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Wilo-CronoNorm-NL

Baseplate pump with axial suction, in accordance with EN  733 (previously DIN 24255) and ISO 5199

  • Pumping clean or slightly contaminated water (max. 20 ppm) without solid matter for circulation, transfer and pressure boosting purposes.
  • Pumping heating water in accordance with VDI 2035, water/glycol mixtures, cooling/cold water and industrial water
  • Applications in municipal water supply, irrigation, building services, general industry, power stations, etc.
Special features/Product advantages
  • Burgmann mechanical seal with conical sealing chamber
  • Brand shaft protection
  • SPM connections for vibration and temperature sensors
  • Shaft deflection according to DIN ISO 5199
  • Permanently lubricated, generously dimensioned ball bearings (2Z version)
Wilo-CronoNorm-NL
Description/Design
  • Single-stage low-pressure centrifugal pump as baseplate pump with axial suction piece with flanged bearing bracket and axis mounting for flexibly coupled drives.
  • Spacer coupling (sleeve coupling) available as an option; they make it possible to leave the motor in position when removing the rotor unit
  • Shaft deflection meets the requirements of ISO 5199
Materials
  • Pump housingGrey cast iron spiral with anti-rotation ribs.With axially aligned suction piece and radial pressure ports and cast assembly feet.Dimensions and hydraulics are in accordance with DIN EN 733Flange PN 16 in accordance with DIN 2533 (DN 200 - PN 10/DIN 2532)
    • Grey cast iron spiral with anti-rotation ribs.
    • With axially aligned suction piece and radial pressure ports and cast assembly feet.
    • Dimensions and hydraulics are in accordance with DIN EN 733
    • Flange PN 16 in accordance with DIN 2533 (DN 200 - PN 10/DIN 2532)
  • Standard mechanical shaft seal AQ1EGG for water up to 120°C
  • Stuffing box for water up to 110°C
Scope of delivery
  • Pump with free shaft end or
  • Pump on baseplate with coupling and coupling protection, without motor or
  • Completely mounted pump on baseplate with electric motor
  • Housing: EN-GJL 250 - grey cast iron; impeller: EN-GJL 250 - grey cast iron or CC480K-GS - bronze; Mechanical seal or stuffing box; Standard coupling or spacer coupling
  • Installation and operating instructions
Wilo-CronoNorm-NL