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Flow Rate vs. Inlet Pressure – Rain Curtain™ Nozzles
Flow path to nozzle bore
transition radius
Multi-function
wiper seal
Grit resistant seal
Pressure regulator
in stem (PRS)
Heavy-duty stainless
steel spring
Reinforced
cover
Flow shut-off
device
Durable, reliable
water-lubricated
gear-drive
Rubber cover
Optional stainless
steel sleeve
5000 PRS Low Angle Nozzle Performance
5000/5000 Plus PRS Series Rotor
IMPERIAL
n
s
Pressure
psi
Nozzle
Radius
ft.
Flow
gpm
Precip
In/h
Precip
In/h
25
1.0 LA
25
0.76
0.22
0.26
1.5 LA
27
1.15
0.30
0.35
2.0 LA
29
1.47
0.34
0.39
3.0 LA
29
2.23
0.51
0.59
35
1.0 LA
28
0.92
0.21
0.25
1.5 LA
30
1.38
0.30
0.34
2.0 LA
31
1.77
0.35
0.41
3.0 LA
33
2.68
0.47
0.55
45
1.0 LA
29
1.05
0.23
0.26
1.5 LA
31
1.58
0.32
0.37
2.0 LA
32
2.02
0.38
0.44
3.0 LA
35
3.07
0.48
0.56
55–75
1.0 LA
29
1.09
0.25
0.29
1.5 LA
31
1.64
0.33
0.38
2.0 LA
32
2.09
0.39
0.45
3.0 LA
35
3.18
0.50
0.58
METRIC
n
s
Pressure
bar
Nozzle Radius
m
Flow
m
3
/h
Flow
l/m
Precip
mm/h
Precip
mm/h
1.7
1.0 LA
7.6
0.17
3.0
6
7
1.5 LA
8.2
0.26
4.2
8
9
2.0 LA
8.8
0.33
5.4
9
10
3.0 LA
8.8
0.51
8.4
13
15
2.0
1.0 LA
8.0
0.18
3.0
6
6
1.5 LA
8.6
0.28
4.8
8
9
2.0 LA
9.1
0.36
6.0
9
10
3.0 LA
9.3
0.55
9.0
13
15
2.5
1.0 LA
8.6
0.20
3.6
5
6
1.5 LA
9.2
0.32
5.4
8
9
2.0 LA
9.5
0.41
6.6
9
10
3.0 LA
10.1
0.62
10.2
12
14
3.0
1.0 LA
8.8
0.22
3.6
6
7
1.5 LA
9.4
0.35
6.0
8
9
2.0 LA
9.7
0.45
7.8
10
11
3.0 LA
10.6
0.68
11.4
12
14
3.5–5.2
1.0 LA
8.8
0.23
3.6
6
7
1.5 LA
9.4
0.36
6.0
8
10
2.0 LA
9.7
0.47
7.8
10
12
3.0 LA
10.6
0.70
12.0
13
15
Precipitation rates based on half-circle operation.
n
Square spacing based on 50% diameter of throw.
s
Triangular spacing based on 50% diameter of throw.
Performance data collected in zero wind conditions
Performance data derived from tests that conform with ASABE Standards;
ASABE S398.1.
Fl
ow
R
at
e
(g
pm
)
15
20
25
30
35
40
45
50
55
60
65
70
75
12.0
11.0
10.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Inlet Pressure (psi)
8.0 RC - with PRS
5.0 RC - with PRS
2.0 RC - with PRS
8.0 RC - no PRS
5.0 RC - no PRS
3.0 RC - no PRS
2.0 RC - no PRS
3.0 RC - with PRS
