58
I20683 - Subject to change.
TTF Series Spring Return Direct Coupled Actuator
Minimum 18 in-lb Torque
● For damper areas up to 4.5 sq-ft*
TTF Series – AT A Glance
Torque: 18 in-lb ●● ●●
Power supply: 24 VAC/DC ●● ●●
Control signal: on-off ●●
floating point ●
proportional 2 to 10 VDC ●
Running time motor: <75 sec ●●
95 sec constant ●●
spring: <25 sec ●● ●●
External direction of rotation switch ●●
Plenum rated cable ●●
Appliance cable ●●
Conduit fitting ●●●●
Built-in auxiliary switch ●
Installation instructions ......(p. 66-71 ) General wiring....................(p. 70 )
Startup and checkout (p. 72 )
*Based on 4 in-lb/ft
2
damper torque loading. Parallel blade. No edge seals.
TTF24 (p. 60)
TTF24-S (p. 60)
TTF24-3 (p. 62)
TTF24-SR (p. 64)
Applications
Cost effective quality and performance
for a range of applications including:
• Classroom Unit Ventilators
• Fan/Coil Units
• Economizer Units
• Airhandlers
• Control Dampers
• VAV Terminal Units
To Next Page
