Vertical multistage centrifugal pump
CDLK42-20/2-2
CDLK / CDLKF (immersion) · 60 Hz · also listed as CDLKF42-20/2-2
CDLK42-20/2-2 is a vertical multistage centrifugal pump from the CNP CDLK / CDLKF (immersion) range (60 Hz). Rated 11 kW, 30–65 m³/h, head 33–57 m. Net weight 129 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. 47–48.
| Flow (m³/h) | Head (m) |
|---|---|
| 30 | 57 |
| 35 | 55 |
| 40 | 53 |
| 42 | 52 |
| 45 | 49 |
| 50 | 46 |
| 55 | 43 |
| 60 | 38 |
| 65 | 33 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| A | overall height | 1010 mm |
| B | immersion length | 278 mm |
| C | motor height | 732 mm |
| D | D | 255 mm |
| D1 | motor diameter | 330 mm |
| — | Net weight | 129 kg |