56 Appendixes
6.2 Technical Data
6.2.1 Pressure Drop Curve
0
5
10
15
20
25
30
35
40
45
50
Pr
es
su
re
Lo
ss
(P
si)
0
1
2
3
4
5
6
7
8
9
10
11
Water Flow (GPM)
[NPN-120E]
0
5
10
15
20
25
30
35
40
45
50
Pr
es
su
re
Lo
ss
(P
si)
0
1
2
3
4
5
6
7
8
9
10
11
Water Flow (GPM)
[NPN-160U/160E]
0
5
10
15
20
25
30
35
40
45
50
Pr
es
su
re
Lo
ss
(P
si)
0
1
2
3
4
5
6
7
8
9
10
11
Water Flow (GPM)
[NPN-180U/180E]
0
5
10
15
20
25
30
35
40
45
50
Pr
es
su
re
Lo
ss
(P
si)
0
1
2
3
4
5
6
7
8
9
10
11
Water Flow (GPM)
[NPN-199U/199E]
