EPM 6000 MULTI-FUNCTION POWER METERING SYSTEM – USER GUIDE TOC–1

Table of Contents

1: OVERVIEW INTRODUCTION ................................................................................................................................ 1-1
DESCRIPTION ........................................................................................................................ 1-1
HIGHLIGHTS ......................................................................................................................... 1-1
FEATURES ............................................................................................................................................ 1-3
UNIVERSAL VOLTAGE INPUTS ............................................................................................ 1-3
CURRENT INPUTS ................................................................................................................. 1-3
UTILITY PEAK DEMAND ....................................................................................................... 1-3
MEASURED VALUES ............................................................................................................ 1-4
ORDERING ........................................................................................................................................... 1-5
ORDER CODES ..................................................................................................................... 1-5
SPECIFICATIONS ............................................................................................................................... 1-6
INPUTS/OUTPUTS ................................................................................................................ 1-6
METERING ............................................................................................................................. 1-6
ENVIRONMENTAL ................................................................................................................. 1-7
COMMUNICATIONS .............................................................................................................. 1-7
MECHANICAL PARAMETERS ................................................................................................ 1-7
APPROVALS ........................................................................................................................... 1-8
2: ELECTRICAL
BACKGROUND
THREE-PHASE POWER MEASUREMENT ................................................................................. 2-1
DESCRIPTION ........................................................................................................................ 2-1
THREE-PHASE SYSTEM CONFIGURATIONS ........................................................................... 2-2
DESCRIPTION ........................................................................................................................ 2-2
WYE CONNECTION .............................................................................................................. 2-2
DELTA CONNECTION ........................................................................................................... 2-4
BLONDELL'S THEOREM AND THREE-PHASE MEASUREMENT ........................................ 2-5
POWER, ENERGY, AND DEMAND .............................................................................................. 2-8
DESCRIPTION ........................................................................................................................ 2-8
POWER .................................................................................................................................. 2-8
ENERGY ................................................................................................................................. 2-8
DEMAND ...............................................................................................................................2-10
REACTIVE ENERGY AND POWER FACTOR ............................................................................. 2-12
REAL, REACTIVE, AND APPARENT POWER ........................................................................ 2-12
POWER FACTOR ................................................................................................................... 2-13
HARMONIC DISTORTION .............................................................................................................. 2-14
HARMONICS OF A NON-SINUSOIDAL WAVEFORM ......................................................... 2-14
INDUCTIVE AND CAPACITIVE IMPEDANCE ......................................................................... 2-15
VOLTAGE AND CURRENT MONITORING ............................................................................ 2-15
WAVEFORM CAPTURE ......................................................................................................... 2-16
POWER QUALITY .............................................................................................................................. 2-17
DESCRIPTION ........................................................................................................................ 2-17
3: INSTALLATION MECHANICAL INSTALLATION ..................................................................................................... 3-1
DIMENSIONS ......................................................................................................................... 3-1
ANSI INSTALLATION STEPS ............................................................................................... 3-2
DIN INSTALLATION STEPS .................................................................................................. 3-3
ELECTRICAL INSTALLATION ......................................................................................................... 3-5