AEMC PowerPad 8435 User Manual page 7

5.6.4 TRANSIENTS ................................................................................................................................................................ 88
5.6.5 INRUSH ......................................................................................................................................................................... 88
5.6.6 EDITING DOWNLOADED DATA ................................................................................................................................... 89
6. SPECIFICATIONS .......................................................................................................................................... 90
6.1 REFERENCE CONDITIONS ..................................................................................................................................................... 90
6.2 ELECTRICAL SPECIFICATIONS .............................................................................................................................................. 91
6.2.1 VOLTAGE INPUTS ........................................................................................................................................................ 91
6.2.2 CURRENT INPUTS ....................................................................................................................................................... 91
6.2.3 ACCURACY SPECIFICATIONS (EXCLUDING CURRENT PROBES) ......................................................................... 91
6.2.4 CURRENT PROBE ACCURACY (TO BE ADDED TO THE MODEL 8435'S ACCURACY) .......................................... 99
6.2.5 CURRENT PROBES AND SENSORS ........................................................................................................................ 100
6.2.6 THREE-PHASE 5A ADAPTER BOX (3-CHANNEL USE ONLY) ................................................................................. 102
6.2.7 POWER SUPPLY ........................................................................................................................................................ 103
6.3 MECHANICAL SPECIFICATIONS ........................................................................................................................................... 103
6.4 ENVIRONMENTAL SPECIFICATIONS ................................................................................................................................... 104
6.5 SAFETY SPECIFICATIONS .................................................................................................................................................... 104
7. MAINTENANCE ........................................................................................................................................... 105
7.1 BATTERY INDICATOR ............................................................................................................................................................ 105
7.2 RECHARGING THE BATTERY ............................................................................................................................................... 105
7.3 CHANGING THE BATTERY .................................................................................................................................................... 105
7.4 CLEANING .............................................................................................................................................................................. 106
7.5 UPDATING SOFTWARE & FIRMWARE ................................................................................................................................. 106
7.8 LIMITED WARRANTY ............................................................................................................................................................. 107
7.9 WARRANTY REPAIRS ............................................................................................................................................................ 108
APPENDIX A .................................................................................................................................................... 109
A.1 MATHEMATICAL FORMULAS FOR VARIOUS PARAMETERS ............................................................................................. 109
A.1.1 NETWORK FREQUENCY AND SAMPLING .............................................................................................................. 109
A.1.2 WAVEFORM MODE.................................................................................................................................................... 109
A.1.2.1 RMS VALUES OF HALF-CYCLE VOLTAGE AND CURRENT (EXCLUDING NEUTRAL) ................................. 109
A.1.2.2 MINIMUM AND MAXIMUM HALF-CYCLE RMS VALUES (EXCLUDING NEUTRAL) ........................................110
A.1.2.3 SEVERITY OF SHORT-TERM FLICKER - 10 MINUTES (EXCLUDING NEUTRAL) ......................................110
A.1.2.4 SEVERITY OF LONG-TERM FLICKER - 2 HOURS (EXCLUDING NEUTRAL) ................................................110
A.1.2.5 PEAK VALUES (NEUTRAL EXCEPT UPP AND UPM - OVER 250MS) ............................................................ 111
A.1.2.6 PEAK FACTORS (NEUTRAL INCLUDED EXCEPT UCF - OVER ONE SECOND) .......................................... 111
A.1.2.7 RMS VALUES (NEUTRAL EXCEPT URMS - OVER ONE SECOND) ................................................................ 111
A.1.2.8 REVERSE UNBALANCES (THREE-PHASE CONNECTION - OVER ONE SECOND) ....................................112
A.1.2.9 FUNDAMENTAL RMS VALUES (EXCLUDING NEUTRAL - OVER ONE SECOND) .........................................113
A.1.2.10 FUNDAMENTAL ANGULAR VALUES (EXCLUDING NEUTRAL - OVER ONE SECOND) .............................113
A.1.3 HARMONIC MODE ......................................................................................................................................................113
A.1.3.1 HFFT (NEUTRAL INCLUDED EXCEPT FOR UHARM AND VAHARM) .............................................................113
A.1.3.2 HARMONIC DISTORTIONS ...............................................................................................................................114
A.1.3.3 HARMONIC LOSS FACTOR (EXCLUDING NEUTRAL - OVER 4 CONSECUTIVE CYCLES) .........................114
A.1.3.4 K FACTOR (EXCLUDING NEUTRAL - OVER 4 CONSECUTIVE CYCLES EVERY SECOND) .......................115
A.1.3.5 SEQUENCE HARMONICS (OVER 3 × (4 CONSECUTIVE CYCLES) EVERY SECOND) ................................115
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