GE LPS-D, Инструкция по эксплуатации

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GE Power Management LPS-D Line Protection System 5-
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5 FUNCTIONAL TESTS (FACTORY SETTINGS) 5.1 TEST SUMMARY
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5 FUNCTIONAL TESTS (FACTORY SETTINGS) 5.1 TEST SUMMARY 5.1.1 DESCRIPTION
a) MEASURING UNIT TESTS
• T1 – FD Fault Detector Test
• T2 – IT Trip Supervision Test
• T3 – IB Blocking Supervision Test
• T4 – Ground Directional Trip Test, IPT & NT
• T5 – Ground Directional Block Test, IPB & NB
• T6 – Phase Instantaneous Overcurrent Test
• T7 – Ground Instantaneous Overcurrent Test
• T8 – Ground Time Overcurrent Test
• T9 – Undervoltage Test
• T10 – Overvoltage Test
b) ZONE REACH AND TIMER TESTS
• T11 – Zone 1 Ground Reach, M1G Ground Faults Test
• T12 – Zone 2 Ground Reach, MTG Ground Faults Test
• T13 – Zone 3 Ground Reach, M3G Ground Faults Test
• T14 – Zone 4 Ground Reach, M4G Ground Faults Test
• T15 – Ground (Zone Backup) Timer Tests
c) PHASE-TO-PHASE ZONE REACH TESTING
• T16 – Zone 1 Phase Reach Test
• T17 – Zone 2 Phase Reach Test
• T18 – Zone 3 Phase Reach Test
• T19 – Zone 4 Phase Reach Test
• T20 – Phase (Zone Backup) Timer Tests
• T21 – Out-of-step Reach Test
Refer to Section 4.1: OVERVIEW on page 4–1 for information on beginning functional tests.
Contact A1 will chatter when the unit under test is near the threshold. Do not allow this to con-
tinue! Remove the test current. A single contact closure is enough to determine that the unit
picked up.
Before starting to test the LPS-D relay, download all the relay settings to your PC using the
ALPS-Link program
CAUTION
CAUTION