Hoval RoofVent CON-9, Design Handbook

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3.3 Air flow rate, electrical connections
Unit type LH-6 LH-9
Air distribution Nominal air flow rate
1)
Supply air m³/h 5500 8000
Exhaust air m³/h 5500 8000
Floor area reached Max. m² 484 784
Fan characteristics Supply voltage V AC 3 x 400 3 x 400
Permitted voltage tolerance % ± 10 ± 10
Frequency Hz 50 50
Active power per motor kW 1.8 3.0
Current consumption A 4.0 6.5
Set point of thermal relays A 4.6 7.5
Speed of rotation (nominal) rpm 1440 1435
Actuators
Supply voltage V AC 24 24
Frequency Hz 50 50
Control voltage V DC 2…10 2…10
Torque Nm 10 10
Run time for 90° rotation s 150 150
Filter monitoring Factory setting of differential pressure switches Pa 300 300
1)
Refers to: RoofVent
®
LH with heating coil type B and vertical supply air discharge direction
Table I4: Technical data, RoofVent
®
LH
3.4 Sound levels
Unit type LH-6 LH-9
Operating mode VE2 REC VE2 REC
Position
Sound pressure level
(at a distance of 5 m)
1)
dB (A) 63 54 48 64 57 49
Total sound power level dB (A) 85 76 70 86 79 71
Octave sound power level 63 Hz dB (A) 56 45 53 57 48 54
125 Hz dB (A) 64 53 60 65 56 61
250 Hz dB (A) 74 67 64 75 70 65
500 Hz dB (A) 79 72 62 80 75 63
1000 Hz dB (A) 79 71 65 80 74 66
2000 Hz dB (A) 78 67 61 79 70 62
4000 Hz dB (A) 73 63 52 74 66 53
8000 Hz dB (A) 68 56 49 69 59 50
1)
with hemispherical radiation in a low-reflection environment
Table I5: Sound levels, RoofVent
®
LH
RoofVent
®
LH
Technical data