ABB RET670 - Page 8

Overview................................................................................38
Mounting procedure for side-by-side rack mounting..............39
IED in the 670 series mounted with a RHGS6 case...............39
Side-by-side flush mounting........................................................40
Overview................................................................................40
Mounting procedure for side-by-side flush mounting.............41
Making the electrical connection......................................................42
IED connectors............................................................................42
Overview................................................................................42
Front side connectors.............................................................44
Rear side connectors.............................................................45
Connection examples.............................................................55
Connecting to protective
earth.....................................................58
Connecting the power supply module.........................................59
Connecting to CT and VT circuits................................................59
Configuration for analog CT inputs.........................................60
Connecting the binary input and output signals...........................60
Making the screen connection.....................................................62
Making the optical connections........................................................63
Connecting station communication interfaces.............................63
Connecting remote communication interfaces LDCM.................64
Installing the serial communication cable for RS485........................65
RS485 serial communication module..........................................65
Installing the serial communication cable for RS485 SPA/
IEC...............................................................................................68
Data on RS485 serial communication module cable...................70
Installing the GPS antenna...............................................................70
Antenna installation.....................................................................70
Electrical installation....................................................................72
Lightning protection.....................................................................72
Section 6 Checking the external optical and electrical
connections....................................................................73
Overview...........................................................................................73
Checking VT circuits.........................................................................73
Checking CT circuits.........................................................................74
Checking the power supply..............................................................74
Checking the binary I/O circuits........................................................74
Binary input circuits.....................................................................75
Binary output circuits...................................................................75
Checking optical connections...........................................................75
Section 7 Energizing the IED.........................................................77
Check the IED operation..................................................................77
Table of contents
2
Installation and commissioning manual