ABB RELION REX640 Technical Manual page 1758

Section 17
Glossary
1752
TLV
TP
Tx
UART
UDP
USB
UTC
VDR
VT
WAN
WEI
WHMI
Type length value
Disturbance data recorded with or without trip bit
Transmit/Transmitted
Universal asynchronous receiver-transmitter
User datagram protocol
Universal serial bus
Coordinated universal time
Voltage-depended resistor
Voltage transformer
Wide area network
Weak-end infeed logic
Web human-machine interface
1MRS759142 C
REX640
Technical Manual