CIRCUTOR CVMk2 Series - Manual (Page 9)

9
CVM k2
6.1.5.4 Apparent Power ......................................................................................... 98
6.1.5.5 Total Power................................................................................................ 99
6.1.6, POWER FACTOR ......................................................................................... 100
6.1.7 COS
j
........................................................................................................ 100
6.2. DEMAND .............................................................................................................103
6.3 ENERGY ...............................................................................................................104
6.3.1 PRESENT ENERGY ...................................................................................... 104
6.3.2 MONTH ENERGY .......................................................................................... 105
6.3.3 YEARLY ENERGY .......................................................................................... 105
6.4 EXPANSION CARDS ...........................................................................................106
6.4.1 CARD WITH 8 DIGITAL INPUTS / 8 OUTPUTS ........................................... 106
6.4.2 CARD WITH 8 RELAY INPUTS / 4 OUTPUTS.............................................. 107
6.4.3 CARD WITH 8 ANALOGUE INPUTS / 4 OUTPUTS ..................................... 107
6.4.4 μSD-ETHERNET AND μSD MEMORY CARD ............................................... 108
6.4.5 μSD MEMORY CARD .................................................................................... 108
6.4.6 ANALOGUE ± 5 MA AND STATIC OUTPUTS CARD .................................... 109
6.4.7 PROFIBUS COMMUNICATIONS CARD ........................................................ 110
7. QUALITY
7.1 HARMONICS ......................................................................................................... 111
7.1.1 VOLTAGE THD ............................................................................................... 112
7.1.2 CURRENT THD .............................................................................................. 113
7.1.3 VOLTAGE HARMONICS ................................................................................ 114
7.1.4 CURRENT HARMONICS ............................................................................... 116
7.2. DISTURBANCES ................................................................................................ 118
7.2.1 FLICKER ......................................................................................................... 118
7.2.1.1 PST Calculation ....................................................................................... 119
7.2.1.2 Real Time Weighted Average Calculation............................................... 119
7.2.2 K FACTOR ..................................................................................................... 120
7.2.3 UNBALANCE AND ASYMMETRY ................................................................. 121
7.2.4 CREST FACTOR ............................................................................................ 122
8. COMMUNICATIONS
8.1. MODBUS/RTU PROTOCOL © ............................................................................123