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
SQ, SQE applications
SQ, SQE, CU 331, and SP
2
7
2. SQ, SQE applications
SQ with pressure switch and pressure tank
SQ is ideally suited for domestic water supply in
single-family dwellings or summer homes which are
not connected to municipal waterworks. SQ is easy to
install and operate.
Fig. 5 Application example: SQ with pressure switch and pressure tank
TM01 2447 1798
17
14
22
2
3
4
12
18
20
21
17
31
30
31
1
1 Pump, SQ
2 Cable
3 Cable clips
4 Pressure tank
12 Pressure switch
14 Pressure gauge
17 Isolating valve
18 Tap
20 Mains switch
21 Mains connection
22 Riser pipe
30 Safety cable
31 Wire clamp
Recommended min.
20 inches (0.5 m)
Min. 20 inches (0.5 m)
Pos. Part Type No. of units Product number Unit price Total price
1Pump SQ
2 Cable
3 Cable clips
4 Pressure tank
12 Pressure switch
14 Pressure gauge
20 Mains switch
30 Safety cable
31 Wire clamp