Series ZX Rotary Globe

Metso’s Neles® RotaryGlobe series ZX control valve is designed to control a wide range of process liquids, gases and vapors. Its reliable and rugged construction with variety of different trim choices makes the Neles® RotaryGlobe an ideal choice for general and severe service control valve applications. The valve provides excellent control accuracy with the inherent benefits of a rotary valve. The optimized design results in reliability and control stability and reduces lifetime costs.

Features

  • Simple construction.
  • Anti-blowout shaft.
  • Thrust bearing outside the pressure boundary.
  • Low emissions according to TA-Luft / VDI 2440.
  • Fire safe certification according to API 607, 6th edition.
  • Wide trim selection with several capacities and characteristics ensure optimal control performance according to application needs.
  • Capable to handle high pressure drop with wide rangeability.
  • Versatile mounting orientations.

Benefits

  • Unique design combining the benefits of rotary and linear control valve technology.
  • Excellent reliability with low maintenance cost
  • Inherently balanced trim design allows low operational torque and stable control for the whole opening range
  • Live loaded rotary packing ensures low fugitive emissions

Applications

  • Refining
  • Petrochemicals
  • Chemicals
  • Power generation

Specifications

  • Body construction:            Flanged
  • Body pressure rating:       PN 40 – 250 / ASME Class 150 – 1500
  • Face to face:        According to IEC 60534-3-1 / ISA 75.08.01 (globe length)
  • Size range:           DN 15 – 100 / 1/2″ – 4″
  • Temperature range:         -80 … +425 °C / -110 …+797 °F
  • Tightness:             According to ANSI/FCI 70-2 Class IV