Hioki PW8001-01, Instruction Manual

Page: 3 / 262

i
Turning the instrument on
........................40
Turning the instrument off
.........................40
2.5 Setting Wiring Mode and
Configuring Current Sensor
Settings
.................................................41
Wiring mode ............................................42
Current sensor auto-recognition
function ...................................................42
Correcting phase errors for current
sensors ...................................................43
2.6 Simple Configuration (Quick Set)
......45
2.7 Zero Adjustment and Degaussing
(Demagnetization)
...............................46
2.8 Connecting Measurement Leads
and Sensors to Lines to Be
Measured
..............................................47
Wiring diagrams .......................................48
2.9 Checking Connections
........................49
3
Displaying Power
Numerically
51
3.1 Displaying Measured Values
.............51
3.2 Measuring Power
.................................53
Displaying measured power values ..........53
Displaying measured voltage or current
values .....................................................54
Voltage range and current range ..............54
Data refresh interval .................................57
Synchronization source ............................58
Low-pass filter (LPF) ................................60
Measurement upper frequency limit
and lower frequency limit (configuring
frequency measuring range) .....................61
Rectification method ................................62
Scaling (when using VTs [PTs] or CTs) ......63
3.3 Integrating Current and Power
..........64
Displaying integrated measured values
....65
Integration mode
......................................69
Integration measurement while using
the time control function
...........................70
3.4 Measuring Harmonic
...........................71
Displaying measured harmonic values ......71
Configuring settings common to
harmonics ................................................74
3.5 Measuring Efficiency and Loss
..........76
Efficiency and loss equations
...................76
Displaying efficiency and loss
...................77
3.6 Motor Measurement
(Motor Analysis-Equipped Model)
.....78
Motor measurement wiring
.......................78
Connection examples of motor analysis
....81
Displaying measured motor values
...........82
Zero adjustment of motor input
.................83
Contents
Introduction
........................................................1
Checking Package Contents
...........................2
Options (Sold Separately)
...............................3
Symbols and Abbreviations
.............................6
Safety Information
............................................8
Precautions for Use
..........................................9
Measurement Procedure
...............................12
1
Overview
13
1.1 Product Overview
................................13
1.2 Features
................................................13
1.3 Part Names and Functions
................15
1.4 Basic Operation
(Screen Display and Layout)
.............20
Screen operation .....................................20
Common screen display ...........................23
Measurement screen ...............................24
Screen configurations ..............................25
1.5 System Architecture
............................27
1.6 Example Measurement Setups
.........28
Measuring efficiency of power
conditioners .............................................28
Evaluating the performance of a power
interchange system with a power
conditioner ...............................................28
Evaluating conversion efficiency of
inverters with built-in SiC ..........................29
Analyzing of motors used for vehicles
including EV and HEV ..............................29
Evaluating performance of dual inverter
drive systems ..........................................30
Capable of handling special wiring
configurations, such as for measuring
performance of 6-phase motors and for
loss of reactors ........................................30
2
Preparing for
Measurement
31
2.1 Inspecting the Instrument before
Use
........................................................32
2.2 Connecting the Voltage Cords
(Voltage Input)
......................................33
2.3 Connecting the Current Sensors
(Current Input)
......................................34
Probe 1 terminal
......................................35
Probe 2 terminal
......................................37
If the input exceeds the measurable
range (using VTs and CTs)
.......................38
2.4 Supplying Power to the
Instrument
.............................................39
Connecting the power cord
......................39
PW8001A961-00
HIOKI PW8001A961-00