Examlex
Identify the single-row functions used with NULL values and describe their purpose.
Phase Current
The amount of current flowing in the phase of a three-phase load or power supply.
Line Current
The current flow in the line supplying a three-phase load.
Apparent Power
A measure of the total power in an AC circuit, expressed in volt-amperes (VA), that combines both real power (measured in watts) and reactive power (measured in volt-amperes reactive, or VARs).
Three-Phase Circuit
An electrical circuit design that uses three alternating currents, each of which reaches its peak value at one third of a cycle from the other, to efficiently supply power.
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