a. Attain Turbine at Rated speed (3000 RPM)
b. Raise the turbine rotation until close the value set "Trip speed mechanical governor", which is 110% (3300 ~ 3330 RPM) by pressing the "TEST overspeed"
c. Check the current state the turbine trip:
- Trip Speed of Emergency Governor trip device
- Indication of "TURBINE RESET" position Off
- Indication of "TURBINE TRIP" position On
- Alarm "Emergency Trip Device" appears in announciator and Summary
- Turbine Valves Closed
d. After checking the above conditions, Reset the Emergency trip device after rotation turbine is less than 3000 RPM and return to normal speed