GE DGP Series - Page 7

GE Power Management DGP Digital Generator Protection System
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TABLE OF CONTENTS
3.4 INSTALLATION
3.4.1 RECEIVING, HANDLING, & STORAGE.................................................... 3-7
3.4.2 ENVIRONMENT ........................................................................................ 3-7
3.4.3 MOUNTING ............................................................................................... 3-7
3.4.4 EXTERNAL CONNECTIONS .................................................................... 3-7
3.4.5 EXTERNAL CONNECTIONS TEST.......................................................... 3-7
3.4.6 SURGE GROUND CONNECTIONS.......................................................... 3-7
4. ACCEPTANCE TESTS
4.1 INTRODUCTION
4.1.1 WARNING.................................................................................................. 4-1
4.1.2 GENERAL.................................................................................................. 4-1
a GENERAL TESTS..................................................................................... 4-1
b PROTECTION TESTS............................................................................... 4-1
4.2 TEST PREPARATION
4.2.1 TEST EQUIPMENT ................................................................................... 4-2
4.2.2 DRAWINGS & REFERENCES.................................................................. 4-2
a DRAWINGS............................................................................................... 4-2
b REFERENCES .......................................................................................... 4-2
4.2.3 EQUIPMENT GROUNDING ...................................................................... 4-2
4.2.4 REQUIRED SETTINGS............................................................................. 4-2
4.3 GENERAL INSTRUCTIONS
4.3.1 PROCEDURE............................................................................................ 4-3
4.3.2 SETTING CHANGES................................................................................. 4-3
4.3.3 ENTERING THE TEST MODE .................................................................. 4-4
4.3.4 EXITING THE TEST MODE ...................................................................... 4-4
4.4 USING GE-LINK
4.4.1 DESCRIPTION .......................................................................................... 4-5
4.4.2 HARDWARE SETUP................................................................................. 4-5
4.4.3 SOFTWARE SETUP.................................................................................. 4-5
a LOAD & START GE-LINK.......................................................................... 4-5
b SET UP A NEW TEST UNIT...................................................................... 4-5
4.4.4 RELAY SETUP.......................................................................................... 4-6
4.4.5 LOGGING INTO THE RELAY.................................................................... 4-6
4.4.6 SETTING CHANGES................................................................................. 4-7
4.4.7 ENTERING THE TEST MODE .................................................................. 4-7
4.4.8 EXITING THE TEST MODE ...................................................................... 4-7
4.5 INITIAL TEST SETUP
4.5.1 DESCRIPTION .......................................................................................... 4-8
4.6 GENERAL RELAY TESTS
4.6.1 NOTE......................................................................................................... 4-9
4.6.2 T1: MMI STATUS AND DISPLAY TESTING............................................. 4-9
a STATUS CHECK ....................................................................................... 4-9
b WARNING STATUS .................................................................................. 4-9
c DISPLAY TEST........................................................................................ 4-10
4.6.3 T2: DIGITAL OUTPUT TESTS ................................................................ 4-11
4.6.4 T3: DIGITAL INPUT TESTS .................................................................... 4-13
4.6.5 T4: AC SYSTEM INPUT TEST ................................................................ 4-15
4.7 PROTECTION TESTS
4.7.1 DESCRIPTION ........................................................................................ 4-17
4.7.2 T5: GENERATOR DIFFERENTIAL TEST 87G ....................................... 4-18
4.7.3 T6: CURRENT UNBALANCE ALARM 46A ............................................. 4-20
4.7.4 T7: CURRENT UNBALANCE TRIP 46T.................................................. 4-20
4.7.5 T8: LOSS OF FIELD PROTECTION ZONE 1 40-1................................. 4-22
4.7.6 T9: LOSS OF FIELD PROTECTION ZONE 2, 40-2................................ 4-23