CDL 20-12 – Vertical pump
Vertical stainless steel pumps

CDL 20-12 – Vertical pump

15 kW (20 HP) · Hmax 164 m · Qmax 28 t/h (467 l/min) · DN 50 · 12 stages · AISI 304

Technical specifications

Select a value to find pumps with the same specification

Pump typeMultistage
Maximum flow (Qmax)28 t/h · 467 l/min
Maximum head (Hmax)164 m
Nominal flow20 t/h · 333 l/min
Nominal head142 m
Power15 kW · 20.1 HP
Speed2900 rpm
Protection classIP55
Inlet (suction)2" (50 mm)
Outlet (discharge)2" (50 mm)
Maximum fluid temperature120 °C
Casing materialCast iron
Impeller materialStainless steel
Number of stages12
Insulation classF
Frequency50 Hz
SKU CDL-20-12

Price

on request

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Series comparison

The entire series in one table

12 Model in one family, with head at each flow. The model you are viewing is highlighted in dark blue.

CDL 20

Nominal 20 t/h · 333 l/minThis family
CDL 20 Family performance comparison
Modelt/h →l/min →Curve10166.71220014233.316266.71830020333.322366.72440026433.328466.7
CDL 20-11.1 kWVoltage not confirmed13.51312.51211109876
CDL 20-22.2 kWVoltage not confirmed2726.52625242322201815
CDL 20-34 kWVoltage not confirmed4039.53938373533302724
CDL 20-45.5 kWVoltage not confirmed54535251494744413733
CDL 20-55.5 kWVoltage not confirmed67666462605855504540
CDL 20-67.5 kWVoltage not confirmed81797775737066615549
CDL 20-77.5 kWVoltage not confirmed95939189868277716558
CDL 20-811 kWVoltage not confirmed109107105102999489827567
CDL 20-1011 kWVoltage not confirmed1361341311281241181111039585
CDL 20-12Current15 kWVoltage not confirmed164162158154149142133124114102
CDL 20-1415 kWVoltage not confirmed192189185180174166156145133119
CDL 20-1718.5 kWVoltage not confirmed234230225219212202190177162145
Table 1. CDL 20 – columns show flow in t/h, with l/min below; cells show head in metres.

Source: manufacturer's technical sheet.Values are for reference. In a real system, pipe diameter, length and bends reduce the available head.

Technical sheet

Model CDL 20-12

Performance curve

A pump has a performance curve rather than a single flow and head. Qmax and Hmax are at opposite ends and never occur together: at maximum head, flow is zero; at maximum flow, head is zero. Actual operation lies between these extremes.

Hmax 164 mQmax28 t/h466.7 l/min050100150t/h051015202530l/min0100200300400500Head, mFlow
Maximum head
164m

10 t/h
166.7 l/minat

Maximum flow
28t/h

466.7 l/min· at 102 m

Midpoint
142m

20 t/h
333.3 l/minat

Chart 1. Head (m) against flow (t/h, l/min), CDL 20-12. Blue points show the manufacturer's measured values. Move the pointer near the curve, or touch it on a phone, to read the head and flow at any point.

Measured values

Performance table
t/h
l/min
Head, m

Select a number in the table to see the corresponding point.

From the catalogue

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CDL 20-12 – Vertical pump · PN.GE