What is another term for the First Limit?
Refer to figure.
The first limit indicator is a crucial component that alerts the pilot when the helicopter approaches or reaches a predefined limit.
It is defined by which factor Ng, Nf, Torque or Turbine Temperature reaches its first limit and serves as an essential visual cue to ensure that the helicopter operates within safe and optimal performance limits, promoting the flight's safety and efficiency.
This information can be displayed on the Primary Flight Display (PFD).
Furthermore, it is called the "Power Index (PI)"
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