Belimo TRANE TAF Series, Technical Documentation Manual

Page: 89 / 168

TNMB
I20683 - Subject to change.
Wiring Diagrams
TNMB24-3
On/Off-Floating Point Control, Non-Spring Return, Direct Coupled, 24 V
TNMB24-3 - Typical Specification:
Floating point, on/off control damper actuators shall be
electronic direct-coupled type, which require no crankarm
and linkage and be capable of direct mounting to a shaft up
to 1.05” diameter. Actuators shall have brushless DC motor
technology and be protected from overload at all angles of
rotation. Actuators shall have reversing switch and manual
override on the cover. Run time are
constant and independent of torque. Actuators are cULus
listed, and be manufactured under ISO 9001 International
Quality Control Standards. Actuators shall
be as manufactured by Belimo.
24 VAC Transformer
a open
a closed
The indication of direction
is valid for switch position 1.
Blk (1) Common
Red (2) +
Wht (3) +
a
Line
Volts
–
1 0
2
3 5
TNMB24-3
WARNING
Live Electrical Components!
During installation, testing, servicing and troubleshooting of this product, it maybe
necessary to work with live electrical components. Have a qualified licensed electrician
or other individual who has been properly trained in handling live electrical components
perform these tasks. Failure to follow all electrical safety precautions when exposed
to live electrical components could result in death or serious injury.
W497
24 VAC Transformer
The indication of direction
is valid for switch position 1.
Blk (1) Common
Red (2) +
Wht (3) +
Line
Volts
–
1 0
2
3 5
TNMB24-3
WARNING
Live Electrical Components!
During installation, testing, servicing and troubleshooting of this product, it maybe
necessary to work with live electrical components. Have a qualified licensed electrician
or other individual who has been properly trained in handling live electrical components
perform these tasks. Failure to follow all electrical safety precautions when exposed
to live electrical components could result in death or serious injury.
W498
On/Off Floating point or On/Off control
89
CAUTION
2
Equipment damage!
Up to 4 actuators may be connected in parallel.
With 4 actuators wired to one 500
Ω
resistor.
Power consumption must be observed and input
impedance must be observed.
APPLICATION NOTES
Meets cULus or UL and CSA requirements without
the need of an electrical ground connection.
INSTALLATION NOTES
3
5
Actuator may also be powered by 24 VDC.
Actuators with plenum rated cable do not have
numbers on wires; use color codes instead.
Actuators with appliance cables use numbers.