Siemens SENTRON 3WA, Системное руководство

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3WA Air Circuit Breaker Communication
System Manual, 11/2021, 92310000004-02
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Table of contents
1 Introduction ........................................................................................................................................... 5
1.1 Scope of validity of this document........................................................................................ 5
1.2 Target readers of this documentation ................................................................................... 5
1.3 Technical Support ................................................................................................................ 5
1.4 Reference documents .......................................................................................................... 5
1.5 Advanced training courses ................................................................................................... 6
1.6 Safety instructions ............................................................................................................... 7
1.6.1 Safety regulations ................................................................................................................ 7
1.6.2 Security information ............................................................................................................ 8
1.6.3 Open Source Software ......................................................................................................... 8
1.6.4 More information on Open Source software for 3WA circuit breakers .................................... 9
1.7 Standards .......................................................................................................................... 10
2 System description .............................................................................................................................. 11
2.1 The 3WA air circuit breaker ................................................................................................ 11
2.2 The CubicleBUS² bus system ............................................................................................... 11
2.3 COM190 communication module ....................................................................................... 13
3 Status of the circuit breaker ................................................................................................................ 15
3.1 Introduction ...................................................................................................................... 15
3.2 The ETU600 electronic trip unit as an information center .................................................... 16
3.3 Indication of tripping cause ................................................................................................ 17
3.4 Status of the ETU ............................................................................................................... 18
3.5 Status of the mechanical system ........................................................................................ 20
3.6 Status of position of withdrawable circuit breaker in the guide frame ................................. 21
3.7 DAS+ status ....................................................................................................................... 22
3.8 Status of warnings ............................................................................................................. 24
3.9 Status of alarms ................................................................................................................. 25
3.10 Activation status of protective functions ............................................................................. 26
3.11 Status of the ETU error messages (self-monitoring function) ............................................... 27
3.12 Status of the main contacts of the circuit breaker ............................................................... 28
4 Parameterization and remote control ................................................................................................. 29
4.1 Parameterization of the protection parameters ................................................................... 29
4.2 Close/open circuit breaker via Modbus TCP ......................................................................... 33