Neles™ – Neldisc® High Performance Triple Eccentric Disc Valve, Series L1 and L2

Neles™ – Neldisc® High Performance Triple Eccentric Disc Valve, Series L1 and L2

Benefits

  • Minimized pressure loss and energy costs of the process
  • Industry best valve capacity
  • Consistent performance even in the most difficult, changing process conditions
  • Shortest possible maintenance hours

Features

  • L1 wafer type, L2 lug type
  • Tripple offset, 2 piece shaft design
  • One piece, full metal sealing without any resilient parts in pipeline
  • High, long lasting tightness does not rely on differential pressure
  • Unique, industry best disc valve control behavior with patented S-disc feature – possible to mount even on existing valve units
  • Modular design minimizes the spare part inventory – same spares can be used in multiple Neles Neldisc designs
  • Minimized actuator torque. Smaller actuator and lower piping stress
  • Neldisc triple eccentric disc valves operate both in control and shut-off applications.
  • Compact and light weight construction with Neles B-series actuator
  • Suitable for vacuum service
  • Very tight even in low dp’s
  • Extended rangeability to 90 degrees control applications
  • In-built thermal  and pressure compensation
  • Optimized spare part inventory
  • Suitable to dirty and abrasive services

Applications

  • Pulp and paper
  • Water and waste water
  • Refining cooling waters
  • Oil and gas
  • Petrochemicals
  • ESD service
  • Industrial gas
  • Power generation

Specifications

Design
L1 – Wafer type
L2 – Lug type
Size range
DN 700 – 1200 / 28″ – 48″
Pressure classes
ASME 150 – 300, DIN PN 25, 40
Temperature range
-200 °C … +600 °C / -330 °F…+1110 °F