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RDT-43-0921
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NORD
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Tab 2.2.1. Actuating mechanism BELIMO BF 24-TN(-ST), BF 230-TN
Actuating mechanism BELIMO
BF 24-TN(-ST)
BF 230-TN
Nominal voltage
AC 24 V 50/60 Hz
DC 24 V
AC 230 V 50/60 Hz
Power consumption
- motoring
- holding
7 W
2 W
8 W
3 W
Dimensioning
10 VA (Imax 8,3 A @ 5 ms)
12,5 VA (Imax 500 mA @ 5 ms)
Protection class
III II
Degree of protection
IP 54
Running time
- motor
- spring return
120 sec
~ 16 sec
Ambient temperature
- normal duty
- safety duty
- non-operating temperature
- 30°C … +55°C
The safe position will be attained up to max. +75°C
- 40°C … +55°C
Connecting - motor
- auxiliary switch
cable 1 m, 2 x 0,75 mm²
cable 1 m, 6 x 0,75 mm²
(BF 24-T-ST) with plug-in connectors
Thermal trips
Tf1: duct outside temperature Duct +72°C
Tf2/Tf3: duct intside temperature Duct +72°C
3. Dimensions, weighs and effective area
3.1 Dimensions
Fig. 10 Design with mechanical control
Position:
1- Damper casing
2- Mechanics
3- Damper blade
4- Inspection hole covering
5- Sensor sticker
6- Hole for camera