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GE GEK 106168E manual Settings Group Set Key, View Settings Protection, Modify Settings Protection

Models: GEK 106168E

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8.2. SETTINGS GROUP (SET KEY)

8. KEYBOARD AND DISPLAY

8.2. SETTINGS GROUP (SET KEY)

This group allows to see and modify the DBF settings. It is accessed by pressing the SET key when the DBF is in steady state. When the SET key is pressed the following message appears on the screen:

VIEW SETTINGS

PROTECTION

When the UP/DOWN arrows are pressed the message changes to:

MODIFY SETTINGS

PROTECTION

And the last UP/DOWN action gives:

MODIFY COUNTERS

PROTECTION

For the above windows, the menu tree is shown in the following tables. Note that to go down a level in the tree the ENT key must be pressed, and the CLR key to go up

Level 1

Level 2

GENERAL SETTINGS

	BREAKER SETTINGS
	ACTIVE
	TABLE SET
VIEW PROTECTION SETTINGS	OSCILLOS MASK

Level 3

RELAY STATUS IDENTIFICAT FREQUENCY PHASE CT RATIO GROUND CT RATIO

BREAKER NUMBER

KI2t OP. MODE

KI2t INT TIME

KI2t LIMIT

ACTIVE TABLE

PREFAULT CYCLES PICKUP

1st STAGE TRIP

2nd STAGE TRIP

INTERNAL ARC 50BF A TRIP 50BF B TRIP 50BF C TRIP 50BF 3P TRIP EXTERNAL TRIGGER COMM. TRIGGER HI-SET A PICKUP HI-SET B PICKUP HI-SET C PICKUP 50BF A INIT

50BF B INIT

50BF C INIT LO-SET A PICKUP LO-SET B PICKUP LO-SET C PICKUP 3 POLE 50BF INIT NEUTRAL PICKUP ARC A PICKUP ARC B PICKUP ARC C PICKUP

Level 4

In/Out of service

20characters

50– 60 Hz 1-4000 1-4000

4digits

Fixed / Measuring 0.03 - 0.25 s

1– 999999 kA2s

1 –3

0-4

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

ENABLE/DISABLE

GEK-106168E

DBF Breaker Failure Protection

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GE GEK 106168E Settings Group Set Key, View Settings Protection, Modify Settings Protection, Modify Counters Protection

