Technical data sheet
SMQ24G-SR
Damper actuator in the IP66 protective
housing for adjusting dampers in
industrial plants and in technical
building installations
• Air damper size up to approx. 3.2 m²
• Nominal torque 16 Nm
• Nominal voltage AC/DC 24 V
• Control Modulating DC (0)2...10 V
• Position feedback DC 2...10 V
• Running time motor 7 s
• Optimum weather protection for
use outdoors (for use in ambient
temperatures up to –40°C, there is
a separate actuator available with
built-in heater ex works)
Technical data
Electrical data
Nominal voltage
AC/DC 24 V
Nominal voltage frequency
50/60 Hz
Nominal voltage range
AC 19.2...28.8 V / DC 21.6...28.8 V
Power consumption in operation
15 W
Power consumption in rest position
2 W
Power consumption for wire sizing
26 VA
Power consumption for wire sizing note
Imax 20 A @ 5 ms
Connection supply / control
Cable 1 m, 4 x 0.75 mm² (halogen-free)
Parallel operation
Yes (note the performance data)
Functional data
Torque motor
Min. 16 Nm
Positioning signal Y
DC 0...10 V
Positioning signal Y note
Input impedance 100 kΩ
Operating range Y
DC 2...10 V
Position feedback U
DC 2...10 V
Position feedback U note
Max. 0.5 mA
Position accuracy
±5%
Direction of motion motor
Selectable with switch 0 / 1
Direction of motion note
Y = 0 V: At switch position 0 (ccw rotation) / 1
(cw rotation)
Manual override
Gear disengagement with push-button, can be
locked (under protective housing)
Angle of rotation
Max. 95°
Angle of rotation note
can be limited on both sides with adjustable
mechanical end stops
Minimum angle of rotation
Min. 30°
Running time motor
7 s / 90°
Adaption setting range
manual (automatic on first power-up)
Override control
MAX (maximum position) = 100%
MIN (minimum position) = 0%
ZS (intermediate position, AC only) = 50%
Sound power level motor
63 dB(A)
Spindle driver
Universal spindle clamp 12...26.7 mm
Position indication
Mechanically, pluggable
Safety
Protection class IEC/EN
III Safety extra-low voltage
Protection class UL
UL Class 2 Supply
Degree of protection IEC/EN
IP66
Degree of protection NEMA/UL
NEMA 4, UL Enclosure Type 4
EMC
CE according to 2004/108/EC
Certification IEC/EN
IEC/EN 60730-1 and IEC/EN 60730-2-14
Certification UL
cULus according to UL 60730-1A, UL 60730-2-
14 and CAN/CSA E60730-1:02
Mode of operation
Type 1
Rated impulse voltage supply / control
0.8 kV
Control pollution degree
4
Ambient temperature
-30...40°C
Ambient temperature note
Caution: +40...+50°C utilisation possible only
under certain restrictions. Please contact your
supplier.
Non-operating temperature
-40...80°C
www.belimo.eu
SMQ24G-SR • en-gb • 2015-10-16 • subject to changes
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