TABLE OF CONTENTS
T35 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL vii
6.3.10 Digital counters ..................................................................................................................... 6-6
6.3.11 Selector switches.................................................................................................................. 6-7
6.3.12 Flex States................................................................................................................................ 6-7
6.3.13 Ethernet .................................................................................................................................... 6-7
6.3.14 Real time clock synchronizing........................................................................................ 6-7
6.3.15 Direct inputs............................................................................................................................ 6-8
6.3.16 Direct devices status .......................................................................................................... 6-9
6.3.17 EGD protocol status ............................................................................................................ 6-9
6.3.18 Teleprotection channel tests ........................................................................................6-10
6.3.19 Remaining connection status.......................................................................................6-10
6.3.20 Parallel Redundancy Protocol (PRP)...........................................................................6-11
6.3.21 TxGOOSE status ..................................................................................................................6-11
6.4 Metering................................................................................................................. 6-12
6.4.1 Metering conventions.......................................................................................................6-12
6.4.2 Transformer ..........................................................................................................................6-16
6.4.3 Sources....................................................................................................................................6-17
6.4.4 Tracking frequency............................................................................................................6-20
6.4.5 FlexElements.........................................................................................................................6-20
6.4.6 RxGOOSE analogs ..............................................................................................................6-21
6.4.7 Restricted ground fault....................................................................................................6-21
6.4.8 Transducer inputs/outputs............................................................................................6-22
6.5 Records .................................................................................................................. 6-22
6.5.1 User-programmable fault reports..............................................................................6-22
6.5.2 Event records .......................................................................................................................6-22
6.5.3 Oscillography........................................................................................................................6-24
6.5.4 Data logger ...........................................................................................................................6-24
6.5.5 Breaker maintenance.......................................................................................................6-25
6.6 Product information ............................................................................................ 6-25
6.6.1 Model information..............................................................................................................6-25
6.6.2 Firmware revisions ............................................................................................................6-26
7 COMMANDS AND
TARGETS
7.1 Commands menu................................................................................................... 7-1
7.1.1 Virtual inputs........................................................................................................................... 7-2
7.1.2 Clear records .......................................................................................................................... 7-2
7.1.3 Set date and time................................................................................................................. 7-3
7.1.4 Relay maintenance.............................................................................................................. 7-3
7.1.5 Security ..................................................................................................................................... 7-4
7.2 Targets menu.......................................................................................................... 7-5
7.2.1 Target messages .................................................................................................................. 7-5
7.2.2 Relay self-tests ...................................................................................................................... 7-6
8 COMMISSIONING 8.1 Differential characteristic test ............................................................................ 8-1
8.1.1 Description .............................................................................................................................. 8-1
8.2 Differential characteristic test examples.......................................................... 8-3
8.2.1 Overview................................................................................................................................... 8-3
8.2.2 Test example 1 ...................................................................................................................... 8-4
8.2.3 Test example 2 ...................................................................................................................... 8-9
8.2.4 Test example 3 ....................................................................................................................8-10
8.2.5 Test example 4 ....................................................................................................................8-11
8.3 Inrush inhibit test.................................................................................................8-13
8.3.1 Inrush inhibit test procedure.........................................................................................8-13
8.4 Overexcitation inhibit test.................................................................................. 8-14
8.4.1 Overexcitation inhibit test procedure.......................................................................8-14
8.5 Blank test tables...................................................................................................8-14
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