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Industrial Process Pumps - ZLN, ZLK, ZLI


ZLN, ZLK, ZLI industrial process pumps are suitable for temperatures up to 170°C (338°F). This diverse range of general purpose pumps offers the user a low life-cycle cost solution. Capital cost, power consumption, maintenance, reliability and waste, have all been considered during the extensive development phase.


  • General Industry
  • Chemicals
  • Water
  • Oil & Gas
  • Power

industry sectors

  • Food & Beverage
  • Other Industries
  • Specialty (Fine & Consumer)
  • Biofuels
  • Pharmaceutical
  • Water
  • Agriculture
  • Water Management
  • Desalination
  • Upstream Exploration & Production
  • Downstream Processing
  • Conventional Steam
  • Combined Cycle
  • Biomass and MSW

Hydraulic Institute European Regulation No. 547/2012, EN 733/ISO 2858, DIN 5199 and ISO 9908

Operating Parameters

Flow: max 1800 m³/h (7926 US gpm)
Heads: max. 140 m (459 ft)
Pressure: to PN 16 (232 psi)
Temperature: max. 170°C (338°F)

Design Range

Sizes from 32 mm (1.25 in) to 300 mm (12 in)

Features & Benefits
  • Low power consumption:
  • We fulfill the standard for the future (eco design requirements of EC 2009/125/EC
  • Optimizes hydraulic grading
  • Full compliance with EN 733
  • Low shaft deflection and thereof longer mechanical seal life
  • For ZLK (closed coupled) no baseplate, coupling and guard needed
  • Saving up to 20% of the cost for purchase, installation, maintenance and repair compared with units on baseplate
  • Only reduced spae is required on customer side
  • Extended ball bearing lifetime
  • Long Mean time between Failure
  • Easy on site service
  • No regular maintenace required
  • Simple condition monitoring

Bare shaft design ZLN
Close coupled design ZLK
Inline design ZLI


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