GE IFC51A AND 518 - Table of Contents

GEK--45375
CONTENTS
DESCRIPTION •.••.•.•......•..••.•.•.•• , ••..•••.•.•...•.• 3
APPLICATION •.••.•.•.•..••..•.•..••.•......•.•..•.•.•.•. 3
CONSTRUCTION ........................................... 4
RATINGS •..•.•••.••..•...••.••......•••••...•••...•••••• 5
TIME OVERCURRENT UN IT .............................. 5
HI-SEISMIC INSTANTANEOUS UNIT .•••.•.•...•....•..•.. 6
HI-SEISMIC TARGET AND SEAL-IN UNIT •..•••••••.•.•••. 7
CONTACTS ........................................... 7
BURDENS .••.•••••••.••••.•••...•••.•.•.•••••••••.••••.•• 7
CHARACTERISTICS , . . ••••••••••.• , • . . . 8
TIME OVERCURRENT UNIT. . • . • . 8
PICKUP .•••..•..•.•.•..•.•.• 8
OPERATING TIME ACCURACY . . . . . .•••..• 8
RESET • • • • . • . • • . • • . . .•••.•• 8
HI-SEISMIC INSTANTANEOUS UNIT .•••.•.•..• 9
HI-SEISMIC TARGET AND SEAL-IN UNIT •.•••...• 9
RECEIVING, HANDLING AND STORAGE ••.•••...•.•••..••..••.• 9
ACCEPTANCE TESTS ...................................... ,9
VISUAL INSPECTION .................................. 9
MECHANICAL INSPECTION .............................. 9
DRAWOUT RELAY TESTING .................................. 10
POtiER REQUIREMENTS GENERAL. ........................ 10
TIME OVERCURRENT UNIT .............................. 10
TIME SETTING ••.••••••••••.•.••.••..••..••....••. 10
PICKUP TEST .•••..••.••...••..•...••..••..••....• 10
TIME TEST ....................................... 11
HI-SEISMIC INSTANTANEOUS UNIT ...................... 11
SETTING THE HI-SEISMIC INSTANTANEOUS UNIT ....... 11
HI-SEISMIC TARGET AND SEAL-IN UNIT ................. l'I
PICKUP AND DROPOUT TEST . .11
INSTALLATION ••..••••.•.••.••..•..• 12
INSTALLATION TESTS ..••••..•.••..••• 12
TI ME OVERCURRENT UNIT • • . . . • . . • . . • 12
HI-SEISMIC TARGET AND SEAL-IN UNIT ......• 12
HI-SEISMIC INSTANTANEOUS UNIT ••••.•.•• 12
PERIODIC CHECKS AND ROUTINE MAINTENANCE ......•..•...••• 12
TIME OVERCURRENT UNIT .............................. 13
HI-SEISMIC INSTANTANEOUS UNIT ...................... 13
HI-SEISMIC TARGET AND SEAL-IN UNIT .•••.•..••..•.••• 13
CONTACT CLEANING ................................... 13
SYS Tm TEST .•...•••.•.•••.••.•..•..••...••..••..•.. 13
SERVICING ..................................... , ........ 13
TIME OVERCURRENT UNIT .............................. 13
PICKUP TESTS •.•.•.•.•.•...•..•.•..•...•••..•...• 13
TIME TESTS ...................................... 14
MECHANICAL ADJUSTMENT ••••••••••••••••••••••••••• 14
HI-SEISMIC INSTANTANEOUS UNIT ••••..•.•••...•••.•••• 14
Ill-SEISMIC TARGET AND SEAL-IN UNIT ................. 15
RENEWAL PARTS •..•••••.••••••••••.••..•.••••••••••••••.• 15
LIST OF FIGURES ••..•••.••••••.•••..•.••••••• , •••••••••.. 35
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