Vertical multistage centrifugal pump
CDM85-2-1
CDM / CDMF · 60 Hz · also listed as CDMF85-2-1
CDM85-2-1 is a vertical multistage centrifugal pump from the CNP CDM / CDMF range (60 Hz). Rated 22 kW, 60–130 m³/h, head 33–80 m. Net weight 266 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 60 Hz, 3500 rpm, clean water. Source: Performance table printed p. 29; dimensions p. 45.
| Flow (m³/h) | Head (m) |
|---|---|
| 0 | 80 |
| 60 | 67 |
| 70 | 65 |
| 80 | 62 |
| 85 | 59 |
| 90 | 57 |
| 100 | 51 |
| 110 | 47 |
| 120 | 41 |
| 130 | 33 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| H1 | pump height | 578 mm |
| H2 | motor height | 576 mm |
| H | overall height, flange | 1294 mm |
| D1 | motor diameter | 375 mm |
| D2 | base / flange width | 230 mm |
| weight_cdmf_kg | Net weight CDMF | 257 mm |
| — | Net weight | 266 kg |