Vertical multistage centrifugal pump
CDLK8-40/4
CDLK / CDLKF (immersion) · 50 Hz · also listed as CDLKF8-40/4
CDLK8-40/4 is a vertical multistage centrifugal pump from the CNP CDLK / CDLKF (immersion) range (50 Hz). Rated 1.5 kW, 5–12 m³/h, head 26–41 m. Net weight 31 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. 21–22.
| Flow (m³/h) | Head (m) |
|---|---|
| 5 | 41 |
| 6 | 39.5 |
| 7 | 38 |
| 8 | 36 |
| 9 | 34 |
| 10 | 32 |
| 11 | 28 |
| 12 | 26 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| A | overall height | 620 mm |
| B | immersion length | 201 mm |
| C | motor height | 419 mm |
| D | D | 155 mm |
| D1 | motor diameter | 190 mm |
| — | Net weight | 31 kg |