ValveWorld, Rotork has secured a major order for 1,300 of its RC200 actuators. Following the successful completion of a severe fire test, the actuators have been ordered for tunnel ventilation damper control in the latest stage of the Thomson Mass Rapid Transit (MRT) line in Singapore.According to an article appeared on
The order from a local damper manufacturer is for RC200 high temperature pneumatic actuators for installation on the fully underground sixth section of the MRT line. In addition to ventilation, the dampers are designed to provide vital safety related duties in the event of a fire.
To verify compliance with the critical operating demands of the application, an RC200 actuator was subjected to stringent testing which involved heating to an ambient temperature of 250° C for two hours, followed immediately by a one cycle functional test.