Flush mounting the IED with a protection cover................................ 31
Mounting lens sensors for an arc flash detector system................... 35
Section 5 Connecting.......................................................................... 37
Required tools.........................................................................................37
Connecting wires ................................................................................... 37
Connecting protective grounding ...........................................................37
Connecting analog signals......................................................................39
Connecting current and voltage inputs ............................................. 39
Connecting RTD and mA inputs........................................................ 44
Connecting protection relay with a test switch...................................46
Connecting binary signals.......................................................................46
Connecting power supply....................................................................... 49
Connecting communication.................................................................... 50
Energizing the IED..................................................................................50
Section 6 Removing, repairing and exchanging..................................53
Product lifecycle......................................................................................53
Checking protection relay information.................................................... 53
Removing the IED...................................................................................54
Sending protection relay for repair..........................................................54
Exchanging protection relay................................................................... 55
Section 7 Technical data.....................................................................57
Case and HMI display variants...............................................................57
Front side of the IED..........................................................................57
Rear side of the IED.......................................................................... 58
Enclosure class.......................................................................................61
Section 8 Accessories and ordering data............................................63
Section 9 Glossary.............................................................................. 65
Table of contents
2
620 series ANSI
Installation Manual
