Nortec ME Direct Feed Installation - Manual (Page 30)

30 Installation
4.4.3 Water installation (external installation)
Stages
(box rows)
Connection layout
distribution hoses
2
2 1
4 2 1 3 5
3
2 1 3
4 2 1 3 5
4
4 2 1 3
4 2 1 3 5
5
4 2 1 3 5
4 2 1 3 5
Distribution hoses
ø15 mm (0.625")
constant slope
(no sagging)
Water supply push-fit
connector ø15 mm (0.625")
Feed through
(supplied)
Drain pipe ø54 mm (2.125")
with constant downslope
1...2 % (not supplied)
Shut-off valve
(supplied)
Drain trap (not supplied)
Drain trap height: Allow a height of 25 mm
(1") for every 250 Pa of duct pressure (eg.
100 mm (4") for 1000 Pa duct pressure)
Pipe feed through (by client)
Open tundish
(not supplied)
AHU drain with drain trap (not supplied)
Drain trap height: Allow a height of 25 mm
(1") for every 250 Pa of duct pressure (eg.
100 mm (4") for 1000 Pa duct pressure).
2...5 bar
Push-fit connector
ø15 mm (0.625") drain valve
Fig. 18: Water installation ME Direct Feed (external installation)
Purge valve (option)