Vertical multistage centrifugal pump
CDL20-8
CDL / CDLF · 50 Hz · also listed as CDLF20-8
CDL20-8 is a vertical multistage centrifugal pump from the CNP CDL / CDLF range (50 Hz). Rated 11 kW, 10–28 m³/h, head 67–109 m. Net weight 157 kg.
- Wide size range from 1 m³/h to 200 m³/h rated flow
- Hot-water type available (up to +120 °C)
- Standard IP55 / insulation class F two-pole motor
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 pp. 29–30.
| Flow (m³/h) | Head (m) |
|---|---|
| 10 | 109 |
| 12 | 107 |
| 14 | 105 |
| 16 | 102 |
| 18 | 99 |
| 20 | 94 |
| 22 | 89 |
| 24 | 82 |
| 26 | 75 |
| 28 | 67 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| B1 | lower section height: base to motor flange | 785 mm |
| B2 | upper section height: motor | 500 mm |
| B1+B2 | overall height | 1285 mm |
| D1 | motor diameter | 330 mm |
| D2 | base / flange width | 255 mm |
| — | Net weight | 157 kg |