Belimo LF24-S - Page 29

V4. 12. 2010
.
Subject to modification
29
SMQU24
Technical data
Electrical data
Nominal voltage
Nominal voltage range
AC 19.2...28.8V / DC 21.6...28.8V
Power consumption
Wire sizing
15W @ running /1.5W holding
26VA (I max. 20A @ 5ms)
Connection
Cable 1m, 3x0.75mm
2
Functional data
Torque (nominal torque)
Min. 16Nm @ nominal voltage
Direction of rotation
Reversible with switch 0 resp. 1
Manual override
Gearing latch disengaged by pushbutton, self-resetting
Angle of rotation
Max. 95° adjustable mechanical end stops
Running time
7s for 90°
Automatic adjustment of operating range to
match the mechanical angle of rotation
Manual triggering of the adaption by pressing the
«Adaption» button
Sound power level
52dB(A)
Position indication
Mechanical, remote visible
Negative torque
!
≤ 50% from nominal torque (with restrictions)
Working conditions
Protection class
III
(safety extra-low voltage / UL Class 2 supply)
Degree of protection
IP54 in any mounting position
NEMA 2, UL Enclosure Type 2
EMC CE according to 2004/108/EC
Certification
cULus according to UL 60730-1A and UL 60730-2-14
and CAN/CSA E60730-1:02
Certified to IEC/EN 60730-1 and IEC/EN 60730-2-14
Mode of operation
Type 1 to EN 60730-1
Ambient temperature
–30...+40°C (without restrictions)
!
+40...+50°C (with restrictions)
Non-operating temperature
–40...+80°C
Humidity test
95% RH, non-condensing (EN 60730-1)
Maintenance
Maintenance-free
Dimensions / weight
Dimensions (LxWxH)
220x116x83mm
Weight
Approximately 1.7kg
Dimensions [mm]
83
62
179
116
36 41
143
Damper spindle Length
≥52 12...26.7 ≥12 ≤25.5
≥20 12...26.7 ≥12 ≤25.5
12...22mm 12...18mm
22...26.7mm 12...18mm
•ΓFor operation of air control dampers in HVAC system
•ΓTorque: 16Nm
•ΓNominal voltage: AC/DC 24V
•ΓControl: Open/Close (not made for 3-point applications)
AC 24V 50/60Hz, DC 24V