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In-situ photos

Plankton Pumps for 40 m depth



The pump itself is a GRUNDFOS pump made from AISI 304 stainless steel. 3 models are available:

23.570: Capacity of 18.000 L/hour at 0 meter water column). Power supply: 230 VAC. Max. depth 60 m.

23.575: Capacity of 20.800 L/hour at 0 meter water column. Power supply: 3 x 400 VAC.
Max. depth: 500 m
23.580: Capacity of 20.800 L/hour at 0 meter water column. Pump speed is fully variable. Power supply: 230 VAC.
Max. depth: 200 m
23.590: Capacity of 20.800 L/hour at 0 meter water column. Power supply: 24 VDC. Can be equipped with programmable timer and intervals for the pumping. Support for triggering by pressure transmitter. Max. depth: 6000 m.

The rack (AISI 316 stainless steel) holds the vertical motor.

The pump's lower end has an acrylic-tube (PMMA, Ø90/Ø84 mm) with 2" Whitworth pipe thread outlet pipe-stup.
At the end of the acrylic tube a special net bag (MONODUR HD NYTAL, mesh size 60 µm) is mounted.

Standard delivery:
For 23.570 only: 40 meter 4 x 1,5 mm² special rubber-cable, (other lengths on request), a control-box with main switch, a lamp indicating pumping and a start capacitor for the 1 x 230 Volt AC motor are included. 115 Volt AC is also available on request.

After use: Always wash out the pump using fresh water.

Manual for 23.570: (PDF file 292 Kb). Click here
Manual for 23.580: (PDF file 607 Kb). Click here

caution.gif Do not use alcohol for cleaning acrylic parts.



Complete plankton pump, Max. depth 40 m.
Ordering No.
Cathode protection 23.573
Manoeuvre box Inclusive
Spare parts:
Net bag 60  µm
Polycarbonate collecting bottle, 1 L 23.572
Technical data :
Power requirements: 1 x 230 Volt AC, 50 Hz
Power consumption: 750 Watt
Water capacity: 18.000 L/hour (app. 300 L/minute at 0 meter water column)
Frequency converter None
Adjustable pump speed: No
Rack: AISI 316 stainless steel
Pump: AISI 304 stainless steel
Diameter, max.: 33 cm
Height, total 161 cm, incl. 1 L collecting bottle
Weight, exclusive manoeuvre box: 23 kg
Shipping: Pallet, L x W x H:
200 x 70 x 70 cm
Shipping weight:

125 kg

Partial reference list for KC-Plankton Pump  
Dr. Bent Boel,
Århus Amtskommune
Lyseng Alle 3
DK 8270 Højbjerg
Tel: + 45 89 44 66 66
Steen Krogsbøll
Bornholms Regionskommune,
Natur og miljø,
Skovløkken 7,
DK-3770 Allinge
Tel.: +45 56 92 20 82
Dr. Gitte Holm Ditlevsen,
Københavns Amt
Stationsparken 27
DK 2600 Glostrup
Tel: + 45 43 22 22 22
Dr. Morten Thomsen,
Nordjylland Amt
Niels Bohrvej 30
DK 9220 Ålborg Øst
Tel: +45 96 35 10 00
Senior Adviser Gunni Ærtebjerg,
Department of Marine Ecology
National Environmental Research Institute
DK-4000 Roskilde
Dr. Ingo Fetzer,
Alfred-Wegener-Institute for Polar-and Marine Research
D-27568 Bremerhaven
Leibniz-Institute of Marine Sciences
Dienstgebaeude Ostufer
Wischhofstr. 1-3,
D-24148 Kiel; Germany
Joachim Schoenfeld