Wilo Helix First V Water Supply Booster Circulation Fire Irrigation High-Pressure Multi-Stage Centrifugal Pump

• Customization: Available
• Max.Head: 280m/H
• Max.Capacity: 80m³/H
• Model NO.: Wilo Helix FIRST V
• Driving Type: Motor
• Impeller Number: Multistage Pump
• Working Pressure: High Pressure Pump
• Influent Type of Impeller: Single Suction Pump
• Position of Pump Shaft: Vertical Pump
• Pump Casing Combined: Verticaljoint Surface Pump
• Mounting Height: Since Irrigation Centrifugal Pumps
• Impeller: Closed
• Usage: Circulating Pump
• Electrical Connection: 3~400 V (±10 %), 50 Hz
• 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
• Transport Package: Wooden Chest
• Trademark: Wilo
• Production Capacity: 100

Product Description

Wilo Helix FIRST V non-self-priming, high-efficiency multistage high-pressure centrifugal pump in vertical design with in-line connections
 

 Product Description

 

Technical data

          Flow range: <80m³/h

         Lift range: <280m/h

• 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

 

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
 

Application

 

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

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)

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