MiCOM P921/P922/P923 - Schneider - error

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P92x/EN FT/H42Page 16/70Technical GuideUser GuideMiCOM P921/P922/P923Major fault:• the protection functions of the relay are stopped. The watchdog contact is in the“relay failed” positionSETTINGERRORAlarm Type Significance SolutionVT ERRORMajorMajorCALIBR. ERROR MajorWATCH DOGMajorFault in the Flash memory(data zone)Fault in the acquisitionchain of analogue signalsFault in the Flash memory(calibration zone)Fault in the internal circuitsof the relaySend back the relay to theAfter Sales ServicesSend back the relay to theAfter Sales ServicesSend back the relay to theAfter Sales ServicesSend back the relay to theAfter Sales ServicesMinor fault:The MiCOM relay is fully operational.The RL0 watchdog relay is energised (35-36 contact open, 36-37 contact closed –“relay healthy” position).The acknoledgment of those alarms can be done by pressing the keyAlarm Type Significance SolutionCOMM. ERRORMinorCommunication error Check the RS485connection at the rear ofthe relayCLOCK ERRORSTATS ERROR*MinorMinorFault of the internal clock(P922 and P923 only)Fault in the flash memoryChange the date and timevia the front panel or thecommunication linksStop and start again therelay (power off/on)* The "STATS" alarm message can be configured yes or no in "CONFIGURATION/Alarms" menu.
Technical GuideP92x/EN FT/H42User GuideMiCOM P921/P922/P923 Page 17/702. MENUThe menu for the MiCOM P921, P922 & P923 relays is divided into the followingsections.To access these menus from the default display press .To return to the default display from these menus or submenus press .DEFAULT DISPLAYOP PARAMETERSORDERSCONFIGURATIONMEASUREMENTSCOMMUNICATIONPROTECTION G1/G2AUTOMAT. CTRLRECORDSP0003ENd
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MiCOMP921/P922/P923Voltage and Freq
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Pxxx/EN SS/G11Safety Section Page 1
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IntroductionP92x/EN IT/H42MiCOM P92
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MiCOM P921/P922/P923 - Schneider - error

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