Zonefirst MSS Spring Return Motor 24V

Series/Model: MSS

This 2-wire, 24VAC spring return damper motor is used on spring return dampers and can replace spring return actuators, as well as MSR, RDM, RDMH and older Trol-A-Temp models. Snap on/off cover makes it easy to enclose damper motor connections. It is virtually silent when the spring returns to normal position.

2-wire 24V Replacement Motor for ZDS, ZDB, RDS, RTS dampers

Motor powers the damper typically to Closed and Spring Returns it back open for fail safe operation

The dampers can be reversed in the field using the same motor

The MSS replaces the MSR, RDM, RDMH motors

Details:

• Spring Return Actuator
• Type 2-Wire
• Operation Type Spring Return
• Voltage Rating 24 Volt AC
• Frequency Rating 50/60 Hertz
• Power Rating 6.5 Watt
• Torque 60 Inch-Ounce
• Shaft Diameter 5/16 Inch
• Operating Temperature 0 to 150 Deg F
• Ambient Temperature Rating -20 to 175 Deg F
• The Spring Return Damper Motor Actuator is Designed to Operate Automatic Air Control Dampers
• This Actuator Features a Synchronous Hysteresis Motor Designed for Long Life with Unique “Lost Motion” Drive to Protect the Gear Train from Closing Shock