Vertical multistage centrifugal pump
CDL42-20-2
CDL / CDLF · 60 Hz · also listed as CDLF42-20-2
CDL42-20-2 is a vertical multistage centrifugal pump from the CNP CDL / CDLF range (60 Hz). Rated 11 kW, 30–65 m³/h, head 33–57 m. Net weight 178 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 60 Hz, 3500 rpm, clean water. Source: Performance table, printed pp. 33–34.
| Flow (m³/h) | Head (m) |
|---|---|
| 30 | 57 |
| 35 | 55 |
| 40 | 53 |
| 42 | 52 |
| 45 | 49 |
| 50 | 46 |
| 55 | 43 |
| 60 | 38 |
| 65 | 33 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| B1 | lower section height: base to motor flange | 748 mm |
| B2 | upper section height: motor | 500 mm |
| B1+B2 | overall height | 1248 mm |
| D1 | motor diameter | 330 mm |
| D2 | base / flange width | 255 mm |
| — | Net weight | 178 kg |