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NV10B - Manual - 04 - 2022
TABLE OF CONTENTSTABLE OF CONTENTS
1 INTRODUCTION 5
Scope and liability ...........................................................................................................................................................................................5
Applicability ......................................................................................................................................................................................................5
Conformity ........................................................................................................................................................................................................5
Technical support ............................................................................................................................................................................................5
Copyright ...........................................................................................................................................................................................................5
Warranty ...........................................................................................................................................................................................................5
Safety recommendations ...............................................................................................................................................................................5
Insulation tests ................................................................................................................................................................................................5
Product identification .....................................................................................................................................................................................6
Environment .....................................................................................................................................................................................................6
Graphical conventions ...................................................................................................................................................................................6
Glossary/definitions ........................................................................................................................................................................................6
2 GENERAL 10
Preface ........................................................................................................................................................................................................... 10
Main features ................................................................................................................................................................................................ 10
Photo ...............................................................................................................................................................................................................11
3 TECHNICAL DATA 12
3.1 GENERAL ............................................................................................................................................................................................................12
Product standard for measuring relays .....................................................................................................................................................12
Mechanical data ...........................................................................................................................................................................................12
Insulation ........................................................................................................................................................................................................12
Voltage dip and interruption ........................................................................................................................................................................12
EMC tests for interference immunity .........................................................................................................................................................12
Emission ......................................................................................................................................................................................................... 13
Mechanical tests .......................................................................................................................................................................................... 13
Climatic tests ................................................................................................................................................................................................. 13
Safety ............................................................................................................................................................................................................. 13
Certifications ................................................................................................................................................................................................. 13
3.2 INPUT CIRCUITS ...............................................................................................................................................................................................14
Auxiliary power supply Uaux ......................................................................................................................................................................14
Voltage input circuits ....................................................................................................................................................................................14
Residual voltage input circuit ......................................................................................................................................................................14
Binary input circuits ......................................................................................................................................................................................14
3.3 OUTPUT CIRCUITS ............................................................................................................................................................................................14
Relays ..............................................................................................................................................................................................................14
3.4 MMI .....................................................................................................................................................................................................................14
3.5 COMMUNICATION INTERFACES ...................................................................................................................................................................15
Local port ........................................................................................................................................................................................................15
Remote ports ..................................................................................................................................................................................................15
3.6 GENERAL SETTINGS ........................................................................................................................................................................................16
3.7 PROTECTIVE FUNCTIONS ...............................................................................................................................................................................16
Thermal protection with Pt100 probes - 26 ...............................................................................................................................................16
Undervoltage - 27 ..........................................................................................................................................................................................16
Overvoltage - 59 .............................................................................................................................................................................................16
Residual overvoltage - 59N ..........................................................................................................................................................................17
Breaker failure - BF ....................................................................................................................................................................................... 17
3.8 CONTROL AND MONITORING ....................................................................................................................................................................... 18
Trip Circuit Supervision - 74TCS ................................................................................................................................................................. 18
Circuit Breaker supervision ........................................................................................................................................................................ 18
Oscillography (DFR) ..................................................................................................................................................................................... 18
PLC (Programmable Logic Controller) ...................................................................................................................................................... 18
3.9 METERING......................................................................................................................................................................................................... 19
Accuracy (type tests)................................................................................................................................................................................... 19
Measures ....................................................................................................................................................................................................... 19
4 FUNCTION CHARACTERISTICS 20
4.1 HARDWARE DESCRIPTION ............................................................................................................................................................................ 20
Power supply board ...................................................................................................................................................................................... 21
CPU board .......................................................................................................................................................................................................21
Input board .....................................................................................................................................................................................................21
MMI (keyboard, LED and display) ..............................................................................................................................................................21
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