Vertical multistage centrifugal pump
CDM5-23
CDM / CDMF · 50 Hz · also listed as CDMF5-23
CDM5-23 is a vertical multistage centrifugal pump from the CNP CDM / CDMF range (50 Hz). Rated 4 kW, 2.5–8.5 m³/h, head 74–172 m. Net weight 65 kg.
- CDM for non-corrosive, CDMF for lightly corrosive liquids
- Boosting, pressurising, HVAC and water treatment
- Hot-water type available (up to +120 °C)
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. 15; dimensions p. 38.
| Flow (m³/h) | Head (m) |
|---|---|
| 0 | 172 |
| 2.5 | 165 |
| 3 | 161 |
| 4 | 153 |
| 5 | 142 |
| 6 | 128 |
| 7 | 108 |
| 8 | 86 |
| 8.5 | 74 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| H1 | pump height | 798 mm |
| H2 | motor height | 348 mm |
| H | overall height, flange | 1221 mm |
| H_oth | overall height, other connections | 1196 mm |
| D1 | motor diameter | 215 mm |
| D2 | base / flange width | 151 mm |
| weight_cdmf_kg | Net weight CDMF | 60 mm |
| — | Net weight | 65 kg |