Well pumps 2. ECV 8-77 NRO, 2. ECV 8-95 NRO

Well pumps 2. ECV 8-77 NRO, 2. ECV 8-95 NRO

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).

Pumps 2. ECV 8-77 nro
Pump brand Engine power, kW Number of pump steps overall dimensions, mm Mass, kg
L E in Pump Engine General
6 " 8 " 6 " 8 " 6 " 8 " 6 " 8 " 6 " 8 " 6 " 8 "
2. ECV 8-77-15 NRO 4 1 1200 - 630 - 570 - 22 - 46 - 68 -
2. ECV 8-77-25 NRO 7.5 2 1348 - 650 - 698 - 25 - 48 - 73 -
2. ECV 8-77-35 NRO 11 3 1556 - 730 - 826 - 29 - 56 - 85 -
2. ECV 8-77-45 NRO 13 4 1734 - 780 - 954 - 32 - 60 - 92 -
2. ECV 8-77-60 NRO 18.5 5 1962 - 880 - 1082 - 35 - 72 - 107 -
2. ECV 8-77-70 NRO 22 6 2190 2151 980 930 1210 1221 39 40 82 121 121 161
2. ECV 8-77-80 NRO 26 7 2368 2389 1030 1040 1338 1349 42 44 88 140 130 184
2. ECV 8-77-95 NRO 26 8 2496 2517 1030 1040 1466 1477 45 48 88 140 133 188
2. ECV 8-77-105 NRO 30 9 2704 2645 1110 1040 1594 1605 49 52 98 140 147 192
2. ECV 8-77-115 NRO 37 10 2912 2803 1190 1070 1722 1733 52 55 106 146 158 201
2. ECV 8-77-130 NRO 37 11 3040 2931 1190 1070 1850 1861

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