Siemens OpenAir GND Series User Manual

Page 3

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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

Specifications

Power supply

Operating voltage

24 Vac ±20%

24

Vdc

+20%,

-10%

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

Function

Running torque

53 lb-in (6 Nm) (minimum)

Stall torque (minimum)

160 lb-in (18 Nm)

Torque reduction at elevated temperature

Less than 10%

Runtime for 90°

15 seconds nominal

closing (on power loss) with spring return

15 seconds maximum

Nominal angle of rotation

95°

Life Expectancy

Minimum 35,000 full stroke cycles

Mounting

Damper shaft size

.5-inch (12,7 mm) round

Damper shaft length, minimum

1.4-inch (36 mm)

Housing

Enclosure

NEMA 1

Material

Die cast aluminum alloy

Ambient conditions

Operation

0°F to 140°F (-18°C to 60°C)

one time 350°F (177°C)

Storage and transport

–40°F to 158°F (–40°C to 70°C)

Ambient humidity (non-condensing)

Maximum 95% rh non-condensing

Teflon® cable

400°F (200°C)

Agency certification

UL873

cUL C22.2 No. 24-93

AS/NZS

2064

1/2:1997

Conforms to CE requirements for the

EMC and low voltage directives

Australian Electromagnetic

Compatibility (EMC) per AS/NZS

4251.1/2:1999

(C-tick)

Miscellaneous

Pre-cabled connection

18 AWG, 3 feet (.9 meter)

3/8-in (.5mm) flexible conduit connector

Dimensions

9-in. × 3.25-in. × 3-in. D

(229 mm × 83 mm × 76 mm)

Weight

≈4 lb (1.8 kg)

Siemens Building Technologies, Inc.

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