-in (6 Nm) D 15 second run time 1 24 Vac/dc 2 120 Vac 3 230 Vac 2 2-position 1 Standard version 6 Two auxiliary switches .1 Fire and smoke shaft adapter U Assembled in USA /B Bulk pack 10 /F Electronic Fusible Link (EFL) connection /F/B

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OpenAir GND Series Electronic Damper Actuator UL Listed Fire/Smoke Control Dampers Technical Instructions Document No. 155-746 March 17, 2005 Operating voltage 24 Vac ±20% Specifications 24 Vdc +20%, -10% Power supply 120 Vac ±10% 230 Vac ±10% Frequency 50/60 Hz Power consumption 24 Vac/dc running 20 VA/12W holding 8 VA/6W Power Consumption 120 Vac/230 Vac running 20 VA holding 9 VA Running torque 53 lb-in (6 Nm) (minimum) Function Stall torque (minimum

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Technical Instructions OpenAir GND Series Electronic Damper Actuator UL Listed Fire/Smoke Control Dampers Document No. 155-746 March 17, 2005 Accessories Electronic Fusible Link (EFL) ASK79.165 (165°F (74°C) operation) ASK79.212 (212°F (100°C) operation) ASK79.250 (250°F (121°C) operation) ASK79.350 (350°F (177°C) operation) NOTE: Determine and order appropriate actuator before selecting EFL. Figure 1. Operation When power is applied, the actuator coupling moves toward t

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OpenAir GND Series Electronic Damper Actuator UL Listed Fire/Smoke Control Dampers Technical Instructions Document No. 155-746 March 17, 2005 Wiring All wiring must conform to NEC and local codes and regulations. Wire Designations RED Function Color (SUPPLY) Supply Red 24 Vac/dc Neutral Black M Ground Green BLACK GREEN (NEUTRAL) (GROUND) Figure 2. BLACK (Line) Function Color Line Black M Neutral White 120 Vac Ground Green WHITE GREEN (Neutral) (Ground)

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Technical Instructions OpenAir GND Series Electronic Damper Actuator UL Listed Fire/Smoke Control Dampers Document No. 155-746 March 17, 2005 Wiring, Continued NOTE: When ordered, GND Electronic Fusible Link models come pre-wired Molex connector for coupling with EFL for use with sensor. Siemens EFL Figure 7. Figure 6. Page 6 of 7 Siemens Building Technologies, Inc. EA1166R1 EA1165R1

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OpenAir GND Series Electronic Damper Actuator UL Listed Fire/Smoke Control Dampers Technical Instructions Document No. 155-746 March 17, 2005 Dimensions .8 MANUAL OVERRIDE (200,1) 1.2 1.2 (30) (30) 3.2 (81) .99 (25.1) .8 .8 (19,2) (19,2) Figure 8. Dimensions in Inches (mm). 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. Teflon is a registered