Manual

GSC53N - GSC57 - ZG47
EN - 3
11.2. ANALYSER MEMORY ......................................................................................................................................... 114
12. CONNECTING THE INSTRUMENT TO A PC ...........................................................................................115
13. CONNECTION THROUGH BLUETOOTH PROTOCOL............................................................................115
14. MAINTENANCE.........................................................................................................................................116
14.1. General Instruction ............................................................................................................................................... 116
14.2. Battery Replacement ........................................................................................................................................... 116
14.3. Instrument Cleaning ............................................................................................................................................. 116
14.4. END OF LIFE ....................................................................................................................................................... 116
15. TECHNICAL SPECIFICATIONS ...............................................................................................................117
15.1. Technical Features .............................................................................................................................................. 117
15.1.1. Safety Test functions .....................................................................................................................................................117
15.1.2. ANALYSER and AUX functions .....................................................................................................................................119
15.2. Standards ............................................................................................................................................................ 120
15.2.1. General ..........................................................................................................................................................................120
15.2.2. EMC ...............................................................................................................................................................................120
15.2.3. Safety Test .....................................................................................................................................................................120
15.2.4. ANALYSER ....................................................................................................................................................................120
15.3. General Specifications ......................................................................................................................................... 121
15.3.1. Mechanical Data ............................................................................................................................................................121
15.3.2. Power supply .................................................................................................................................................................121
15.3.3. Display ...........................................................................................................................................................................121
15.3.4. Memory ..........................................................................................................................................................................121
15.4. ENVIRONMENT .................................................................................................................................................. 121
15.5. ACCESSORIES ................................................................................................................................................... 122
16. SERVICE ...................................................................................................................................................124
16.1. WARRANTY CONDITIONS ................................................................................................................................. 124
16.2. SERVICE ............................................................................................................................................................. 124
17. PRACTICAL REPORTS FOR ELECTRICAL TESTS ...............................................................................125
17.1. Continuity Test on Protective Conductors ............................................................................................................ 125
17.2. Insulation Resistance Measurement of The Electrical Installations (250Vdc, 500Vdc, 1000Vdc) ........................ 127
17.3. Check of the Circuit Separation ........................................................................................................................... 130
17.4. Earth Resistance Measurement in TT Systems ................................................................................................... 133
17.5. Working Test of Rcds (Rcd, Rcd/Dc, Rcd S, Rcd/Dc S) ...................................................................................... 134
17.6. Test of Rcd Tripping Time (Rcd, Rcd/Dc) ............................................................................................................ 135
17.7. Measurement of Short-Circuit Fault Impedance (Z
pn
, Z
pp
) .................................................................................... 136
17.8. Fault Loop Impedance Measurement (Phase – Earth) ........................................................................................ 136
17.9. Earth Resistivity Measurement ............................................................................................................................ 137
17.10. Voltage Anomalies (Voltage Sag and Surge) .............................................................................................. 139
17.11. Voltage and current Harmonics ................................................................................................................... 139
17.11.1. Theory ..................................................................................................................................................................139
17.11.2. Limit values for harmonics ...................................................................................................................................141
17.11.3. Presence of harmonics: causes ...........................................................................................................................141
17.11.4. Presence of harmonics: consequences ...............................................................................................................142
17.12. Power and Power Factor Definition ............................................................................................................. 142
17.12.1. Conventions on powers and power factors ..........................................................................................................144
17.12.2. 3 Phase 3 Wire System........................................................................................................................................145
17.13. Measuring Method: outlines ........................................................................................................................ 146
17.13.1. Integration periods ...............................................................................................................................................146
17.13.2. Power factor calculations .....................................................................................................................................146
18. APPENDIX 1 – MESSAGES DISPLAYED ................................................................................................147
19. APPENDIX 2 – RECORDABLE PARAMETERS: SYMBOLS ...................................................................148