GE LPS-D Instruction Manual page 12

5. FUNCTIONAL TESTS
(FACTORY SETTINGS)
6. FUNCTIONAL TESTS
(USER SETTINGS)
viii
TABLE OF CONTENTS
4.2.3 T2 - DIGITAL OUTPUT TEST ................................................................... 4-9
4.2.4 T3 - CONFIGURABLE INPUT AND OUTPUT TEST .............................. 4-11
a TEST T3 PROCEDURE........................................................................... 4-11
4.2.5 T4 - AC SYSTEM INPUT TEST .............................................................. 4-12
5.1 TEST SUMMARY
5.1.1 DESCRIPTION .......................................................................................... 5-1
a MEASURING UNIT TESTS ....................................................................... 5-1
b ZONE REACH AND TIMER TESTS .......................................................... 5-1
c PHASE-TO-PHASE ZONE REACH TESTING .......................................... 5-1
5.2 MEASURING UNIT TESTS
5.2.1 T1 - FAULT DETECTOR TEST ................................................................ 5-2
5.2.2 T2 - IT TRIP SUPERVISION TEST........................................................... 5-3
5.2.3 T3 - IB BLOCKING SUPERVISION TEST ................................................ 5-3
5.2.4 T4 - GROUND DIRECTIONAL TRIP TEST, IPT + NT.............................. 5-4
5.2.5 T5 - GROUND DIRECTIONAL BLOCK TEST, IPB + NB ......................... 5-4
5.2.6 T6 - PHASE INSTANTANEOUS OVERCURRENT 50 ............................. 5-5
5.2.7 T7 - GROUND INSTANTANEOUS OVERCURRENT 50G....................... 5-5
5.2.8 T8 - GROUND TIME OVERCURRENT 51G............................................. 5-6
5.2.9 T9 - UNDERVOLTAGE TEST ................................................................... 5-9
5.2.10 T10 - OVERVOLTAGE TEST ................................................................... 5-9
5.3 ZONE REACH AND TIMER TESTS
5.3.1 GENERAL ZONE REACH TESTING CONSIDERATIONS ..................... 5-10
5.3.2 T11 - ZONE 1 GROUND REACH, M1G GROUND FAULTS.................. 5-11
5.3.3 T12 - ZONE 2 GROUND REACH, MTG GROUND FAULTS ................. 5-12
5.3.4 T13 - ZONE 3 GROUND REACH, M3G GROUND FAULTS.................. 5-13
5.3.5 T14 - ZONE 4 GROUND REACH, M4G GROUND FAULTS .................. 5-14
5.3.6 T15 - GROUND (ZONE BACKUP) TIMER TESTS ................................. 5-15
a ZONE 2 TIMER ........................................................................................ 5-15
b ZONE3 TIMER......................................................................................... 5-16
c ZONE4 TIMER......................................................................................... 5-16
5.4 PHASE-TO-PHASE ZONE REACH TESTING
5.4.1 T16 - ZONE 1 PHASE REACH, M1 FAULTS ......................................... 5-17
5.4.2 T17 - ZONE 2 PHASE REACH, M2 FAULTS ......................................... 5-18
5.4.3 T18 - ZONE 3 PHASE REACH, M3 FAULTS ......................................... 5-19
5.4.4 T19 - ZONE 4 PHASE REACH, M4 FAULTS ......................................... 5-20
5.4.5 T20 - PHASE (ZONE BACK-UP) TIMER TESTS ................................... 5-21
a ZONE2 TIMER......................................................................................... 5-21
b ZONE3 TIMER......................................................................................... 5-22
c ZONE4 TIMER......................................................................................... 5-22
5.5 MOB TESTING
5.5.1 T21 - OUT-OF-STEP REACH, MOB....................................................... 5-24
5.5.2 ENDING FUNCTIONAL TESTS .............................................................. 5-24
6.1 LPS-D FUNCTIONAL TESTS
6.1.1 DESCRIPTION .......................................................................................... 6-1
a GENERAL TESTS ..................................................................................... 6-1
b MEASURING UNIT TESTS ....................................................................... 6-1
c BACKUP PROTECTION TESTS ............................................................... 6-1
d ZONE GROUND / PHASE REACH MEASURING UNITS......................... 6-1
6.1.2 DRAWINGS AND REFERENCES ............................................................. 6-2
a DRAWINGS ............................................................................................... 6-2
b REFERENCE ............................................................................................. 6-2
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