Operation

gpm (lpm)

 

30 (114)

 

25

(95)

 

20

(76)

Rate

15

(57)

Flow

 

 

 

10

(38)

 

5

(19)

 

 

0

Pump Cycles per Minute

4

8

12

16

20

24

D

C

B

A

Key:

A750 cc Pumps

B1000 cc Pumps

C1500 cc Pumps

D2000 cc Pumps

0

10

20

30

40

50

60

 

(300)

(600)

(900)

(1200)

(1500)

(1800)

Motor Speed in Hz (rpm)

Equations for each line:

2000 cc

30 x VFD (Hz)

Flow (gpm) = 1.13 x

 

75.16

 

1500 cc

30 x VFD (Hz)

Flow (gpm) = 0.811 x

 

75.16

 

1000 cc

30 x VFD (Hz)

Flow (gpm) = 0.598 x

 

75.16

 

750 cc

30 x VFD (Hz)

Flow (gpm) = 0.406 x

 

75.16

 

FIG. 7: Motor Speed and Flow Chart

311593N

15

Page 15
Image 15
Graco 311593N important safety instructions Equations for each line, Motor Speed and Flow Chart