Siemens SENTRON 3WA1 Manual page 7

2.5.5.1 Introduction ..................................................................................................................................... 113
2.5.5.2 Parameter set A .............................................................................................................................. 113
2.5.5.3 Parameter set B (optional) ........................................................................................................... 114
2.5.5.4 Setting range for parameter sets A and B................................................................................. 114
2.5.5.5 Enhanced protective functions EPF ........................................................................................... 118
2.5.5.6 Parameter DAS+ maintenance mode ........................................................................................ 120
2.5.5.7 Zone-selective interlocking ZSI parameters ............................................................................. 120
2.5.6 DAS+ maintenance mode ............................................................................................................ 121
2.5.7 Technical specifications ............................................................................................................... 123
2.5.8 ETU600 commissioning................................................................................................................. 123
2.5.8.1 Grid parameters .............................................................................................................................. 124
2.5.8.2 Wiring configuration....................................................................................................................... 125
2.5.8.3 Metering ........................................................................................................................................... 125
2.5.8.4 Local interfaces .............................................................................................................................. 126
2.5.8.5 Display .............................................................................................................................................. 126
2.5.8.6 Digital input ..................................................................................................................................... 126
2.5.8.7 Digital output................................................................................................................................... 126
2.5.8.8 Module monitoring ......................................................................................................................... 127
2.5.8.9 Remote access protection ............................................................................................................ 127
2.5.8.10 System time ..................................................................................................................................... 127
2.6 Function packages ......................................................................................................................... 128
2.6.1 General ............................................................................................................................................. 128
2.6.2 Ground-fault alarm ........................................................................................................................ 128
2.6.3 Directional protective functions .................................................................................................. 128
2.6.4 Enhanced protective functions .................................................................................................... 129
2.6.5 Second set of protection parameters......................................................................................... 129
2.6.6 Metering values .............................................................................................................................. 129
2.7 Metering function (power metering function) .......................................................................... 130
2.8 Communication and system connection ................................................................................... 138
2.8.1 CubicleBUS² .................................................................................................................................... 138
2.8.1.1 The bus system............................................................................................................................... 138
2.8.1.2 Technical specifications ............................................................................................................... 140
2.8.1.3 Selecting the power supply .......................................................................................................... 140
2.8.2 Firmware update ............................................................................................................................ 141
2.8.3 COM190 and COM150 communication modules ..................................................................... 144
2.8.3.1 Overview ........................................................................................................................................... 144
2.8.3.2 COM190 communication module ................................................................................................ 145
2.8.3.3 COM150 communication module ................................................................................................ 150
2.8.3.4 Common functions and connections .......................................................................................... 154
2.8.3.5 Commissioning................................................................................................................................ 159
2.8.3.6 Access protection functions......................................................................................................... 163
2.8.3.7 Resetting to factory settings ........................................................................................................ 167
2.8.3.8 System time ..................................................................................................................................... 169
2.8.4 Status acquisition with breaker status sensor BSS200 ......................................................... 171
2.9 Self-monitoring and diagnostics ................................................................................................. 173
2.9.1 Internal self-test ............................................................................................................................. 173
2.9.1.1 General ............................................................................................................................................. 173
2.9.1.2 Internal self-test ETU300 ............................................................................................................. 173
2.9.1.3 Internal self-test ETU600 ............................................................................................................. 174
2.9.2 Software-assisted testing ............................................................................................................ 176
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
Table of contents
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