Function block............................................................................ 705
Signals........................................................................................706
Settings.......................................................................................706
Monitored data............................................................................706
Operation principle.......................................................................... 706
Section 18 IED physical connections.................................................. 709
Protective ground connections............................................................. 709
Inputs....................................................................................................710
Measuring inputs............................................................................. 710
Auxiliary supply voltage input.......................................................... 711
Binary inputs....................................................................................711
Outputs for tripping, controlling and signalling.................................715
Outputs for signalling.......................................................................717
IRF...................................................................................................719
Communication connections.................................................................720
Ethernet RJ-45 front connection......................................................720
Station communication rear connection.......................................... 721
Optical serial rear connection.......................................................... 721
EIA-485 serial rear connection........................................................ 721
Communication interfaces and protocols........................................ 722
Recommended industrial Ethernet switches................................... 722
Connection diagrams............................................................................722
Section 19 Technical data...................................................................723
Dimensions...........................................................................................723
Power supply........................................................................................ 723
Energizing inputs.................................................................................. 724
Binary inputs.........................................................................................725
Signal outputs.......................................................................................725
Power outputs.......................................................................................725
Data communication interfaces............................................................ 726
Enclosure class.....................................................................................727
Ingress protection................................................................................. 728
Environmental conditions and tests......................................................728
Section 20 IED and functionality tests.................................................729
Electromagnetic compatibility tests.......................................................729
Insulation tests......................................................................................731
Mechanical tests...................................................................................731
Table of contents
31
Technical manual
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