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
SP construction
SQ, SQE, CU 331, and SP
14
73
Sectional drawing, MMS motors
Fig. 68 MMS 10000
Material specification
MMS motors, submersible rewindable
versions
MMS motors, N and R versions
* Only MMS 6 and MMS 8000 are available in R versions
TM01 4985 0404
220
204
205
235
202
218
236
206
203
213
212
202a
202a
226
Pos. Component Material [AISI (EN)]
202 Shaft Steel (1.0533)
202a Shaft ends Stainless steel
316/329
(1.4401/1.4460)
203/
206
Thrust
bearing
Stationary/
rotating part
6", 0.5 - 20 Hp
Hardened
steel/EPDM
6", 25-50 Hp
Ceramic/
carbon
8" - 10"
204 Bearing bush 6" - 10" Carbon
205 Bearing housing, upper Cast iron A126 Class B
212 Diaphragm CR
213 Motor end shield Cast iron A126 Class B
218 Motor sleeve Stainless steel
304
(1.4301)
220 Motor cable EPDM
226 Shaft seal SiC/SiC
235 Intermediate housing Cast iron A126 Class B
236 Bearing housing, lower Cast iron A126 Class B
Pos. Component Material
Version
NR*
[AISI (EN)]
202 Shaft Steel (1.0533)
202a Shaft ends
Stainless
steel
316/329
(1.4401/
1.4460)
318LN
(1.4462)
203/
206
Thrust
bearing
Stationary/
rotating part
6", 0.5 - 20
Hp
Hardened
steel/EPDM
6", 25-50 Hp
Ceramic/
carbon
8" - 10"
204
Bearing
bush
6" - 10" Carbon
205 Bearing housing, upper
Stainless
steel
316
(1.4401)
904L
(1.4539)
212 Diaphragm CR
213 Motor end shield
Stainless
steel
316
(1.4401)
904L
(1.4539)
218 Motor sleeve
Stainless
steel
316
(1.4401)
904L
(1.4539)
220 Motor cable EPDM
226 Shaft seal SiC/SiC
235 Intermediate housing
Stainless
steel
316
(1.4401)
904L
(1.4539)
236 Bearing housing, lower
Stainless
steel
316
(1.4401)
904L
(1.4539)