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