Page 88 - C.B.Trading-Avcon Ecatalogue
P. 88

Actuators







                   QRT-XXX Electric Actuator














             Specifications


      Enclosure:                         Waterproof / Dustproof Aluminium Alloy
                                         enclosure (Epoxy coated

      Housing:                           Aluminium cast housing which houses lifetime
                                         lubricated gear train.


      Mechanical Position:               All Models have continuous  position indicator
                                         fitted on the top of actuator cover



      Gear Train:                        High Alloy Steel Planetary gear train, self locking
                                         function, to avoid valveback lash, at factory level.
                                         Gear train are sufficiently lubricated with high\
                                         temperature sustain ability.



      Protection Class:                  All actuators qualify to IP-65 requirements; also to
                                         waterproof and Dustproof enclosure


      Electric Motor:                    Class ‘ F’ Insulated, extended duty cycle induction
                                         motor with built-in Thermal protection 120°C
                                         prevents motor burning when over heated


      Manual Override:                   All are Clutchless design, can be rotated on power

                                         failure. Full protected for Personal safety purpose
                                         when electric supply ceases, valve can be opened
                                         or Closed by manual operation; on restoring
                                         electricity, manual rotation stops


      Control:                               The actuator  can be fitted with Two different types
                                         of Control Cards.

       Torque Switches:                  This output signal can be used for indicating position-
                                         ing the valve with the help of 3.5 Digit Panel Meter
                                         (DPM), which is supplied with power supply unit




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