CONTENTS
1. INTRODUCTION.............................................................................4
1.1. Safety ................................................................................................................................4
1.2. Explanation of symbols on instrument..........................................................................4
1.3. General description.........................................................................................................5
1.4. Applied standards............................................................................................................6
1.5. Symbols used in this manual ..........................................................................................6
2. DESCRIPTION OF THE INSTRUMENT.....................................7
2.1. Front panel and rear panel.............................................................................................7
2.2. Terminals..........................................................................................................................8
2.3. Keyboard and indicators ................................................................................................8
2.4. Included in the set............................................................................................................9
2.5. Optional accessories........................................................................................................9
3. PUTTING INTO OPERATION................................................... 11
3.1. Connecting to mains outlet...........................................................................................11
3.2. Functionality test...........................................................................................................11
4. MEASUREMENTS........................................................................ 13
4.1. Measurement mode control - the
START
key .........................................................13
4.1.1. Measurement mode.......................................................................................................13
4.1.2. HOLD function.............................................................................................................14
4.2. Earth bond 200 mA -
RPE
...........................................................................................14
4.2.1. Test lead resistance compensation...............................................................................14
4.2.2. Earth bond measurement..............................................................................................15
4.3. Insulation resistance -
RISO
........................................................................................16
4.4. Substitute leakage current -
ISUB
...............................................................................17
4.4.1. Protective class I appliances........................................................................................17
4.4.2. Protective class II appliances –substitute touch leakage current...............................18
4.5. PE current during operation -
IPE
and differential leakage current -
I
............19
4.5.1. Protective class I one-phase appliances.......................................................................19
4.5.2. Three-phase and hard-wired appliances -
EXT
.........................................................21
4.6. Touch leakage current -
ID
.........................................................................................22
4.6.1. Protective class II appliances.......................................................................................23
4.6.2. Protective class I appliances........................................................................................24
4.7. Mains voltage and current consumption –
U, I
........................................................25
4.7.1. Mains voltage measurement.........................................................................................26
4.7.2. Current consumption measurement..............................................................................26
4.7.3. Current measurement by means of current clamp -
EXT
..........................................27
4.8. Active power consumption, apparent power consumption and cos
–
P, S
.........28
