Vertical multistage centrifugal pump
CDLK4-70/7
CDLK / CDLKF (immersion) · 60 Hz · also listed as CDLKF4-70/7
CDLK4-70/7 is a vertical multistage centrifugal pump from the CNP CDLK / CDLKF (immersion) range (60 Hz). Rated 3 kW, 2.5–8 m³/h, head 55–92 m. Net weight 33 kg.
- Pump length adjustable with a cavity body
- Cooling liquid, cutting and lubricating liquid, condensate
- Optional intelligent protector (dry running, phase loss, overload)
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. 37–38.
| Flow (m³/h) | Head (m) |
|---|---|
| 2.5 | 92 |
| 3 | 88 |
| 4 | 84 |
| 5 | 78 |
| 6 | 69 |
| 7 | 62 |
| 8 | 55 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| A | overall height | 763 mm |
| B | immersion length | 285 mm |
| C | motor height | 478 mm |
| D | D | 165 mm |
| D1 | motor diameter | 197 mm |
| — | Net weight | 33 kg |