Vertical multistage centrifugal pump
CDL4-4
CDL / CDLF · 60 Hz · also listed as CDLF4-4
CDL4-4 is a vertical multistage centrifugal pump from the CNP CDL / CDLF range (60 Hz). Rated 1.5 kW, 2.5–8 m³/h, head 31–52 m. Net weight 31 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. 19–20.
| Flow (m³/h) | Head (m) |
|---|---|
| 2.5 | 52 |
| 3 | 50 |
| 4 | 48 |
| 5 | 44 |
| 6 | 38 |
| 7 | 35 |
| 8 | 31 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| B1 | lower section height: base to motor flange | 350 mm |
| B2 | upper section height: motor | 290 mm |
| B1+B2 | overall height | 640 mm |
| D1 | motor diameter | 190 mm |
| D2 | base / flange width | 155 mm |
| — | Net weight | 31 kg |