HT instruments PQA824 User Manual
Page 3
PQA400 - PQA823 - PQA824
EN - 2
5.4.7.
Voltage Anomalies .................................................................................................................... 54
5.4.8.
Inrush current (only PQA82x) ................................................................................................... 56
5.4.9.
Flicker ....................................................................................................................................... 57
5.4.10.
Unbalance ................................................................................................................................. 58
5.4.11.
Spike (only PQA824) ................................................................................................................ 58
5.4.12.
Predefined configurations ......................................................................................................... 59
5.4.13.
Start a recording ....................................................................................................................... 67
5.4.13.1.
Automatic start of recording ............................................................................................................. 69
5.4.14.
During a recording .................................................................................................................... 70
5.5.
Saved data management section ........................................................................................ 72
5.5.1.
Recording analysis (Reg type) ................................................................................................. 73
5.5.1.1.
Recording information ..................................................................................................................... 73
5.5.1.2.
Recording graph .............................................................................................................................. 74
5.5.1.3.
Dips ans swells ................................................................................................................................ 76
5.5.1.4.
Fast transient ................................................................................................................................... 77
5.5.1.5.
Inrush currents ................................................................................................................................ 79
5.5.1.6.
EN50160 ......................................................................................................................................... 81
5.5.1.7.
Analysis of consumed energy .......................................................................................................... 83
5.5.1.8.
Analysis of producted energy .......................................................................................................... 84
5.5.2.
Recording analysis (Istant type) ............................................................................................... 85
5.5.2.1.
Recording information ..................................................................................................................... 85
5.5.2.2.
Graph .............................................................................................................................................. 86
5.5.2.3.
Harmonics analysis ......................................................................................................................... 91
5.5.2.4.
Vectors .......................................................................................................................................... 102
5.5.2.5.
Measures ....................................................................................................................................... 108
5.5.3.
Transfer recordings to a external Pen Driver USB ................................................................. 116
5.5.4.
Saving recordings to external Compact Flash (only PQA82x) ............................................... 117
5.6.
Meter information .............................................................................................................. 118
6.
CONNECTION OF METER TO PC (WITH WIN XP) ............................................... 119
7.
MEASURING PROCEDURES ................................................................................ 120
7.1.
Using of meter in a Single phase system .......................................................................... 120
7.2.
Using of meter in a Three phase 4 wire system ................................................................ 121
7.3.
Using of meter in a Three phase 3 wire system ................................................................ 122
7.4.
Using of meter in a Three phase 3 wire ARON system..................................................... 123
8.
MAINTENANCE ...................................................................................................... 124
8.1.
General ............................................................................................................................. 124
8.2.
Situations relative to internal battery ................................................................................. 124
8.2.1.
Replacement internal battery .................................................................................................. 124
8.3.
Cleaning ............................................................................................................................ 124
8.4.
End of life .......................................................................................................................... 124
9.
TECHNICAL SPECIFICATIONS ............................................................................. 125
9.1.
Technical features ............................................................................................................. 125
9.2.
General features ............................................................................................................... 127
9.3.
Environment ...................................................................................................................... 127
9.3.1.
Climatic condition ................................................................................................................... 127
9.4.
Accessories ....................................................................................................................... 127
10.
APPENDIX – THEORETICAL OUTLINES .............................................................. 128
10.1.
Voltage Anomalies ........................................................................................................ 128
10.2.
Voltage and current Harmonics ..................................................................................... 128
10.2.1.
Theory ..................................................................................................................................... 128
10.2.2.
Limit values for harmonic voltage ........................................................................................... 129
10.2.3.
Presence of harmonics: causes ............................................................................................. 130
10.2.4.
Presence of harmonics: consequences ................................................................................. 130
10.3.
Inrush currents (only PQA82x) ...................................................................................... 131
10.4.
Flicker ............................................................................................................................ 132
10.5.
Supply voltage unbalance ............................................................................................. 133
10.6.
Voltage fast transients (spikes) (only PQA824) ............................................................. 134
10.7.
Power and power factor: definitions .............................................................................. 136
10.7.1.
Conventions on powers and power factors ............................................................................ 137
10.7.2.
Three phase 3 wire ARON system ......................................................................................... 138