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GE GEK 106168E manual Installation And Maintenance, DBF Breaker Failure Protection, GEK-106168E

Models: GEK 106168E

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7. INSTALLATION AND MAINTENANCE

DBF Breaker Failure Protection

GEK-106168E

Page 47

Image 47

GE GEK 106168E manual Installation And Maintenance, DBF Breaker Failure Protection, GEK-106168E

Contents

Digital Breaker Failure Protection DBF Instructions GEK 106168EGE Power Management 03529$Q\WKLQJ7+,6\RX0$18FDQ·W$/ ILQG *3RZHU0DQDJHPHQW 3KRQHHVFULSWLRQ0DQXDO*RI.\RXUFRGHTXHVWLRQ RUVXJJHVWLRQDPage 2.2.2 TABLE OF CONTENTSTABLE OF CONTENTS GENERAL DESCRIPTION AND APPLICATIONTABLE OF CONTENTS INSTALLATION AND MAINTENANCE7.2. CONNECTION-TO-GROUND AND DISTURBANCES SUPPRESSION KEYBOARD AND DISPLAYDBF Breaker Failure Protection LIST OF FIGURESLIST OF FIGURES GEK-106168EGEK-106168E LIST OF FIGURESDBF Breaker Failure Protection a Protection GENERAL DESCRIPTION AND APPLICATION1.1. GENERAL DESCRIPTION 1. GENERAL DESCRIPTION AND APPLICATIONGEK-106168E 1. GENERAL DESCRIPTION AND APPLICATION e Communication InterfacesDBF Breaker Failure Protection 2. OPERATION LOGIC Digital SignalOPERATION LOGIC 2.1. PROTECTION FUNCTIONSBreaker Arc Detection Device Reset of Latching RelaysGround Overcurrent Breaker Failure Unit Breaker Failure without current or very low current2.2.2 ASSOCIATED BREAKER STATUS INTERNAL PROTECTION STATUS SIGNALS2.2. MONITORING AND RECORDING FUNCTIONS 2.2.1 MEASUREMENTStatus Optional Exp. Board2. OPERATION LOGIC Group2. OPERATION LOGIC Optional Exp. Board Latched#1Closed Optional Exp.Boar Latched#2 ClosedStatus INTERNAL COMMUNICATION STATUS SIGNALS2. OPERATION LOGIC Group2. OPERATION LOGIC LEFT COLUMNRIGHT COLUMN 2.2.4 CIRCUIT BREAKER BREAKING CAPACITY MONITORING2.3.1 OSCILLOGRAPHY 2.3. ANALYSIS FUNCTIONS2.2.5 BUILT-IN SELF-CHECKING UNIT 2.3.1 EVENT RECORDERDBF Breaker Failure Protection Events to Trigger the Oscillography2. OPERATION LOGIC GEK-106168EActive Table 2.4.1 TABLES OF SETTINGS2.4. CONTROL Table SelectionFunction 2.4.3 CONFIGURABLE INPUTS AND OUTPUTS2.4.2 TIME SYNCHRONIZATION 2.4.3.1 Digital InputsDBF Breaker Failure Protection 2.4.3.2 Outputs2. OPERATION LOGIC The basic DBF system has 10 outputs as followsDBF Breaker Failure Protection 2.5. MAN-MACHINE INTERFACE HMI2. OPERATION LOGIC GEK-106168EGEK-106168E 2.6. REMOTE COMMUNICATIONS2. OPERATION LOGIC DBF Breaker Failure ProtectionDefault 3.SETTINGS3. SETTINGS TABLE 3. Settings TableFunctions Permitted 50BF SettingsInternal Arc Settings Oscillography MaskGEK-106168E COMMENTS ON SETTINGS3. SETTINGS ∙ The function permission setting enables or disables the functionGEK-106168E 3. SETTINGSDBF Breaker Failure Protection PHASE TECHNICAL CHARACTERISTICS4. TECHNICAL CHARACTERISTICS Power SupplyFor standard models 48-125, 110-250 VDC 4.2. TECHNICAL CHARACTERISTICSMECHANICAL