ESPA Tecno Horizontal Multi-Stage Pump

Multi-stage, integral, centrifugal, horizontal electric pumps, made from stainless steel and technopolymers.

Designed for pressurising homes, low-scale irrigation systems and clean-water pumping applications that require a sturdy, compact pump.

Specially recommended for drinking-water applications.

Their reliability is added to their ability to work under many different conditions, and they are remarkable for their compatibility, including an ESD variable speed control module for automating their operation according to criteria of energy savings and installation efficiency.

They are particularly recommended for pressurisation at constant pressure.

Performance Features
Electric features:
Single-phase models Three-phase models Intensity [A] Input power P1 [kW] Motor power P2 Condenser capacity [µF]
50 Hz 50 Hz 1~ 230V 3~ 230/400V 1~ 3~ [kW] [HP] 1~
2,80 2.1/1.2 0,60 0,60 12µF-450V
3,60 2.3/1.3 0,80 0,70 12µF-450V
4,10 3.3/1.9 0,95 0,95 0,75 1,01 12µF-450V

Hydraulic features:

Single-phase models Three-phase models Flow [m³/h] 0,0 0,4 0,8 1,3 1,7 2,1 2,5 2,9 3,4 3,8
Height
[m]
34,2 33,4 32,1 30,2 27,8 24,8 21,3 17,3 12,7 7,6
45,2 44,1 42,3 39,7 36,4 32,5 27,8 22,4 16,4 9,6
56,2 55,1 53,2 50,4 46,8 42,3 37,0 30,8 23,8 15,9
Series Features Tecno 15

Equipment

  • Check valve: No
  • Draining plug: Yes
  • Fittings: Not included
  • Support base: Included

Electrical characteristics

  • Electrical isolation: F Class
  • Motor speed operation: Constantly speed
  • Motor type: Asynchronous
  • Protection rating: IP55
  • Reset: Automatic
  • Service factor: S1
  • Service type: Continuous

Manufacturing characteristics

  • Discharge connection type: Nut
  • Discharge diameter: 1″ G
  • Impeller type: Closed
  • Motor cooling: Fan
  • Stages: Multi stage centrifugal pump
  • Suction connection type: Nut
  • Suction diameter: 1″ G
  • Tightness by: Mechanical Seal

Materials

  • Diffuser: PPO + 30% GF
  • Discharge body: Stainless steel AISI 304
  • Gaskets: NBR/EPDM
  • Impeller/s: Stainless steel AISI 304
  • Mechanical seal: Graphite-Steatite
  • Mechanical seal bracket: Aluminium
  • Motor casing: Aluminium
  • Nuts and bolts: Stainless steel AISI 304
  • Outer pump body: Stainless steel AISI 304
  • Pump shaft: Stainless Steel AISI 420
  • Suction body: Stainless steel AISI 304
  • Support base material: Aluminium

Usage limits

  • Liquid temperature (ºC): Min: 4 – Max: 35
  • Maximum no. of motor start-ups (start-ups/minute): 0,50
  • Maximum working pressure (bar): 6
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