The principles of operation of the automatic voltage regulator
is that of the excitation system. The working principle is to
regulate the flow of reinforcement on the exciter.
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"b. Green." The Narrow Panel Automatic Regulator (NPAR) has
three toggle switches. The "On / Off" switch is on the right, and
it is green.
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"b. Green." The Narrow Panel Automatic Regulator (NPAR) has
three toggle switches. The "On / Off" switch is on the right, and
it is green.