Horizontal multistage stainless steel centrifugal pump
CM4-4
CM · 50 Hz
CM4-4 is a horizontal multistage stainless steel centrifugal pump from the CNP CM range (50 Hz). Rated 0.75 kW, 1–7 m³/h, head 19–38 m. Net weight 10 kg.
- Stainless steel 304 or 316L flow passages
- Up to 10 bar working pressure
- Axial inlet, radial outlet, threaded ports
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, 2900 rpm, clean water. Source: Performance table printed p. 7; dimensions p. 11.
| Flow (m³/h) | Head (m) |
|---|---|
| 1 | 37.5 |
| 2 | 36 |
| 3 | 34 |
| 4 | 31 |
| 5 | 27 |
| 6 | 23 |
| 7 | 19 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| L | overall length, three-phase | 376 mm |
| L1 | L1, three-phase | 182 mm |
| L2 | L2, three-phase | 150 mm |
| L3 | L3 | 146 mm |
| h | inlet axis height | 75 mm |
| H | height | 157 mm |
| E | height incl. terminal box, three-phase | 180 mm |
| E_1ph | single-phase | 218 mm |
| D | motor width, three-phase | 141 mm |
| M | M, three-phase | 125 mm |
| A | A, three-phase | 158 mm |
| K_1ph | single-phase only | 62 mm |
| — | Net weight | 10 kg |