描述

OpenAir GGD Electronic Damper Actuator
Designed for UL Listed Fire/Smoke and Smoke Control Dampers

2- Position, 15-second Runtime
15-second Spring Return Time

Description

The OpenAir direct-coupled, fast-acting, two-position, spring return electronic actuators are available as 24 Vac, 115 Vac, and 230 Vac models. They are intended for use on UL listed smoke control dampers or combination fire/smoke rated dampers.

Features

• High temperature rated drive system.
• Reversible fail-safe spring return.
• All metal housing.
• Teflon® insulated lead wires.
• Mechanical range adjustment.
• Multiple shaft couplings available; will accommodate up to 1.05-inch shafts.
• Fifteen second nominal open time; 15-second nominal spring return time.
• Fixed dual end switches models available: 5° and 85°

Application

This actuator is used for the control of dampers requiring up to 142 lb-in (16 Nm) driving torque. It is intended for control of UL listed smoke control dampers or combination fire/smoke HVAC dampers. This actuator is designed to meet the 1999 revisions to the UL 555S and AMCA 500-D specifications. Minimum stall torque 350 lb-in.

Siemens GGD Series Damper Actuators

Model	Description	Torque	Supply Voltage	Drive Time	Spring-return Time	Shaft Adapter
GGD121.1U	2-position	142 lb-in (16 Nm)	24 Vac/dc	15 seconds	15 seconds	Self-centering
GGD221.1U	2-position	142 lb-in (16 Nm)	120 Vac	15 seconds	15 seconds	Self-centering
GGD321.1U	2-position	142 lb-in (16 Nm)	230 Vac	15 seconds	15 seconds	Self-centering
GGD126.1U	2-position with aux. switches	142 lb-in (16 Nm)	24 Vac/dc	15 seconds	15 seconds	Self-centering
GGD221.3U	With oversize shaft adapter	142 lb-in (16 Nm)	120 Vac	15 seconds	15 seconds	Oversized
GGD226.1U	2-position with aux. switches	142 lb-in (16 Nm)	120 Vac	15 seconds	15 seconds	Self-centering
GGD326.1U	2-position with aux. switches	142 lb-in (16 Nm)	230 Vac	15 seconds	15 seconds	Self-centering