Hoval RoofVent CON-9, Design Handbook

Page: 79 / 280

77
D
E
F
G
H
I
J
K
L
M
N
Type T
Water content l 7.6
Connection " Pipe thr. 1 ½
(female)
Table D8: Heating coil data
Unit type TWH-9
Roof unit kg 560
Below-roof unit kg 296
Combi box (incl. coil) kg 240
Air-Injector kg 56
Total kg 856
Table D9: Weight of the RoofVent
®
twin heat
3.8 Air flow rate with additional pressure drops
Pressure increase in Pa Example:
An additional
pressure drop of
84 Pa results in a
new air flow rate of
6530 m³/h.
TWH-9
240
5500 6000 6500 7000 7500
220
200
180
160
140
120
100
80
60
40
20
0
Air flow rate in m³/h
Diagram D1: Air flow rate for RoofVent
®
twin heat with additional pressure drops
RoofVent
®
twin heat
Technical data