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Máy bơm nước Wilo Helix FIRST V

Máy bơm nước Wilo Helix FIRST V

SKU: Wilo Helix First V Category: Tag:

Description

Special features/product advantages

  • Efficiency-optimised, laser-welded, optimised 2D/3D hydraulics
  • Corrosion-resistant impellers, guide vanes and stage housings
  • Flow and degassing-optimised hydraulic parts
  • Reinforced pump housing, flow and NPSH optimised
  • Space-saving and easy maintenance thanks to compact design
  • Particularly sturdy coupling guard

Design type

Non-self-priming, high-efficiency multistage high-pressure centrifugal pump in vertical design with in-line connections

Application

  • Water distribution and pressure boosting
  • Industrial circulation systems
  • Process water
  • Closed cooling circuits
  • Fire extinguishing systems
  • Washing systems
  • Irrigation

Equipment/function

  • Corrosion-resistant impellers, guide vanes and stage housings

Scope of delivery

  • Helix FIRST V high-pressure multistage centrifugal pump
  • Installation and operating instructions
  • Helix FIRST 2 – 16 (version PN16 with oval flanges): Cast iron counter flanges with the corresponding screws, nuts and gaskets

Type key

Example: Helix FIRST V 3606/2-5/25/E/KS/../400-50
Helix FIRST V Vertical high-pressure multistage centrifugal pump in in-line design
36 Flow rate in m3/h
06 Number of impellers
2 Number of trimmed impellers
5 Pump material
5 = Pump housing EN-GJL-250 cataphoretic-coated Hydraulics 1.4307 (AISI 304L)
25 Maximum operating pressure in bar
16 = Helix FIRST V 2.. to 16..: 16 bar: Oval flange PN 16 Helix FIRST V 22.. to 52..: 16 bar: DIN round flange PN 16
25 = Helix FIRST V 2.. to 16.. -5/25/E/S/..: 16 bar: DIN round flange PN 25 Helix FIRST V 2.. to 16.. -5/25/E/KS/..: 25 bar: DIN round flange PN 25 Helix FIRST V 22.. to 52..: 25 bar: DIN round flange PN 25
30 = Helix FIRST V 2.. to 52..: 30 bar: DIN round flange PN 40
E Seal type E = EPDM
K Cartridge type mechanical seal
S The coupling guard is on a line with suction and discharge ports of the pump.
400 Connection voltage in V
50 Frequency in Hz

Technical data

  • Electrical connection: 3~400 V (±10 %), 50 Hz
    • ≤ 4 kW 230 V/ 400 V; Δ/Y
    • > 4 kW 400 V/ 690 V; Δ/Y
  • Fluid temperature range: -20 to 120 °C
  • Max. operating pressure: 16, 25 or 30 bar
  • Protection class: IP 55
  • Max. ambient temperature: -15 °C – +40 °C
  • Helix FIRST V 2 – 16: PN 16 with oval flanges, PN 25/PN 40 with round flanges according to ISO 2531 and ISO 7005
  • Helix FIRSTV 22 – 52: PN 16/PN 25/PN 40 with round flanges according to ISO 2531 and ISO 7005

Materials

  • Impellers, stage housings and guide vanes of stainless steel 1.4307 (AISI 304L)
  • Pump housing made of EN-GJL-250, cataphoretically coated
  • Shaft made of stainless steel 1.4057 (AISI 304L)
  • Sleeve under the mechanical seal 1.4404 (AISI 316L)
  • O-Ring made of EPDM
  • Jacket pipe made of stainless steel 1.4301 (AISI 304)

Description/construction

  • Pumps can be adapted to specific circumstances on request (e.g. motor protection, ATEX, extended ambient temperature range).

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