Product Manual
Table Of Contents
- 1. SQ, SQE introduction
- 2. SQ, SQE applications
- SQ with pressure switch and pressure tank
- Constant-pressure control with CU 301, residential water supply
- Constant-pressure control with CU 301, irrigation
- Maintaining a constant water table
- Emptying or filling a tank
- Pumping from one tank to another
- Setting of operating parameters
- SQE with manual speed control
- 3. Performance range
- 4. SQ, SQE installation
- 5. Sizing and selection
- 6. Cable sizing
- 7. SQ, SQE curve charts
- 8. SQ, SQE technical data
- 9. SQ, SQE construction
- 10. CU331SP variable frequency drive
- 11. Accessories
- 12. SP introduction
- 13. SP product overview
- 14. SP construction
- 15. SP operating conditions
- 16. How to read the curve charts
- 17. SP curve charts and technical data
- 4" and larger wells
- SP 5S (5 gpm)
- SP 7S (7 gpm)
- SP 10S (10 gpm)
- SP 16S (16 gpm)
- SP 25S (25 gpm)
- SP 35S (35 gpm)
- SP 45S (45 gpm)
- SP 62S (62 gpm)
- SP 77S (77 gpm)
- 6" and larger wells
- SP 85S (85 gpm)
- SP 150S (150 gpm)
- SP 230S (230 gpm)
- SP 300S (300 gpm)
- 8" and larger wells
- SP 385S (385 gpm)
- SP 475S (475 gpm)
- 10" and larger wells
- SP 625S (625 gpm)
- SP 800S (800 gpm)
- SP 1100S (1100 gpm)
- 18. SP electrical data
- 19. Accessories
- 20. Energy consumption
- 21. Cables
- 22. Friction loss tables
- 23. Grundfos Product Center
CU331SP variable frequency drive
SQ, SQE, CU 331, and SP
10
55
TM05 6426 5012TM05 6428 5012
0 2 4 6 8 10 12 14
Q [US GPM]
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
[ft]
H
0 1 2 Q [m³/h]
0
50
100
150
200
250
300
350
400
450
500
[m]
H
10S50-58
60 Hz
30 Hz
35 Hz
40 Hz
45 Hz
50 Hz
55 Hz
0 4 8 12 16 20 24 28 32 36
Q [US GPM]
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
[ft]
H
0 2 4 6 Q [m³/h]
0
20
40
60
80
100
120
140
160
180
200
220
240
[m]
H
25S50-26
60 Hz
30 Hz
35 Hz
40 Hz
45 Hz
50 Hz
55 Hz
TM05 6427 5012TM05 6429 5012
0 2 4 6 8 10 12 14 16 18 20 22
Q [US GPM]
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
[ft]
H
0 1 2 3 Q [m³/h]
0
50
100
150
200
250
300
350
[m]
H
16S50-38
60 Hz
30 Hz
35 Hz
40 Hz
45 Hz
50 Hz
55 Hz
0 5 10 15 20 25 30 35 40 45 50 55 60
Q [US GPM]
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
320
340
360
[ft]
H
0 2 4 6 8 10 Q [m³/h]
0
10
20
30
40
50
60
70
80
90
100
110
[m]
H
40S50-12
60 Hz
30 Hz
35 Hz
40 Hz
45 Hz
50 Hz
55 Hz