TNF24-S (p. 30)
28
I20683 - Subject to change.
TNF Series Spring Return Direct Coupled Actuator
Minimum 60 in-lb Torque
● For damper areas up to 15 sq-ft*
Torque: 60 in-lb ●●●
Power supply : 24 VAC ●●●
Control signal: on-off ●●
proportional 2 to 10 VDC ●
Feedback signal: 2 to 10 VDC ●
Running time motor: <75 sec ●●
150 sec constant ●
spring: <60 sec ●●●
Brushless DC Motor ●
External direction of rotation switch ●
Appliance rated cable, 18 GA ●●●
Built-in auxiliary switch 1SPDT ●
Installation instructions ......(p. 34–39) General wiring ..............(p. 40)
Startup and checkout ........(p. 41)
*Based on 4 in-lb/ft
2
damper torque loading. Parallel blade. No edge seals.
TNF Series – AT A Glance
K4-1 US
Clamp
ZG106 or
ZG 107
bracket
Mount directly to 1.05” jackshafts with
accessory clamp.
Linkage is available when direct coupling is
not possible.
TNF24 (p. 30)
TNF24-SR (p. 32)
Applications