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NA016 - Manual - 05 - 2022
Development tools ....................................................................................................................................................................................... 20
4.3 I/O DESCRIPTION .............................................................................................................................................................................................. 21
Metering inputs .............................................................................................................................................................................................21
Signal processing .......................................................................................................................................................................................... 21
Use of measured values ...............................................................................................................................................................................22
Binary inputs ................................................................................................................................................................................................. 23
Output relays ..................................................................................................................................................................................................24
LED indicators ................................................................................................................................................................................................25
Communication interfaces ...........................................................................................................................................................................26
4.4 PROTECTIVE ELEMENTS .................................................................................................................................................................................27
Rated values ...................................................................................................................................................................................................27
Phase overcurrent - 50/51 ........................................................................................................................................................................... 29
Residual overcurrent - 50N/51N .................................................................................................................................................................31
4.5 CONTROL AND MONITORING ....................................................................................................................................................................... 33
Data Logger ................................................................................................................................................................................................... 33
Trip circuit supervision - 74TCS.................................................................................................................................................................. 33
Circuit breaker supervision .........................................................................................................................................................................35
Test ..................................................................................................................................................................................................................36
Oscillography ................................................................................................................................................................................................36
5 MEASURES, LOGIC STATES AND COUNTERS 37
Measures ........................................................................................................................................................................................................ 37
Circuit breaker ...............................................................................................................................................................................................37
Counters .......................................................................................................................................................................................................... 37
Fault recording - SFR ....................................................................................................................................................................................37
Event recording - Events .............................................................................................................................................................................. 37
Setting changes - Settings ......................................................................................................................................................................... 38
Info .................................................................................................................................................................................................................. 38
Protections trip ............................................................................................................................................................................................. 38
Self-test .......................................................................................................................................................................................................... 38
Oscillography - DFR ..................................................................................................................................................................................... 39
6 INSTALLATION 41
6.1 PACKAGING .......................................................................................................................................................................................................41
6.2 MOUNTING ........................................................................................................................................................................................................41
6.3 ELECTRICAL CONNECTIONS ......................................................................................................................................................................... 43
6.4 NOMINAL CURRENT I
n
AND I
En
SETTING ................................................................................................................................................. 48
6.5 NOMINAL CURRENT I
n
SETTING FOR LPCT .............................................................................................................................................. 50
6.6 LED ALLOCATION .............................................................................................................................................................................................. 51
6.7 FINAL OPERATIONS .........................................................................................................................................................................................51
7 PROGRAMMING AND SETTINGS 52
7.1 SW ThyVisor ......................................................................................................................................................................................................52
ThyVisor installation ......................................................................................................................................................................................52
ThyVisor use ...................................................................................................................................................................................................52
7.2 MMI (Man Machine Interface) ..................................................................................................................................................................... 53
Reading variables (READ) ........................................................................................................................................................................... 53
Setting modifying (SET) ............................................................................................................................................................................... 53
Test ...................................................................................................................................................................................................................54
Communication ..............................................................................................................................................................................................55
Reset ................................................................................................................................................................................................................55
DEFAULT (Option) ..........................................................................................................................................................................................55
Data/time setting (Time) ...............................................................................................................................................................................55
7.3 MENU TREE........................................................................................................................................................................................................56
7.4 MAINTENANCE ................................................................................................................................................................................................ 58
7.5 REPAIR ............................................................................................................................................................................................................... 58
7.6 PACKAGING ...................................................................................................................................................................................................... 58
8 APPENDIX 59
8.1 APPENDIX A1 - Inverse time IEC curves .................................................................................................................................................... 59
Mathematical formula ................................................................................................................................................................................. 59
Phase overcurrent 50/51 - Standard inverse time curve (IEC 60255-3/BS142 type A) ..................................................................... 60
Phase overcurrent 50/51 - Very inverse time curve (IEC 60255-3/BS142 type B) ..............................................................................61
Phase overcurrent 50/51 - Extremely inverse time curve (IEC 60255-3/BS142 type C) .....................................................................62
8.2 APPENDIX B1 - I/O Diagram .......................................................................................................................................................................... 63
8.3 APPENDIX B2 - Interfaces ..............................................................................................................................................................................64
8.4 APPENDIX B3 - Connection diagrams ..........................................................................................................................................................65
8.5 APPENDIX C - Dimensions ............................................................................................................................................................................. 68
8.6 APPENDIX D - EC Declaration of conformity .............................................................................................................................................. 69
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