Riello 20120391, Инструкции для установщика и технической поддержки

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GENERAL INFORMATION
①
NXC-NXH 044
④
NXC-NXH 064
②
NXC-NXH 048
⑤
NXC-NXH 072
③
NXC-NXH 056
⑥
NXC-NXH 084 & NXH 080
20
30
40
50
60
70
80
90
100
110
120
130
0,0 0,5 1,0 1,5 2,0 2,5 3,0 3,5 4,0 4,5 5,0 5,5
6
5
3 2 1
4
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
0 1 2 3 4 5 6 7 8 9
1
2
3
4
5
① NXC-NXH 096 ④ NXC-NXH 142
② NXC-NXH 104 ⑤ NXC-NXH 164
③ NXC-NXH 122
Useful head (kPa)
Useful head (kPa)
Water flow rate (l/s)
Water flow rate (l/s)
1.9 Residual head
NXC-NXH are devices that can be equipped with fixed or variable speed circulation pumps with high or low pressure. For system
sizing consider one of the residual heads, listed in the graph below.
9
If ethylene glycol is used the maximum flow rate is reduced.
9
The curves shown below do not take into account pressure drops of the filter already installed and of the backup tank module
(optional).
Low pressure pump