ELECTRICALStandard COMMUNICATIONSSTANDARDS TestGEK-106168E 4. TECHNICAL CHARACTERISTICSDBF Breaker Failure Protection 5.1.1. CASE HARDWARE DESCRIPTION5.1. PHYSICAL DESCRIPTION 5. HARDWARE DESCRIPTIONGEK-106168E 5. HARDWARE DESCRIPTIONDBF Breaker Failure Protection 5. HARDWARE DESCRIPTION 5.2. OPERATING THEORY5.2.1. MAGNETIC MODULE 5.2.2. CPU BOARDDBF Breaker Failure Protection 5.2.3 POWER SUPPLY5.2.4 KEYBOARD AND DISPLAY 5. HARDWARE DESCRIPTION6.3. PANEL INSULATION TESTS ACCEPTANCE TESTS6.1. CONNECTIONS AND NECESSARY EQUIPMENT 6.2. VISUAL INSPECTIONBreaker Settings 6.4. RELAY SETTING6.5. INDICATORS 6.6. POWER SUPPLYVoltage Vdc DC Battery mA6.7. COMMUNICATIONS Model G 48/125 VDC6. ACCEPTANCE TESTS 6.8. INPUTS6.8.1 DIGITAL INPUTS 6.8.2 IRIG-B SYNCHRONIZING INPUTGEK-106168E 6.9. FUNCTIONS6.9.1 50BF 1P UNIT TEST 6. ACCEPTANCE TESTSGEK-106168E 6.9.2 50BF 3P UNIT TEST6. ACCEPTANCE TESTS DBF Breaker Failure Protection6. ACCEPTANCE TESTS 6.9.3 INTERNAL ARC TEST6.9.4 3P NO I FUNCTION 6.9.5 NEUTRAL OVERCURRENT UNIT TESTGEK-106168E 6. ACCEPTANCE TESTSDBF Breaker Failure Protection 6. ACCEPTANCE TESTS 6.10. RELAY MEASUREMENT TESTS6.10.1. CURRENT MEASUREMENT 6.10.2. TIMING MEASUREMENTGEK-106168E 6. ACCEPTANCE TESTSDBF Breaker Failure Protection 7. INSTALLATION AND MAINTENANCE INSTALLATION AND MAINTENANCE7.1. INSTALLATION 7.3. MAINTENANCEGEK-106168E 7. INSTALLATION AND MAINTENANCEDBF Breaker Failure Protection GEK-106168E KEYBOARD AND DISPLAY8. KEYBOARD AND DISPLAY DBF GENERAL ELECTRICGroup 8.1. MENU TREELevel 8. KEYBOARD AND DISPLAYVIEW PROTECTION SETTINGS 8.2. SETTINGS GROUP SET KEYVIEW SETTINGS PROTECTION MODIFY SETTINGS PROTECTIONLevel SETTINGS CHANGE EXECUTEDCONFIRM Y/N 8. KEYBOARD AND DISPLAYLevel SETTING OUT OF RANGEValid Range 8. KEYBOARD AND DISPLAY8. KEYBOARD AND DISPLAY 8.3. INFORMATION GROUP INF KEYDBF GENERAL ELECTRIC STATUS8. KEYBOARD AND DISPLAY 8.4. CONTROL GROUP ACT KEYSET DATE/TIME COMMUNICATION TRIGGERGEK-106168E 8.5. SINGLE KEY MENU8. KEYBOARD AND DISPLAY DBF Breaker Failure ProtectionDBF Breaker Failure Protection 8.6. CONFIGURATION MENU8. KEYBOARD AND DISPLAY GEK-106168EGEK-106168E 8. KEYBOARD AND DISPLAYDBF Breaker Failure Protection DBF Breaker Failure Protection FIGURESFIGURES GEK-106168EGEK-106168E FIGURE 1 BREAKER FAILURE LOGIC 189C4114 SHEETFIGURES DBF Breaker Failure ProtectionDBF Breaker Failure Protection FIGURE 2. EXTERNAL CONNECTIONS 189C4114 SHEETFIGURES GEK-106168EGEK-106168E FIGURE 3. FRONT VIEW 226B7412 H9FIGURES DBF Breaker Failure ProtectionDBF Breaker Failure Protection FIGURE 4 REAR VIEW 226B7412H10FIGURES GEK-106168EGEK-106168E FIGURE 5 DIMENSIONS DIAGRAM 226B6086H10FIGURES DBF Breaker Failure ProtectionDBF Breaker Failure Protection FIGURE 6 PANEL DRILLING 226B6086H10FIGURES GEK-106168EDBF Breaker Failure Protection FIGURE 7 RS232 CONNECTION DBF RELAY TO PCFIGURE 8 RS232 CONNECTION DBF RELAY TO MODEM FIGURES