L60 LINE PHASE COMPARISON SYSTEM – INSTRUCTION MANUAL iiiL60 Line Phase Comparison SystemTable of contents1 INTRODUCTION 1.1 Safety symbols and definitions ........................................................................... 1-11.1.1 General cautions and warnings .................................................................................... 1-11.2 For further assistance........................................................................................... 1-22 PRODUCTDESCRIPTION2.1 Product description ............................................................................................... 2-12.2 Security .................................................................................................................... 2-52.3 Order codes............................................................................................................. 2-92.3.1 Replacement modules .....................................................................................................2-122.4 Signal processing ................................................................................................. 2-142.4.1 UR signal processing ........................................................................................................2-142.5 Specifications........................................................................................................ 2-162.5.1 Protection elements..........................................................................................................2-172.5.2 User-programmable elements ....................................................................................2-242.5.3 Monitoring..............................................................................................................................2-252.5.4 Metering..................................................................................................................................2-262.5.5 Inputs .......................................................................................................................................2-272.5.6 Power supply ........................................................................................................................2-292.5.7 Outputs....................................................................................................................................2-292.5.8 Communication protocols..............................................................................................2-312.5.9 Inter-relay communications..........................................................................................2-322.5.10 CyberSentry security.........................................................................................................2-342.5.11 Graphical front panel........................................................................................................2-342.5.12 Environmental......................................................................................................................2-342.5.13 Type tests ...............................................................................................................................2-352.5.14 Production tests ..................................................................................................................2-362.5.15 Approvals ...............................................................................................................................2-362.5.16 Maintenance.........................................................................................................................2-363 INSTALLATION 3.1 Unpack and inspect ............................................................................................... 3-13.2 Panel cutouts .......................................................................................................... 3-23.2.1 Horizontal units ..................................................................................................................... 3-23.2.2 Vertical units........................................................................................................................... 3-63.2.3 Rear terminal layout .........................................................................................................3-113.3 Wiring..................................................................................................................... 3-14