Contents

Digital Breaker Failure Protection DBF Instructions GEK 106168EGE Power Management 3KRQHHVFULSWLRQ0DQXDO*RI.\RXUFRGHTXHVWLRQ RUVXJJHVWLRQD 03529$Q\WKLQJ7+,6\RX0$18FDQ·W$/ ILQG *3RZHU0DQDJHPHQWPage GENERAL DESCRIPTION AND APPLICATION TABLE OF CONTENTSTABLE OF CONTENTS 2.2.2KEYBOARD AND DISPLAY INSTALLATION AND MAINTENANCE7.2. CONNECTION-TO-GROUND AND DISTURBANCES SUPPRESSION TABLE OF CONTENTSGEK-106168E LIST OF FIGURESLIST OF FIGURES DBF Breaker Failure ProtectionGEK-106168E LIST OF FIGURESDBF Breaker Failure Protection 1. GENERAL DESCRIPTION AND APPLICATION GENERAL DESCRIPTION AND APPLICATION1.1. GENERAL DESCRIPTION a ProtectionGEK-106168E 1. GENERAL DESCRIPTION AND APPLICATION e Communication InterfacesDBF Breaker Failure Protection 2.1. PROTECTION FUNCTIONS Digital SignalOPERATION LOGIC 2. OPERATION LOGICBreaker Failure without current or very low current Reset of Latching RelaysGround Overcurrent Breaker Failure Unit Breaker Arc Detection Device2.2.1 MEASUREMENT INTERNAL PROTECTION STATUS SIGNALS2.2. MONITORING AND RECORDING FUNCTIONS 2.2.2 ASSOCIATED BREAKER STATUSGroup Optional Exp. Board2. OPERATION LOGIC StatusOptional Exp.Boar Latched#2 Closed Optional Exp. Board Latched#1Closed 2. OPERATION LOGICGroup INTERNAL COMMUNICATION STATUS SIGNALS2. OPERATION LOGIC Status2.2.4 CIRCUIT BREAKER BREAKING CAPACITY MONITORING LEFT COLUMNRIGHT COLUMN 2. OPERATION LOGIC2.3.1 EVENT RECORDER 2.3. ANALYSIS FUNCTIONS2.2.5 BUILT-IN SELF-CHECKING UNIT 2.3.1 OSCILLOGRAPHYGEK-106168E Events to Trigger the Oscillography2. OPERATION LOGIC DBF Breaker Failure ProtectionTable Selection 2.4.1 TABLES OF SETTINGS2.4. CONTROL Active Table2.4.3.1 Digital Inputs 2.4.3 CONFIGURABLE INPUTS AND OUTPUTS2.4.2 TIME SYNCHRONIZATION FunctionThe basic DBF system has 10 outputs as follows 2.4.3.2 Outputs2. OPERATION LOGIC DBF Breaker Failure ProtectionGEK-106168E 2.5. MAN-MACHINE INTERFACE HMI2. OPERATION LOGIC DBF Breaker Failure ProtectionDBF Breaker Failure Protection 2.6. REMOTE COMMUNICATIONS2. OPERATION LOGIC GEK-106168ETABLE 3. Settings Table 3.SETTINGS3. SETTINGS DefaultOscillography Mask 50BF SettingsInternal Arc Settings Functions Permitted∙ The function permission setting enables or disables the function COMMENTS ON SETTINGS3. SETTINGS GEK-106168EGEK-106168E 3. SETTINGSDBF Breaker Failure Protection Power Supply TECHNICAL CHARACTERISTICS4. TECHNICAL CHARACTERISTICS PHASEELECTRICAL 4.2. TECHNICAL CHARACTERISTICSMECHANICAL For standard models 48-125, 110-250 VDCTest COMMUNICATIONSSTANDARDS StandardGEK-106168E 4. TECHNICAL CHARACTERISTICSDBF Breaker Failure Protection 5. HARDWARE DESCRIPTION HARDWARE DESCRIPTION5.1. PHYSICAL DESCRIPTION 5.1.1. CASEGEK-106168E 5. HARDWARE DESCRIPTIONDBF Breaker Failure Protection 5.2.2. CPU BOARD 5.2. OPERATING THEORY5.2.1. MAGNETIC MODULE 5. HARDWARE DESCRIPTION5. HARDWARE DESCRIPTION 5.2.3 POWER SUPPLY5.2.4 KEYBOARD AND DISPLAY DBF Breaker Failure Protection6.2. VISUAL INSPECTION ACCEPTANCE TESTS6.1. CONNECTIONS AND NECESSARY EQUIPMENT 6.3. PANEL INSULATION TESTS6.6. POWER SUPPLY 6.4. RELAY SETTING6.5. INDICATORS Breaker SettingsModel G 48/125 VDC DC Battery mA6.7. COMMUNICATIONS Voltage Vdc6.8.2 IRIG-B SYNCHRONIZING INPUT 6.8. INPUTS6.8.1 DIGITAL INPUTS 6. ACCEPTANCE TESTS6. ACCEPTANCE TESTS 6.9. FUNCTIONS6.9.1 50BF 1P UNIT TEST GEK-106168EDBF Breaker Failure Protection 6.9.2 50BF 3P UNIT TEST6. ACCEPTANCE TESTS GEK-106168E6.9.5 NEUTRAL OVERCURRENT UNIT TEST 6.9.3 INTERNAL ARC TEST6.9.4 3P NO I FUNCTION 6. ACCEPTANCE TESTSGEK-106168E 6. ACCEPTANCE TESTSDBF Breaker Failure Protection 6.10.2. TIMING MEASUREMENT 6.10. RELAY MEASUREMENT TESTS6.10.1. CURRENT MEASUREMENT 6. ACCEPTANCE TESTSGEK-106168E 6. ACCEPTANCE TESTSDBF Breaker Failure Protection 7.3. MAINTENANCE INSTALLATION AND MAINTENANCE7.1. INSTALLATION 7. INSTALLATION AND MAINTENANCEGEK-106168E 7. INSTALLATION AND MAINTENANCEDBF Breaker Failure Protection DBF GENERAL ELECTRIC KEYBOARD AND DISPLAY8. KEYBOARD AND DISPLAY GEK-106168E8. KEYBOARD AND DISPLAY 8.1. MENU TREELevel GroupMODIFY SETTINGS PROTECTION 8.2. SETTINGS GROUP SET KEYVIEW SETTINGS PROTECTION VIEW PROTECTION SETTINGS8. KEYBOARD AND DISPLAY SETTINGS CHANGE EXECUTEDCONFIRM Y/N Level8. KEYBOARD AND DISPLAY SETTING OUT OF RANGEValid Range LevelSTATUS 8.3. INFORMATION GROUP INF KEYDBF GENERAL ELECTRIC 8. KEYBOARD AND DISPLAYCOMMUNICATION TRIGGER 8.4. CONTROL GROUP ACT KEYSET DATE/TIME 8. KEYBOARD AND DISPLAYDBF Breaker Failure Protection 8.5. SINGLE KEY MENU8. KEYBOARD AND DISPLAY GEK-106168EGEK-106168E 8.6. CONFIGURATION MENU8. KEYBOARD AND DISPLAY DBF Breaker Failure ProtectionGEK-106168E 8. KEYBOARD AND DISPLAYDBF Breaker Failure Protection GEK-106168E FIGURESFIGURES DBF Breaker Failure ProtectionDBF Breaker Failure Protection FIGURE 1 BREAKER FAILURE LOGIC 189C4114 SHEETFIGURES GEK-106168EGEK-106168E FIGURE 2. EXTERNAL CONNECTIONS 189C4114 SHEETFIGURES DBF Breaker Failure ProtectionDBF Breaker Failure Protection FIGURE 3. FRONT VIEW 226B7412 H9FIGURES GEK-106168EGEK-106168E FIGURE 4 REAR VIEW 226B7412H10FIGURES DBF Breaker Failure ProtectionDBF Breaker Failure Protection FIGURE 5 DIMENSIONS DIAGRAM 226B6086H10FIGURES GEK-106168EGEK-106168E FIGURE 6 PANEL DRILLING 226B6086H10FIGURES DBF Breaker Failure ProtectionFIGURES FIGURE 7 RS232 CONNECTION DBF RELAY TO PCFIGURE 8 RS232 CONNECTION DBF RELAY TO MODEM DBF Breaker Failure Protection