86T – Main Steam Pressure Low

Main Steam Pressure Low

Source : Pressure transmitter (2/3) ….EHG….

Implication: Will produce undue stress on Turbine blades due to reduction of “available enthalpy” (reduction in input conditions). Usually a Trip is preceded by an “de-loading of turbine” as per Turbine manufacturer recommendation.

Action: 86T

Turbine Trip Conditions