RTK Pneumatic Actuated Control Valve - PV 6211, PV 6311, PV 6411

• RTK PV 6211, PV 6311, PV 6411 Pneumatic Actuated Control Valve for on-off, modulating, mixing and diverting application.
  
• Body material in cast iron, ductile iron, cast steel, high temperature cast steel and stainless steel,
• Sizes : DN 15 to 400; ½" to 12"
• Pressure rating PN 16 to 160, ANSI Class 150 to 900,
• Temperature -60 °C to +530 °C
• With bellow seal design : PV 6214, PV 6224, PV 6234, PV 6314, PV 6324, PV 6334, PV 6414, PV 6424, PV 6434
• 2 way straight thru globe valve, 3 way mixing valve or 3 way diverting valve
• On-off plug, parabolic plug, perforated plug, V-port cone, Mixing-/ Diverting plug
• Seat leakage: Class IV (<0,01% Kvs) metallic tight acc. DIN EN 1349: Class IV-S2 (<0,005% Kvs) lapped in
• Class VI (tight closing) soft seated with PTFE (max. +200°C)
• Connection : Flanged DIN / ANSI, welding ends, screwed ends
• Mounted with pneumatic actuators, spring to close or open ( RTK ST 6115 / ST 6135 / ST 6160 / ST 6175 / STI actuators)
• PV 62XX - Actuator effective diaphragm area - 120 / 280 cm²
• PV 63XX - Actuator effective diaphragm area - 530 cm²
• PV 64XX - Actuator effective diaphragm area - 1000 cm²
• Manual handwheel, I/P positioner, Pneumatic positioner.

Application :

• boiler feedwater
• pressure reducing
• pressure maintaining
• surplussing
• temperature control
• level control
• flow control
• burner fuel oil control
• overflow
• make up water
• vent valve
• start up
• sootblower
• air pre-heater
• regulating superheater temperature
• injection cooling water for superheater
• desuperheater
• attemperator
• steam conditioning
• steam converting
• control for heating oil, gas, condensate,
• control for LP steam, MP steam, HP steam,
• heating steam for deaerator,
• aeration steam for deaerator
• deaerator steam/pressure/level control
• condensate discharge
• extract steam control
• seal-steam control for turbine or condenser
• leakage-steam control
• seal-steam cooler
• cooling water control
• chill water control.