TABLE OF CONTENTS
4
NG10 - Manual - 04 - 2022
7 PROGRAMMING AND SETTINGS 112
7.1 SW ThyVisor ....................................................................................................................................................................................................112
ThyVisor installation ....................................................................................................................................................................................112
ThyVisor use .................................................................................................................................................................................................112
7.2 MMI (Man Machine Interface) ................................................................................................................................................................... 113
Reading variables (READ) ......................................................................................................................................................................... 113
Setting modifying (SET) ............................................................................................................................................................................. 113
TEST ...............................................................................................................................................................................................................115
COMMUNICATION ......................................................................................................................................................................................115
Circuit breaker commands ........................................................................................................................................................................116
Enable / block changes via keyboard - Password .................................................................................................................................116
7.3 MODULES MANAGEMENT ...........................................................................................................................................................................117
7.4 MAINTENANCE .............................................................................................................................................................................................. 118
7.5 REPAIR ............................................................................................................................................................................................................. 118
7.6 PACKAGING .................................................................................................................................................................................................... 118
8 APPENDIX 119
8.1 APPENDIX A1 - Inverse time IEC curves .................................................................................................................................................. 119
Mathematical formula ............................................................................................................................................................................... 119
Measures residual overcurrent 50N/51N - Standard inverse time curve (IEC 60255-3/BS142 type A) ....................................... 120
Measures residual overcurrent 50N/51N - Very inverse time curve (IEC 60255-3/BS142 type B).................................................121
Measures residual overcurrent 50N/51N - Extremely inverse time curve (IEC 60255-3/BS142 type C) .......................................122
8.2 APPENDIX A2 - Inverse time ANSI/IEEE curves ...................................................................................................................................... 123
Mathematical formula ............................................................................................................................................................................... 123
Measured residual overcurrent 50N/51N - Moderately inverse time curve (ANSI/IEEE type MI) ...............................................124
Measured residual overcurrent 50N/51N - Very inverse time curve (ANSI/IEEE type VI) ............................................................125
Measured residual overcurrent 50N/51N - Extremely inverse time curve (ANSI/IEEE type EI) ...................................................126
8.3 APPENDIX A3 - Inverse time EM curves ...................................................................................................................................................127
Mathematical formula ................................................................................................................................................................................127
Measured residual overcurrent 50N/51N - Electromechanical inverse curves (EM) ................................................................... 128
8.4 APPENDIX B1 - I/O Diagram ........................................................................................................................................................................ 129
8.5 APPENDIX B2 - Interfaces ........................................................................................................................................................................... 130
8.6 APPENDIX B3- Connection diagrams .........................................................................................................................................................131
8.7 APPENDIX C - Dimensions ............................................................................................................................................................................134
8.8 APPENDIX D - Setting table ..........................................................................................................................................................................135
8.9 APPENDIX E - EC Declaration of conformity ............................................................................................................................................. 158