Overview
25 lb-in. spring return damper actuators provide two-position, three-position, floating, or modulating control of economizer systems, ventilation dampers and combustion air dampers used in residential or commercial HVAC equipment.
Features
Synchronous Motor.Quiet, high efficiency drive motor.Spring returns motor shaft to normal position in the event of power failure.High impact, glass-fiber reinforced plastic case is rugged, lightweight and corrosion resistant.Uses Q298B Linkage.
- Dimensions (in.) : 4 1/2 in. high x 5 in. wide x 5 3/16 in. deep
- Dimensions (mm) : 114 mm high x 127 mm wide x 132 mm deep
- Used With : W7459 Economizers, W7460 Economizers
- Weight (lb) : 3 lb
- Materials : UL94-5V plastic housing
- Comments : Vibration-- V2 level
- Item Type : Product
- Mounting : Foot-mounted
- Frequency : 50 Hz, 60 Hz
- Approvals, Underwriters Laboratories Inc. : Listed File: E4436, Guide: XAPX
- Electrical Connections : Quick-connect terminals
- Operating Humidity Range (% RH) : 5 to 95% RH, non-condensing
- Power Consumption : Driving-- 8 VA, Holding-- 5 VA
- Operating Temperature Range (F) : -25 F to +125 F
- Operating Temperature Range (C) : -32 C to +52 C
- Shipping and Storage Temperature Range (F) : -30 F to +150 F
- Shipping and Storage Temperature Range (C) : -34 C to +66 C
- Control Signal : Thermistor, Modulating
- Fail Safe Mode : Spring Return
- Torque Rating (lb-in.) : 25 lb-in.
- Torque Rating (Nm) : 2.8 Nm
- Additional Torque Ratings (lb-in.) : Breakaway-- 40 lb-in.
- Additional Torque Ratings (Nm) : Breakaway-- 4.5 Nm
- External Auxiliary Switches Available : Yes
- Rotation to Open : CCW
- Timing, Nominal : Opening-- 90 sec
- Spring Return Timing : Nominal-- 18 sec
- Feedback : No
- Motor shafts : 1
- Deadweight Load on Shaft : Power End-- 15 lbs max
