
800-543-9038 USA 866-805-7089 CANADA 203-791-8396 LATIN AMERICA / CARIBBEAN
38
N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc.
Wiring Diagrams for Fire and Smoke Damper Actuators
All on this page indicates manual reset high
temperature limit or relay.
Actuators: FSLF120(-S) US FSLF24(-S) US FSNF120(-S) US FSNF24(-S) US FSAF120(-S) US
FSAF24(-S) US
Equipment damage!
Actuators may be connected in parallel. Power consumption
and input impedance must be observed.
2
Equipment damage!
Actuators may be connected in parallel if not mechanically
linked. Power consumption and input impedance must
be observed.
4
CAUTION
Indicates a potentially hazardous situation which, if not avoided,
may result in minor or moderate injury. It may also be used to
alert against unsafe practices.
Warnings and Cautions appear at appropriate sections throughout
this manual. Read these carefully.
Hazard Identification
Actuators may also be powered by 24 VDC.
Two built-in auxiliary switches (2xSPDT), for end position
indication, interlock control, fan startup, etc.
Provide overload protection and disconnect as required.
S4 makes to S6 when the actuator is powered open.
Double insulated.
3
21
39
40
INSTALLATION NOTES
Meets cULus requirements without the need of an electrical
ground connection.
APPLICATION NOTES
Auxiliary Switch Wiring for FSNF24-S US, FSNF120-S US
FSNF24-S
FSNF120-S
S1
S2
S3
S4
S5
S6
NC
NO
NC
NO
5°
85°
13
Auxiliary Switch Wiring for FSLF24-S US, FSLF120-S US
FSLF24-S US
FSLF120-S US
S1
S2
S4
S6
NC
NO
10°
85°
41
4039
41
Violet
All
White
Tagged
Violet
Gray
Gray
2
21
FSLF24 US
FSLF120 US
1 Common, Neutral
2 Hot
3 Ground
24V
C=Blk
H=Red
120V
N=Wht
L1=Blk
No ground for 24V models
40
4
3
21
21
Blk (1) Common
Red (2) + Hot
FSAF24 US
24 VAC Transformer
Line
Volts
4
Wht (1) Neutral
Blk (2) Hot
FSAF120 US
120 VAC
N N
L1 H
13
Two built-in auxiliary switches (2xSPST), for end position
indication, interlock control, fan startup, etc.
W610_11
1 Neutral
2 Hot
3 Ground
21
2
FSNF24 US
FSNF120 US
Wht
Blk
No ground on 24 V models
24V
C
H
120V
N
L1
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