Hoval RoofVent CON-9, Design Handbook, Page: 18 / 280

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3.3 Air flow rate, electrical connections
Unit type LHW-6 LHW-9 LHW-10
Air distribution Nominal air flow rate
1)
Supply air m³/h 5500 8000 8800
Exhaust air m³/h 5500 8000 8800
Floor area reached Max. m² 480 797 915
Energy recovery Heat recovery efficiency, dry % 60 63 57
Heat recovery efficiency, wet % 68 73 65
Fan characteristics Supply voltage V AC 3 x 400 3 x 400 3 x 400
Permitted voltage tolerance % ± 10 ± 10 ± 10
Frequency Hz 50 50 50
Active power per motor kW 1.8 3.0 4.5
Current consumption A 4.0 6.5 9.9
Set point of thermal relays A 4.6 7.5 11.4
Speed of rotation (nominal) rpm 1440 1435 1450
Actuators Supply voltage V AC 24 24 24
Frequency Hz 50 50 50
Control voltage V DC 2…10 2…10 2…10
Torque Nm 10 10 10
Run time for 90° rotation s 150 150 150
Filter monitoring Factory setting of differential pressure switch Pa 300 300 300
1)
Refers to: RoofVent
®
LHW with heating coil type B and vertical supply air discharge direction
Table B4: Technical data, RoofVent
®
LHW
RoofVent
®
LHW
Technical data