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5-12 Appendix 1
* V12, V23, V31 : Line Voltage
* V1, V2, V3 : Phase Voltage
* A1, A2, A3 : Line Current
* P1, P2, P3 : True Power of each phase. (W)
* S1, S2, S3 : Apparent Power of each phase. (VA)
* Q1, Q2, Q3 : Reactive Power of each phase (VAR)
* PΣ : Total True Power (W)
* SΣ : Total Apparent Power (VA)
* QΣ : Total Reactive Power (VAR)
* PF1, PF2, PF3 : Power Factor of each phase
* PFΣ : Total Power Factor
* PFH : Long Term Average Power Factor ( WH/SH )
* Φ 1, Φ 2, Φ 3 : Phase Angle of each phase
* WH : Watt Hour
* SH : Apparent Power Hour
* QH : Reactive Power Hour
* 1Φ 2W : One phase by two wires
* 1Φ 3W : One phase by three wires
* 3Φ 3W : Three phases by three wires
* 3Φ 4W : Three phases by four wires
* SEC : The sampling time of data logger
* CT : Current transformer
* PT : Potential transformer
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