SMS Tork

Pneumatic Actuators

TORK Pneumatic Actuators are powerful, reliable and compact double rack pinion units for use with ball, butterfly and plug valves and any device requiring accurate fast or slow or proportional 90 ° turn motion. TORK Pneumatic Actuators are manufactured 7 different sizes both double acting and single acting spring return type. Besides standard manufacturing program, optionally pneumatic actuators can be manufactured with ± %10 stroke adjustable, 180° turn and 3- position types (open, half open, closed).

Specifications of Pneumatic Actuators:
 

• We provide high performance actutators
• High cycle life (1.000.000 operation)
• High torque value
• Standard position indicator
• For quarter turn valve automation (9Nm - 5162Nm)
• One compact design for double and single acting models
• Dual piston rack and pinion
• According to international standards (NAMUR, ISO5211)
• Body: Extruded aluminium
• Piston & Caps: Die cast aluminium
• 90° turn, two external travel stop adjustment ±5%
• 100% adjustable travel stop (on request)
• Pressure : Double acting: 2.5 bar .... 8 bar
  • Single acting : 4 bar .... 8 bar
• Temperature: Standard -20°C ..... 80°C On request -20°C ..... 150°C, -30°C .... 80°C
• TORK Pneumatic actuators have been manufactured since 1986
• Lubrication : All moving parts are factory lubricated
• On request; exproof model (II 2G EEx c IIB T4)