ABB REC670 Applications Manual page 8

Table of contents
2
Example on how to connect a star connected three-
phase CT set to the IED......................................................... 67
Example how to connect delta connected three-phase
CT set to the IED....................................................................72
Example how to connect single-phase CT to the IED............ 75
Relationships between setting parameter Base Current, CT
rated primary current and minimum pickup of a protection IED.. 77
Setting of voltage channels......................................................... 77
Example................................................................................. 77
Examples how to connect, configure and set VT inputs
for most commonly used VT connections.............................. 78
Examples on how to connect a three phase-to-earth
connected VT to the IED........................................................ 79
Example on how to connect a phase-to-phase
connected VT to the IED........................................................ 81
Example on how to connect an open delta VT to the IED
for high impedance earthed or unearthed networks...............83
Example how to connect the open delta VT to the IED
for low impedance earthed or solidly earthed
power systems....................................................................... 86
Section 5 Local HMI....................................................................... 89
Display..............................................................................................90
LEDs.................................................................................................92
Keypad............................................................................................. 93
Local HMI functionality..................................................................... 95
Protection and alarm indication................................................... 95
Parameter management .............................................................96
Front communication................................................................... 97
Section 6 Wide area measurement system....................................99
C37.118 Phasor Measurement Data Streaming Protocol
Configuration PMUCONF................................................................. 99
Identification................................................................................ 99
Application................................................................................... 99
Operation principle...................................................................... 99
Short guidance for use of TCP............................................. 100
Short guidance for use of UDP.............................................101
Protocol reporting via IEEE 1344 and C37.118 PMUREPORT......103
Identification.............................................................................. 103
Application................................................................................. 103
Operation principle.................................................................... 106
Frequency reporting............................................................. 107
Reporting filters.................................................................... 109
Scaling Factors for ANALOGREPORT channels................. 110
Bay control REC670 2.2 IEC
Application manual