INDEX
T35 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL vii
Inputs
AC current specifications ..............................................................2-23
AC currents .......................................................................................5-142
AC voltage .........................................................................................5-142
AC voltage specifications ..............................................................2-23
contact input specifications ........................................................2-23
contact inputs ..................................................................5-247, 5-268
DCmA input specifications ...........................................................2-24
DCmA inputs .......................................................................................3-27
direct input specifications ............................................................2-24
IRIG-B ......................................................................................................3-32
IRIG-B specifications .......................................................................2-24
RTD input specifications ................................................................2-24
RTD inputs ............................................................................................3-27
virtual ..................................................................................................5-249
Installation ........................................................................................3-2, 3-5
activate relay ......................................................................................3-50
add UR devices with auto discovery .......................................3-62
communications ...............................................................................3-30
CT inputs ...............................................................................................3-14
front panel ........................................................................................10-15
RS485 .....................................................................................................3-31
set relay to Programmed ..............................................................3-50
settings ...............................................................................................5-140
Instantaneous differential
FlexLogic operands .......................................................................5-182
logic diagram ...................................................................................5-205
settings ...............................................................................................5-205
specifications ......................................................................................2-18
Instantaneous overcurrent
see Phase, Ground, and Neutral IOCs
Interface
front panel ...........................................................................................4-14
software .................................................................................................. 4-1
Internet access .....................................................................................5-99
Inter-relay communication specifications ............................2-28
IOC
see Phase, Ground, and Neutral IOCs
IP address
enter in software ...............................................................................5-44
enter on front panel ............................................................3-54, 4-38
gateway ................................................................................................5-47
view .........................................................................................................5-44
IRIG-B
connection ...........................................................................................3-32
error messages .................................................................................... 7-8
port on rear panel ............................................................................3-11
specifications ......................................................................................2-24
IRIG-B connection ................................................................................3-11
ISO standards ........................................................................................2-32
K
Keypad .......................................................................................................4-38
L
Labels, front panel ..................................................................4-44, 4-77
Lamp test ....................................................................................................7-3
Language setting ................................................................................5-25
Laser module .........................................................................................3-36
Latching outputs
application examples ...................................................................5-252
error messages ....................................................................................7-8
settings ...............................................................................................5-251
specifications .....................................................................................2-25
LC fiber .............................................................................................2-7, 3-11
LC fiber connector ..............................................................................3-11
LED test
commands .............................................................................................7-3
FlexLogic operand .........................................................................5-184
settings ...............................................................................................5-119
specifications .....................................................................................2-21
LEDs
clear ......................................................................................................5-254
custom labels .....................................................................................4-44
explained ..............................................................................................4-40
In Service ..............................................................................................3-50
settings ...............................................................................................5-121
Trouble ..................................................................................................3-50
Link power budget ..............................................................................2-28
Load shedding ....................................................................................5-237
Local access denied message .........................................4-62, 5-20
Local access, explained ......................................................................5-8
Local Setting Authorization .........................................................10-14
Lockout from software ....................................................................5-13
Log in with password ...................................................3-66, 5-9, 5-10
Log in, multiple users cannot ..........................................................2-4
Logic diagram explained ................................................................4-62
Logic diagrams, create ....................................................................4-63
Logic gates, FlexLogic ........................................................4-84, 5-186
Logout users forcefully .......................................................................7-3
Logs, system ..........................................................................................5-24
Loss of life
actual values ......................................................................................6-16
FlexLogic operands .......................................................................5-183
logic diagram ...................................................................................5-207
settings ...............................................................................................5-207
Loss of life transformer specifications ....................................2-19
Lost password ..........................................................................................5-7
M
MAC address
actual values ......................................................................................6-25
examples ..............................................................................................5-42
RxGOOSE ..............................................................................................5-71
settings for redundancy ................................................................5-45
TxGOOSE .............................................................................................. 5-68