GSC60
EN - 1
Table of contents:
1.PRECAUTIONS AND SAFETY MEASURES ...............................................................3
1.1.Preliminary instructions ..................................................................................................... 3
1.2.During use ......................................................................................................................... 4
1.3.After use ............................................................................................................................ 4
1.4.Definition of measurement (overvoltage) category............................................................ 4
2.GENERAL DESCRIPTION ...........................................................................................5
2.1.Foreword ........................................................................................................................... 5
3.PREPARATION FOR USE ...........................................................................................6
3.1.Initial checks...................................................................................................................... 6
3.2.Instrument power supply ................................................................................................... 6
3.3.Storage.............................................................................................................................. 6
4.NOMENCLATURE........................................................................................................7
4.1.Instrument description ....................................................................................................... 7
4.2.Description of measuring leads ......................................................................................... 7
4.3.Keyboard description......................................................................................................... 8
4.4.Display description ............................................................................................................ 8
4.5.Initial screen ...................................................................................................................... 8
5.GENERAL MENU .........................................................................................................9
5.1.Instrument settings ............................................................................................................ 9
5.1.1.Language ................................................................................................................................. 9
5.1.2.Reference country.................................................................................................................. 10
5.1.3.Automatic Power OFF for display and key sound ................................................................. 10
5.1.4.System ................................................................................................................................... 10
5.1.5.Operator name entry.............................................................................................................. 11
5.1.6.System date/time setting........................................................................................................ 11
5.2.Information ...................................................................................................................... 11
6.OPERATING INSTRUCTIONS...................................................................................12
6.1.RPE: Continuity of protective conductors........................................................................ 12
6.1.1.Anomalous situations............................................................................................................. 15
6.2.M: Measurement of insulation resistance ..................................................................... 16
6.2.1.Anomalous situations............................................................................................................. 19
6.3.RCD: Test on differential switches .................................................................................. 20
6.3.1.AUTO mode ........................................................................................................................... 24
6.3.2.x½, x1, x2, x5 modes ............................................................................................................. 25
6.3.3.Mode x1 – Test on RCDs with delay time.............................................................................. 25
6.3.4.Mode ................................................................................................................................. 26
6.3.5.Test on earth leakage relay RCD .......................................................................................... 27
6.3.6.Anomalous situations............................................................................................................. 28
6.4.LOOP: Line impedance/Loop and overall earth resistance............................................. 31
6.4.1.Test types............................................................................................................................... 33
6.4.2.STD Mode – Generic test ...................................................................................................... 35
6.4.3.Mode kA – Verify of breaking capacity of protection device.................................................. 37
6.4.4.Mode I2t – Verify of protection against short-circuit ............................................................... 39
6.4.5.Mode - Verify of protection coordination ..................................................................... 42
6.4.6.Mode - Verify of protection coordination – Norvay country......................................... 44
6.4.7.Verify of protection against indirect contacts (TN system) .................................................... 46
6.4.8.Verify of protection against indirect contacts (IT systems) .................................................... 48
6.4.9.Verify of protection against indirect contacts (TT systems)................................................... 49
6.4.10.Impedance measurement by means of the accessory IMP57 .............................................. 51
6.4.11.Anomalous situations............................................................................................................. 53
6.5.SEQ: Phase sequence and phase concordance test...................................................... 55
6.5.1.Anomalous situations............................................................................................................. 58
6.6.LEAKAGE: Leakage current measurement and recording.............................................. 59
6.7.EARTH: Measurement of earth resistance...................................................................... 62
6.7.1.3-wire or 2-wire earth measurement and 4-wire ground resistivity ....................................... 62
6.7.2.3-wire or 2-wire earth measure – USA, Extra Europe and Germany countries .................... 68
6.7.3.Earth measurement with optional clamp T2100 .................................................................... 71
