Deep-well submersible multistage stainless steel pump
SJ75-4
SJ (deep-well submersible) · 50 Hz
SJ75-4 is a deep-well submersible multistage stainless steel pump from the CNP SJ (deep-well submersible) range (50 Hz). Rated 15 kW, 30–100 m³/h, head 30–74 m.
- Fourteen sizes from 1 to 200 m³/h rated flow
- Flow 0.2 to 240 m³/h
- AISI 304 stainless steel construction
Performance curve Curve-based
Efficiency, shaft power and NPSHr are not published for this model in the source catalogue.
Head versus flow at 50 Hz, 2850 rpm, clean water. Source: Performance table, SJ size page (PDF p. 14).
| Flow (m³/h) | Head (m) |
|---|---|
| 30 | 73.5 |
| 40 | 71 |
| 50 | 66.5 |
| 60 | 61 |
| 70 | 55.5 |
| 75 | 52 |
| 80 | 48 |
| 90 | 40 |
| 100 | 30 |