Wilo-Helix EXCEL

Series description

Design

Non-self-priming, highly efficient fully stainless-steel high-pressure multistage centrifugal pump with EC motor of energy efficiency class IE5 in accordance with IEC 60034-30-2, in vertical design with integrated high-efficiency drive and in-line connections

Application

  • Water supply and pressure boosting
  • Industrial circulation systems
  • Process water
  • Closed cooling circuits
  • Washing systems
  • Irrigation

Type key

Example:Helix EXCEL 110-02/02-1/A3/E/KS
HelixEXCELVertical high-pressure multistage centrifugal pump in in-line design (electronically controlled)
110Flow rate in m3/h
02Number of impellers
2Number of trimmed impellers
1Pump material
 1 =Pump housing 1.4301 (AISI 304) Hydraulics 1.4307 (AISI 304L); Baseplate EN-GJL 250, cataphoretic coated; [only Helix EXCEL 16.. and smaller]
 2 =Pump housing 1.4404 (AISI 316L) Hydraulics 1.4404 (AISI 316L) Baseplate EN-GJL 250, cataphoretic coated
A3Flange design
 A3 =ANSI flange 300lbOptional and available upon request
 O =flanges with Female NPT counter flanges
 P=Victaulic connection
EGasket type
 E=EPDM
 V=FKM
KCartridge mechanical seal
SThe coupling guard is on a line with suction and discharge ports of the pump

Equipment/function

  • Impellers, diffusors and stage housings made of corrosion-resistant material

Materials

Helix EXCEL 10, 20, 30, 50, 80:

Standard version

  • Impellers, stage housings and diffusors of stainless steel AISI304L
  • Pump housing of stainless steel AISI304
  • Base plate and lantern of cataphoresis-coated grey cast iron EN-GJL 250
  • Shaft of stainless steel AISI304 or AISI318 LN (depending on version)
  • Sleeve under the mechanical seal AISI316L
  • O-ring of EPDM (FKM gasket on request)
  • Jacket pipe of stainless steel AISI 304

For aggressive media

  • Impellers, stage housings and diffusors of stainless steel AISI316L
  • Pump housing of stainless steel AISI316L
  • Shaft of stainless steel AISI316L or AISI318 LN (depending on version)
  • Sleeve under the mechanical seal AISI316L
  • O-ring of FKM (EPDM gasket on request)
  • Pump Housing Pipe stainless steel AISI316L

Helix EXCEL 110, 190, 270:

Standard version

  • Stage housings, impellers, diffusers of stainless steel AISI304L
  • Pump Housing made of stainless steel AISI 304
  • Connection flanges: Loose split flanges made of cataphoretic-coated grey cast iron ASTM A 48 Class 35/40
  • Shaft of stainless steel AISI431
  • Sleeve under the mechanical seal AISI316L
  • O-ring of EPDM (FKM gasket on request)
  • Pump housing pipe of stainless steel AISI304

For aggressive media

  • Stage housings, impellers, diffusors of stainless steel AISI316L
  • Pump Housing made of stainless steel AISI 316L
  • Connection flanges: Loose split flanges made of cataphoretic-coated grey cast iron ASTM A 48 Class 35/40
  • Base plate of stainless steel AISI304
  • Shaft of stainless steel AISI316L or AISI318 LN (depending on version)
  • Sleeve under the mechanical seal AISI316L
  • O-ring of FKM (EPDM gasket on request)
  • Pump housing pipe of stainless steel AISI316L

Scope of delivery

  • Helix EXCEL high-pressure multistage centrifugal pump
  • Installation and operating instructions

Duty chart

Pump curves

Product

PDF: Wilo-Helix EXCEL

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