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Note: Motor mounted on second dimension Zonefirst Power Close/Spring Open 24V
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- Brand: Zonefirst
- Zonefirst® Bottom Mount Zone Damper, Series: ZDB, 12 in H x 18 in W, Rectangular, 24 VAC, 30 sec Powered/8 sec Spring Return Timing, Parallel Blade, MSS Spring Return Synchronous Motor, 4 in Wire Lead, 0 to 150 deg F, Extruded Aluminum, Mill, Domestic.
- 2 wires, 24V power close or spring returns zone damperCan be reversed in the field to spring close or power open (model: ZDSC)Normally open spring returns with minimum positionCan be converted to normally closedZinc plated linkage arm, delrin bushings35 to 55 in-oz torque5 to 95 percent non-condensing humidityMaximum 1 in WC static pressure0 to 150 deg F operating and -20 to 175 deg F storageMitre angleThe 24 V, hysteresis, synchronous motor has been tested to over 250,000 cycles to provide long life
- 2 wires, 24V power close or spring returns zone damper
- Can be reversed in the field to spring close or power open (model: ZDSC)
- Normally open spring returns with minimum position
- Can be converted to normally closed
- Zinc plated linkage arm, delrin bushings
- 35 to 55 in-oz torque
- 5 to 95 percent non-condensing humidity
- Maximum 1 in WC static pressure
- 0 to 150 deg F operating and -20 to 175 deg F storage
- Mitre angle
- The 24 V, hysteresis, synchronous motor has been tested to over 250,000 cycles to provide long life