Vertical multistage centrifugal pump
CDL20-1
CDL / CDLF · 50 Hz · also listed as CDLF20-1
CDL20-1 is a vertical multistage centrifugal pump from the CNP CDL / CDLF range (50 Hz). Rated 1.1 kW, 10–28 m³/h, head 6–14 m. Net weight 33 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 | 13.5 |
| 12 | 13 |
| 14 | 12.5 |
| 16 | 12 |
| 18 | 11 |
| 20 | 10 |
| 22 | 9 |
| 24 | 8 |
| 26 | 7 |
| 28 | 6 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| B1 | lower section height: base to motor flange | 387 mm |
| B2 | upper section height: motor | 245 mm |
| B1+B2 | overall height | 632 mm |
| D1 | motor diameter | 170 mm |
| D2 | base / flange width | 142 mm |
| — | Net weight | 33 kg |