Siemens SIPROTEC 5

4.2.5.2 ETH-BA-2EL.......................................................................................................... 176
4.2.5.3 ETH-BB-2FO......................................................................................................... 177
4.2.5.4 ETH-BD-2FO......................................................................................................... 177
4.3 Measuring-Transducer Modules.......................................................................................180
4.3.1 Overview...................................................................................................................180
4.3.2 ANAI-CA-4EL..............................................................................................................180
4.3.3 ANAI-CE-2EL.............................................................................................................. 181
4.3.4 ARC-CD-3FO ............................................................................................................. 182
5 Working on the Device............................................................................................................................. 183
5.1 First Steps....................................................................................................................... 184
5.1.1 Electrical Inspection...................................................................................................184
5.2 Expanding Modular Devices............................................................................................ 186
5.2.1 Flush-Mounting Devices............................................................................................ 186
5.2.1.1 Basic Rules for Expanding..................................................................................... 186
5.2.1.2 Expanding 1st Device Row....................................................................................187
5.2.1.3 Expanding Devices with 2nd Device Row.............................................................. 188
5.2.2 Surface-Mounted Devices with Integrated On-Site Operation Panel............................ 190
5.2.2.1 Basic Rules for Expanding..................................................................................... 190
5.2.2.2 Expanding 1st Device Row....................................................................................192
5.2.2.3 Expanding Devices with 2nd Device Row.............................................................. 193
5.2.3 Surface-Mounted Devices with Detached On-Site Operation Panel..............................196
5.2.3.1 Basic Rules for Expanding..................................................................................... 196
5.2.3.2 Expanding 1st Device Row....................................................................................197
5.3 Plug-In Modules.............................................................................................................. 200
5.3.1 Fasteners...................................................................................................................200
5.3.2 Installation................................................................................................................ 200
5.3.3 Removing ................................................................................................................. 201
5.3.4 Replacement............................................................................................................. 203
5.4 Arc Sensors for Module: ARC-CD-3FO...............................................................................205
5.4.1 Point Sensor.............................................................................................................. 205
5.4.1.1 Description ......................................................................................................... 205
5.4.1.2 Installation ..........................................................................................................206
5.4.2 Line Sensor................................................................................................................208
5.4.2.1 Description ......................................................................................................... 208
5.4.2.2 Installation ..........................................................................................................208
5.5 Battery............................................................................................................................211
5.5.1 Description................................................................................................................211
5.5.2 Replacing the Battery.................................................................................................212
5.5.3 Environmental Protection Hints..................................................................................212
5.6 SDHC Memory Card ........................................................................................................214
5.7 Installing Current and Voltage Terminals......................................................................... 216
5.7.1 Description ............................................................................................................... 216
5.7.2 Connections of Current Terminals ............................................................................. 219
5.7.3 Connections of Voltage Terminals..............................................................................220
5.7.3.1 Connections of Voltage Terminals with Spring Clips ............................................. 220
5.7.3.2 Connections of Voltage Terminals with Screw Connection.................................... 221
5.7.3.3 Connections of Voltage Terminal with Screw Connection for IO111...................... 222
5.7.3.4 Connections of Voltage Terminals with Screw Connection for ANAI-CE-2EL........... 222
5.7.4 Installation and Removal............................................................................................222
Table of Contents
12 SIPROTEC 5, Hardware Description, Manual
C53000-G5040-C002-N, Edition 04.2022