Van der Ende Groep · Aartsdijkweg 23, 2676 LE, Maasdijk · Telefoon 0174 515050
IBAN NL71 RABO 0340341610 · KvK Den Haag 27230471 · Btw-nummer NL8000.78.378.B01 · [email protected] · www.vanderendegroep.nl
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1. Identification
This overview contains general information about the machine, with the objective of providing
information about the definition, purpose, overall operation and area of application of the machine.
1.1 General
1.1.1 Description of the machine
Van der Ende Groep HD pumps are available in a number of versions. Van der Ende Groep selects the
correct components using a computer program on the basis of key requirements such as pressure and
capacity, the operating time and the medium to be pumped. A pump set is composed of a suitable
plunger pump assembled with an electric motor (2-pole, 4-pole or 6-pole). The high pressure plunger
pumps are supplied by various manufacturers, namely Danfoss, Pratissoli and Hawk. Each of these
manufacturers has a wide range with various types of pumps. A HD pump set consists of the following
components:
1.
Drive: 2-pole, 4-pole or 6-pole electric motor;
2.
Lantern piece: part between the flange of the motor and the flange of the pump;
3.
Pump: axial displacement pump or triplex plunger pump;
4.
Pump bracket: metal bracket which fits the base of the electric motor;
5.
Vibration damper;
6.
Pulsation damper: mounted on the discharge side of the pump (optional);
7.
Gauge: mounted on the discharge side of the pump;
8.
Overflow valve: mounted on the discharge side of the pump;
9.
Hose tail: mounted on the suction side;
10.
Flex coupling: between the output shaft of the motor and the output shaft of the pump.
1.1.2. Specifications
The specifications for each brand of pump are shown below. More details of any specific HD pump are
available on request. Information about the pump itself can be found in the leaflet.
Brand
Danfoss
Type
PAH for drinking water and industry
PAHT for osmosis water
Maximum operating pressure
160 bar
Capacity
1.9 - 338 l/min
Maximum power
75 kW
Table 1 Danfoss HD Pump Specifications
Brand
Pratissoli
Type
HF, KE, KF, SN and SS
Maximum operating pressure
300 bar
Capacity
23 to 170 l/min
Maximum power
40 kW
Table 2 Pratissoli HD Pump Specifications
Brand
Hawk
Type
NST, NMT, XLTI, XXT, MXT and HFR
Maximum operating pressure
500 bar
Capacity
4 to 120 l/min
Maximum power
57 kW
Table 3 Hawk HD Pump Specifications
