Vertical multistage centrifugal pump
CDL3-7
CDL / CDLF · 50 Hz · also listed as CDLF3-7
CDL3-7 is a vertical multistage centrifugal pump from the CNP CDL / CDLF range (50 Hz). Rated 0.55 kW, 1.2–4 m³/h, head 22–43 m. Net weight 26 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. 17–18.
| Flow (m³/h) | Head (m) |
|---|---|
| 1.2 | 43 |
| 1.6 | 41 |
| 2 | 39 |
| 2.4 | 37 |
| 2.8 | 34 |
| 3 | 32 |
| 3.2 | 31 |
| 3.6 | 27 |
| 4 | 22 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| B1 | lower section height: base to motor flange | 348 mm |
| B2 | upper section height: motor | 225 mm |
| B1+B2 | overall height | 573 mm |
| D1 | motor diameter | 148 mm |
| D2 | base / flange width | 117 mm |
| — | Net weight | 26 kg |