Well pumps 2. ECV 8-40, 2. ECV 8-40 NRK

Well pumps 2. ECV 8-40, 2. ECV 8-40 NRK

Advantages:
  • - a sealed electric motor with the degree of protection IP68;
  • - increased resource and reliability, increased efficiency by 3-5%;
  • - the built -in check valve protects against hydraulic strokes;
  • - Innovative solutions increase efficiency and make pumping systems less costly.

Scope

Units Electroly centrifugal well for water type 2ECV 8 correspond to technical conditions TU 10.04714481.002-92 and are used:

  • - urban and rural water supply;
  • - irrigation, watering and irrigation systems;
  • - industrial water supply;
  • - mining industry;
  • - pressure increase systems;
  • - lowering the level of groundwater.

Operating conditions

Units 2. ECV 8 is designed to raise water from artesian wells with total mineralization (dry balance) of not more than 1500 mg/l, with a hydrogen indicator (pH) from 6.5 to 9.5, temperature up to 25 ° C, and mass fraction of solids mechanical impurities - not more than 0.01%, more than 0.1 mm in size, with a chloride content - not more than 350 mg/l, sulfates - not more than 500 mg/l, hydrogen sulfide - not more than 1.5 mg/l.

Design features:
  • - Designed for lifting water from wells with a minimum inner diameter of 199 mm (for 8-65- 224.5 mm);
  • - compactness and reliability give the possibility of horizontal installation;
  • - a checklist check valve made of stainless steel;
  • - shaft of high -pressure stainless steel pumps;
  • - number of launches per hour: 10;
  • - water flow rate along the pump electric motor
  • - The coupling connecting and the pump shaft are made of stainless steel;
  • - Submarine and head are made of steel with a polymer coating.

An example of a symbol of designation

2. ECV 8-25-110 , where:

2. ECV
Mark the unit;
8
Diameter of the pump in inches;
25
Unit performance, m 3 /h;
110
Water lifting height, m;
- without designation
working bodies from technoplasty noril
- NRK
Stainless work wheel;
- NRO
Stainless working organs (steps).
Pump brand Engine power, kW Number of pump steps overall dimensions, mm Mass, kg
General Engine Pump Pump Engine General
6 " 8 " 6 " 8 " 6 " 8 " 6 " 8 " 6 " 8 " 6 " 8 "
2. ECV 8-40-15 3 1 965 - 658 - 389 - 18 - 31 - 49 -
2. ECV 8-40-25 5.5 2a 1080 - 708 - 451 - 20 - 36 - 56 -
2. ECV 8-40-30 5.5 2b 1080 - 708 - 451 - 20 - 36 - 56 -
2. ECV 8-40-35 6.3 2 1105 - 733 - 451 - 20 - 40 - 60 -
2. ECV 8-40-40 7.5 For 1205 - 773 - 513 - 22 - 44 - 66 -
2. ECV 8-40-50 9 3 1270 1320 838 874 513 518 22 23 46 87 68 110
2. ECV 8-40-55 11 4a 1335 1385 838 874 575 580 22 25 49 87 71 112
2. ECV 8-40-60 11 4 1335 1385 838 874 575 580 24 25 49 87 73 112
2. ECV 8-40-70 13 5a 1400 1445 838 874 637 642 26 27 55 88 81 115
2. ECV 8-40-80 15 5 1400 1500 958 929 637 642 26 27 59 95 85 122
2. ECV 8-40-90 15 6 1575 1560 958 929 699 704 28 29 59 95 87 124
2. ECV 8-40-100 18.5 7a 1715 1650 1033 953 761 766 30 31 68 100 98 131
2. ECV 8-40-110 18.5 7 1715 1650 1033 953 761 766

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