Vertical multistage centrifugal pump
CDL12-4
CDL / CDLF · 50 Hz · also listed as CDLF12-4
CDL12-4 is a vertical multistage centrifugal pump from the CNP CDL / CDLF range (50 Hz). Rated 3 kW, 7–16 m³/h, head 28–47 m. Net weight 55 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. 25–26.
| Flow (m³/h) | Head (m) |
|---|---|
| 7 | 47 |
| 8 | 46 |
| 9 | 45 |
| 10 | 44 |
| 11 | 42 |
| 12 | 40 |
| 13 | 37 |
| 14 | 34 |
| 15 | 31 |
| 16 | 28 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| B1 | lower section height: base to motor flange | 437 mm |
| B2 | upper section height: motor | 345 mm |
| B1+B2 | overall height | 782 mm |
| D1 | motor diameter | 197 mm |
| D2 | base / flange width | 165 mm |
| — | Net weight | 55 kg |