ROOTECH ACCURA 3300E, User Manual

Page: 8 / 88

Contents Accura 3300E User Guide
Page 8
ⓒ
2015 Rootech Inc. All Rights Reserved
General Measurement Parameters ................................................................................................... 67
Measurement Event Parameters ....................................................................................................... 69
Measurements according to Voltage Connection Modes ................................................................... 70
Three Phase 4 Wire Connection ................................................................................................ 70
Three Phase 3 Wire Connection ................................................................................................ 71
Single Phase 3 Wire Connection ............................................................................................... 74
Single Phase 2 Wire Connection ............................................................................................... 75
Power Measurement Per Phase ........................................................................................................ 76
Calculation from Fundamental Frequency Components ............................................................. 76
Calculation from RMS Values, including Harmonics ................................................................... 76
Three-phase Power Measurement .................................................................................................... 77
Vector Sum .............................................................................................................................. 77
Arithmetic Sum ........................................................................................................................ 78
Power Factor(PF) Measurement ........................................................................................................ 79
LEAD/LAG of Current Phase ............................................................................................................ 79
Demand Measurement ................................................................................................................... 80
Demand .................................................................................................................................. 80
Predicted Demand ................................................................................................................... 80
Unbalance[NEMA MG1] ................................................................................................................. 81
Unbalance of Line-Neutral Voltage ........................................................................................... 81
Unbalance of Line-Line Voltage ................................................................................................ 81
Sequence Unbalance ...................................................................................................................... 81
Negative Sequence Unbalance Ratio......................................................................................... 82
Zero Sequence Unbalance Ratio ............................................................................................... 82
Aggregation ................................................................................................................................... 82
Appendix A Specifications ................................................................................................................ 83
Appendix B Standard Compliance .................................................................................................... 84
Appendix C Accuracy/Reliability ........................................................................................................ 85
Accuracy ................................................................................................................................. 85
Reliability ................................................................................................................................. 86
Appendix D Ordering Information .................................................................................................... 87