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N60 NETWORK STABILITY AND SYNCHROPHASOR MEASUREMENT SYSTEM – INSTRUCTION MANUAL
TABLE OF CONTENTS
Testing underfrequency and overfrequency elements.......................................8-1
Unscheduled maintenance (system interruption) .................................................9-3
9.10 Replace front panel ..............................................................................................9-15
9.11 Replace module ....................................................................................................9-23
9.12 Battery....................................................................................................................9-24
9.12.1 Replace battery for SH/SL power supply................................................................9-24
9.12.2 Dispose of battery .............................................................................................................9-26
9.13 Clear files and data after uninstall ...................................................................9-29
9.14 Repairs....................................................................................................................9-29
9.15 Storage ...................................................................................................................9-30
9.16 Disposal..................................................................................................................9-30