Vertical multistage centrifugal pump
CDLK20-70/7
CDLK / CDLKF (immersion) · 50 Hz · also listed as CDLKF20-70/7
CDLK20-70/7 is a vertical multistage centrifugal pump from the CNP CDLK / CDLKF (immersion) range (50 Hz). Rated 7.5 kW, 10–28 m³/h, head 58–95 m. Net weight 76 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 50 Hz, 2900 rpm, clean water. Source: Performance table, printed pp. 25–26.
| Flow (m³/h) | Head (m) |
|---|---|
| 10 | 95 |
| 12 | 93 |
| 14 | 91 |
| 16 | 89 |
| 18 | 86 |
| 20 | 82 |
| 22 | 77 |
| 24 | 71 |
| 26 | 65 |
| 28 | 58 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| A | overall height | 945 mm |
| B | immersion length | 396 mm |
| C | motor height | 549 mm |
| D | D | 210 mm |
| D1 | motor diameter | 260 mm |
| — | Net weight | 76 kg |