iv
ALPS Advanced Line Protection System
GE Power Management
TABLE OF CONTENTS
5.3.6
T15 – GROUND (ZONE BACKUP) TIMER TESTS..........................................5-11
5.4 PHASE-TO-PHASE ZONE REACH TESTING
5.4.1
T16 – ZONE 1 PHASE REACH, M1 FAULTS ..................................................5-13
5.4.2
T17 – ZONE 2 PHASE REACH, M2 FAULTS ..................................................5-13
5.4.3
T18 – ZONE 3 PHASE REACH, M3 FAULTS ..................................................5-14
5.4.4
T19 – ZONE 4 PHASE REACH, M4 FAULTS ..................................................5-15
5.4.5
T20 – PHASE (ZONE BACK-UP) TIMER TESTS ............................................5-16
5.5 MOB TESTING
5.5.1
T21 – OUT-OF-STEP REACH, MOB................................................................5-19
5.5.2
ENDING FUNCTIONAL TESTS .......................................................................5-19
6.
FUNCTIONAL TESTS (USER
SETTINGS)
6.1 ALPS FUNCTIONAL TESTS
6.1.1
DESCRIPTION ...................................................................................................6-1
6.1.2
DRAWINGS AND REFERENCES ......................................................................6-2
6.1.3
GENERAL INSTRUCTIONS...............................................................................6-3
6.1.4
ENTERING TEST MODE ...................................................................................6-3
6.1.5
USING ALPS-LINK (OPTIONAL) .......................................................................6-3
6.2 GENERAL RELAY TESTS
6.2.1
T1 – LUI RELAY STATUS ..................................................................................6-4
6.2.2
T2 – LUI DISPLAY TEST....................................................................................6-4
6.2.3
T3 – DIGITAL OUTPUT TEST............................................................................6-4
6.2.4
T4 – AC SYSTEM INPUT TEST .........................................................................6-5
6.3 MEASURING UNIT TESTS
6.3.1
WARNING ..........................................................................................................6-6
6.3.2
T5 – IT TRIP SUPERVISION TEST ...................................................................6-6
6.3.3
T6 – IB BLOCKING SUPERVISION TEST (BLOCKING SCHEMES) ................6-6
6.3.4
T7 – GROUND DIRECTIONAL TRIP TEST, IPT + NT.......................................6-6
6.3.5
T8 – GROUND DIRECTIONAL BLOCK TEST, IPB + NB ..................................6-7
6.4 BACKUP PROTECTION TESTS
6.4.1
T9 – PHASE INSTANTANEOUS OVERCURRENT 50 ......................................6-8
6.4.2
T10 – GROUND INSTANTANEOUS OVERCURRENT 50G..............................6-8
6.4.3
T11 – GROUND TIME OVERCURRENT 51G....................................................6-9
6.5 ZONE REACH TESTS
6.5.1
GENERAL CONSIDERATIONS .......................................................................6-10
6.5.2
ZONE 1–4 PHASE-TO-GROUND CALCULATIONS........................................6-10
6.5.3
T12 – ZONE 1 GROUND REACH TEST, M1G GROUND FAULTS ................6-12
6.5.4
T13 – ZONE 2 GROUND REACH, MTG GROUND FAULTS ..........................6-13
6.5.5
T14 – ZONE 3 GROUND REACH, M3G GROUND FAULTS...........................6-13
6.5.6
T15 – ZONE 4 GROUND REACH, M4G GROUND FAULTS...........................6-14
6.5.7
ZONE 1 TO 4 PHASE-PHASE REACH CALCULATIONS ...............................6-14
6.5.8
T16 – ZONE 1 PHASE REACH, M1 FAULTS ..................................................6-16
6.5.9
T17 – ZONE 2 PHASE REACH, MT FAULTS ..................................................6-16
6.5.10
T18 – ZONE 3 PHASE REACH, M3 FAULTS ..................................................6-17
6.5.11
T19 – ZONE 4 PHASE REACH, M4 FAULTS ..................................................6-17
6.5.12
ENDING FUNCTIONAL TESTS (USER SETTINGS) .......................................6-17
7.
SPECIFICATIONS
7.1 ALPS SPECIFICATIONS
7.1.1
DESCRIPTION ...................................................................................................7-1
8.
LOCAL USER INTERFACE
8.1 INTRODUCTION
8.1.1
DESCRIPTION ...................................................................................................8-1
8.1.2
DISPLAY AND KEYPAD ....................................................................................8-1
8.1.3
CONTROL KEYS................................................................................................8-2
8.1.4
MESSAGES........................................................................................................8-3
8.1.5
SETTINGS ..........................................................................................................8-4
8.1.6
EDIT PROTECTION SETTINGS ........................................................................8-4
8.1.7
[END] KEY ..........................................................................................................8-6