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  Selection of Micro Sprinkler according to Cu or Du

Model 52-866-xx Inverted Position
 Shape of Area
Model
Nozzle Size (inch)
 Laterals Spacing (ft)
sprinklers Spacing (ft)
 Irrigation Rate (in/h)
 Cu %
 DU %
 Err %
 Flow Rates 18 GPH Working Pressure at 30 PSI (2.0 bar)   H 78"
 Rectangular 52-866-18

 0.047

14

11.5

 0.185

 95.2

91.6

 -0.0

 Rectangular 52-866-18

 0.047

 14

12

 0.180

 95.8

 92.7

 -0.0

 Triangular 52-866-18 

 0.047

14

 11.5

 0.173

 95.5

 91.1

 -0.0

 Triangular 52-866-18 

 0.047

14

12

 0.177

94.6

 89.7

 -1.6

Flow Rates 24 GPH  Working Pressure at 30 PSI (2 bar) H 78"
 Triangular  52-866-24

 0.051

 14

11.5

 0.236

 92.3

 89.0

 0.1

 Triangular  52-866-24

 0.051

 14

12

 0.224

 92.1

 87.4

-1.5

 Flow Rates 27 GPH  Working Pressure at 30 PSI (2 bar) H 78"
 Triangular  52-866-27

 0.055

 20

20

 0.236

 92.3

 89.0

 0.1

 Flow Rates 32 GPH  Working Pressure at 30 PSI (2 bar) H 78"
 Rectangular  52-866-32

 0.059

 14

 11.5

 0.318

 89.7

 89.4

- 0.1

 Rectangular  52-866-32

 0.059

 14

12

 0.299

 93.3

89.8

 -0.0

 Triangular  52-866-32

  0.059

 14

 11.5

0.318

94.6

91.2 

 -0.1

 Triangular  52-866-32

  0.059

 14

12

0.299 

 94.6

90.6

-1.7

 Triangular  52-866-32

 0.059

 20

20

 0.129

 84.2

 77.8

-0.1

 Flow Rates 36 GPH  Working pressure at 30 PSI (2.0bar) H78"
 Rectangular  52-866-36

 0.067

 14

 11.5

 0.370

92.4

 89.0

 0.1

 Rectangular  52-866-36

 0.067

 14

12

 0.346

 93.1

 89.8

0.1

 Triangular  52-866-36

 0.067

 14

11.5

 0.370

 94.7

 91.3

 0.1

 Triangular  52-866-36

 0.067

 14

12

 0.350

 94.3

 90.0

-1.7