| GLOSSARY OF COMMON ELECTRICAL TERMS |
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Phase - Classification of an ac circuit usually single-phase, two wire or three wire; two-phase, three wire or four wire; or three-phase, three wire or four wire. Three Phase Power - Three separate outputs from a single source. There is a phase difference of 120° between any two of the three voltages and currents. |
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| Source: Canadian Electrical Code and National Electrical Code |