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alternating current, AC
A type of electrical current, the direction of which is reversed at regular intervals or cycles.

In the United States, the standard is 120 reversals or 60 cycles per second. Electricity transmission networks use alternating current because voltage can be controlled with relative ease.

Alternating current is easier to transmit over long distances than direct current (DC), and it is the form of electricity used today in most homes and businesses.

Word Entries containing the term: “ac
total AC load demand
The sum of the alternating current loads.

This value is important when selecting an inverter.

This entry is located in the following units: load, loading, loaded (page 2) Photovoltaic Conversion Efficiency Terms + (page 22)