Thytronic NA30

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APPENDIX

236

NA30 - Manual - 04 - 2022

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Main Page

Table of Contents2
Introduction5
Scope and Liability5
Applicability5
Conformity5
Copyright5
Warranty5
Safety Recommendations5
Insulation Tests5
Product Identification6
Environment6
Graphical Conventions6
Glossary/Definitions6
General10
Preface10
Photo10
Main Features11
Technical Data12
Insulation12
EMC Tests for Interference Immunity12
Voltage Dip and Interruption12
Emission13
Mechanical Tests13
Climatic Tests13
Safety13
Certifications14
Input Circuits14
Auxiliary Power Supply Uaux14
Phase Current Input Circuits14
Residual Current Input Circuit14
Residual Voltage Input Circuit14
Binary Input Circuits14
Block Input (Logic Selectivity)14
Output Circuits14
Relays14
Block Output (Logic Selectivity)15
MMI15
Communication Interfaces15
Local Port15
Remote Ports15
General Settings16
Protective Functions16
Base Current - IB16
Thermal Protection with Pt100 Probes - 2616
Thermal Image - 4916
Phase Overcurrent - 50/5116
Residual Overcurrent - 50N/51N18
Residual Overvoltage - 59N19
Directional Earth Fault Overcurrent - 67N19
Breaker Failure - BF22
Control and Monitoring23
Second Harmonic Restraint - 2Ndh-REST23
Trip Circuit Supervision - 74TCS23
Selective Block - BLOCK223
Circuit Breaker Supervision23
PLC (Programmable Logic Controller)24
Metering25
Accuracy (Type Tests)25
Measures25
Function Characteristics26
Hardware Description26
Power Supply Board27
CPU Board27
Input Board27
MMI (Keyboard, LED and Display)27
Software Description28
Base Software28
Real-Time Operating System28
Task28
Drivers29
Application Software29
Data Base29
Self Test (Application)29
Development Tools (Builder)29
I/O Description30
Metering Inputs30
Signal Processing30
Conventions33
Use of Measured Values34
Binary Inputs35
Output Relays40
LED Indicators42
Communication Interfaces44
Protective Elements45
Rated Values45
Thermal Protection with RTD Thermometric Probes - 2647
Thermal Image - 4949
Phase Overcurrent - 50/5160
Residual Overcurrent - 50N/51N70
Residual Overvoltage - 59N80
Ground Directional Overcurrent - 67N84
Breaker Failure - BF107
Control and Monitoring109
Logical Block - BLOCK1109
Selective Block - BLOCK2111
Internal Selective Block -BLOCK4116
Remote Tripping117
Frequency Tracking118
Second Harmonic Restraint - 2Ndh-REST119
Cold Load Pickup - CLP120
CT Supervision - 74CT122
Trip Circuit Supervision - 74TCS123
Circuit Breaker Supervision126
Demand Measures129
Oscillography129
Measures, Logic States and Counters130
Measures130
Protection130
Delayed Inputs130
Internal States130
Relays131
Counters131
Self Test131
Pilot Wire Diagnostic132
Selective Block - BLOCK2132
Fault Recording - SFR132
Event Recording - SER133
Oscillography - DFR133
Installation135
Packaging135
Mounting135
Electrical Connections139
NOMINAL CURRENT I N and I en SETTING149
Nominal Current Iand Isetting149
Led Allocation153
Final Operations153
Programming and Settings154
SW Thyvisor154
Thyvisor Installation154
Thyvisor Use154
MMI (man Machine Interface)155
Reading Variables (READ)155
Setting Modifying (SET)155
Test157
Communication157
Circuit Breaker Commands158
Enable / Block Changes Via Keyboard - Password158
Modules Management159
Maintenance160
Repair160
Packaging160
Appendix161
APPENDIX A1 - Inverse Time IEC Curves161
Mathematical Formula161
Phase Overcurrent 50/51 - Standard Inverse Time Curve (IEC 60255-3/BS142 Type A)162
Phase Overcurrent 50/51 - very Inverse Time Curve (IEC 60255-3/BS142 Type B)163
Phase Overcurrent 50/51 - Extremely Inverse Time Curve (IEC 60255-3/BS142 Type C)164
Residual Overcurrent 50N/51N - Standard Inverse Time Curve (IEC 60255-3/BS142 Type A)165
Residual Overcurrent 50N/51N - very Inverse Time Curve (IEC 60255-3/BS142 Type B)166
Residual Overcurrent 50N/51N - Extremely Inverse Time Curve (IEC 60255-3/BS142 Type C)167
Ground Directional Overcurrent 67N - Standard Inverse Time Curve (IEC 60255-3/BS142 Type A)168
Ground Directional Overcurrent 67N - very Inverse Time Curve (IEC 60255-3/BS142 Type B)169
Ground Directional Overcurrent 67N - Extremely Inverse Time Curve (IEC 60255-3/BS142 Type C)170
APPENDIX A2 - Inverse Time ANSI/IEEE Curves171
Mathematical Formula171
Phase Overcurrent 50/51 - Moderately Inverse Time Curve (ANSI/IEEE Type MI)172
Phase Overcurrent 50/51 - very Inverse Time Curve (ANSI/IEEE Type VI)173
Phase Overcurrent 50/51 - Extremely Inverse Time Curve (ANSI/IEEE Type EI)174
Residual Overcurrent 50N/51N - Moderately Inverse Time Curve (ANSI/IEEE Type MI)175
Residual Overcurrent 50N/51N - very Inverse Time Curve (ANSI/IEEE Type VI)176
Residual Overcurrent 50N/51N - Extremely Inverse Time Curve (ANSI/IEEE Type EI)177
Ground Directional Overcurrent 67N - Moderately Inverse Time Curve (ANSI/IEEE Type MI)178
Ground Directional Overcurrent 67N - very Inverse Time Curve (ANSI/IEEE Type VI)179
Ground Directional Overcurrent 67N - Extremely Inverse Time Curve (ANSI/IEEE Type EI)180
APPENDIX A3 - Inverse Time - RECTIFIER, I T and EM Curves181
Mathematical Formula181
Phase Overcurrent 50/51 - Rectifier Curves182
Phase Overcurrent 50/51 - I T Inverse Curves (I2T=K)183
Phase Overcurrent 50/51 - Electromechanical Inverse Curves (EM)184
Residual Overcurrent 50N/51N - Electromechanical Inverse Curves (EM)185
Ground Directional Overcurrent 67N - Electromechanical Inverse Curves (EM)186
APPENDIX B1 - I/O Diagram187
APPENDIX B2 - Interfaces188
APPENDIX B3- Connection Diagrams189
APPENDIX C - Dimensions192
APPENDIX D - Setting Table193
APPENDIX E - EC Declaration of Conformity237

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