Charge Controller
An electronic device which regulates the voltage applied to a battery or battery bank.
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Charge (Battery)
The conversion of electrical energy from an external source, into chemical energy within a cell or battery.
Characteristic Impedance Ratio (C.I.R.)
The maximum value of the system impedance ratio for which the relay performance remains within the prescribed limits of accuracy.
Characteristic Curve
A plot or curve displaying the operating values of the characteristic quantities corresponding to various values or combinations of the energizing quantities.
Characteristic Angle
The angle between the vectors representing two of the energizing quantities applied to a relay used for the declaration of the performance.