Vertical multistage centrifugal pump
CDM85-2-2
CDM / CDMF · 50 Hz · also listed as CDMF85-2-2
CDM85-2-2 is a vertical multistage centrifugal pump from the CNP CDM / CDMF range (50 Hz). Rated 11 kW, 50–110 m³/h, head 15–47 m. Net weight 190 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. 29; dimensions p. 45.
| Flow (m³/h) | Head (m) |
|---|---|
| 0 | 47 |
| 50 | 41 |
| 60 | 39 |
| 70 | 36 |
| 80 | 32 |
| 85 | 30 |
| 90 | 28 |
| 100 | 22 |
| 110 | 15 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| H1 | pump height | 575 mm |
| H2 | motor height | 500 mm |
| H | overall height, flange | 1215 mm |
| D1 | motor diameter | 330 mm |
| D2 | base / flange width | 205 mm |
| weight_cdmf_kg | Net weight CDMF | 181 mm |
| — | Net weight | 190 kg |