Neles series D trunnion mounted ball valves incorporate several decade experience of metal-to-metal seat technology. Equipped with Neles B1 series actuator and VG9000 intelligent safety solenoid the valve assembly delivers high availability in demanding safety valve applications. For control applications valves can be equipped with top of the line Neles Q-trim™ ball valve noise attenuation trim options.
Features
Robust, heavy duty trunnion bearings
Unique Stemball® construction, no backlash on stem to ball connection, anti-blowout stem
2-piece split body
Application based seat selection options, metal-to-metal and soft seats
Neles Q-trim™ technology for control applications, anti-cavitation and noise attenuation
Latest Neles Q2-trim™ option available for gas applications
Low emissions according to ISO 15848, from cryogenic to high temperatures
Fire safe certified according to API 607
SIL3 certified
High Cv, including noise attenuations trims, which are designs self-flushing
Easy to maintain construction
Applications
ESD / ESV service (SIL 3)
HIPPS
De-pressurizing and blow down service
Low noise and anti-cavitation
Cryogenic service
High temperature service
High cycle and switching service
Molecular sieves
Solids handling
Chemical and petrochemical plants
Oil and gas production
Steam
Natural gas, LNG, LPG
Power plant