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Fig. 17 Calculation example
Given data
Tab. 3.2.1.
Calculation:
Tab. 7.1.1.
Calculation:
Tab. 8.3.1., Tab. 8.3.2. a
Tab. 8.3.3.
Calculation:
9. Electrical Components, Connection Diagrams
9.1.
Actuating mechanism
Tab. 9.1.1. Actuating mechanism BELIMO BLF 24-T(-ST), BLF 230-T
Actuating mechanism BELIMO
Nominal voltage
Power consumption - motoring
- holding
Dimensioning
Protection Class
Degree of protection
Running time
- motor
- spring return
Ambient Temperature - normal duty
- safety duty
- non-operating temperature
Connecting - motor
- auxiliary switch
Thermal trips
Fire damper FDMD 200
3
-1
V = 600 m
.h
-3
= 1,2 kg.m
Octave range 1000 Hz
2
S
= 0,0213 m
ef
-1
3
-1
w [m.s
] = (V [m
.h
] / 3600) / S
-1
w = 7,83 m.s
= 0,636
2
p = . . (w
/2) = 0,636 . 1,2 . (7,83
L
= 56,5 dB
W1
K
= -5,5 dB
A
L
= -10,7 dB (for1000 Hz)
rel
L
= L
+ 10 log(S
) + K
WA
W1
ef
L
= L
+ 10 log(S
) + L
Woct
W1
ef
BLF 24-T-ST(24-ST)
AC 24V 50/60Hz
7 VA (Imax 5,8 A @ 5 ms)
The safe position will be attained up to max. 75°C
15
2
[m
]
ef
2
/2) = 23,4 Pa
= 56,5 + 10 log(0,0213) - 5,5 = 34,3 dB
A
= 56,5 + 10 log(0,0213) - 10,7 = 29,1 dB
rel
AC 230 V 50/60Hz
DC 24 V
5 W
2,5 W
7 VA (Imax 150 mA @ 10 ms)
III
IP 54
40..75 s
~ 20 s
- 30 °C ... + 50 °C
- 40 °C ... + 50 °C
cable 1 m, 2 x 0,75 mm
cable 1 m, 6 x 0,75 mm
(BLF 24-T-ST) with pole plugs
Tf1: duct outside temperature 72°C
Tf2/Tf3: duct inside temperature 72°C
TPM 092/13
BLF230-T
5W
3W
II
2
2
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