Toshiba TOSNIC-7000S instruction manual Troubleshooting, Types of Errors, Name Description

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9. Troubleshooting

When an error occurs on the UPS, error data is displayed on the LCD screen and the waveform is saved. This section will describe the types of errors, the error messages displayed on the LCD screen, the process of saving waveforms and the procedures used to correct the errors.

9.1 Types of Errors

The following types of errors may occur on the UPS:

No.	Name	Description

1	Fault (Trip)	The UPS has been tripped and has stopped operating.

2	Warning-1	The converter has been stopped and power is being supplied
	(Converter stop/	from the battery. When the warning has been corrected, power is
	Input power	automatically supplied from AC input.
	error)

3	Warning-2	The unit changes to bypass power supply and the UPS stops
	(Stop and	operating. When the warning has been corrected, the unit will
	restart)	automatically be restarted and revert to UPS power supply.

4	Warning-3	An error or phenomenon related to an error occurred. Since this
	(Operation	problem does not directly affect operation, the system switches to
	control)	synchronized mode.

5	Warning-4	An error or indication of an error has occurred, but operation was
	(guidance)	not affected.

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Contents 3 H 1 0 0 JulyALL Rights Reserved Synchronized mode Vent type stand-alone lead storage batterySealed stand-alone lead storage battery Procedure and the status of the UPS unitIntroduction Safety PrecautionsExact nature of what must be done is indicated Use 3 H 1 0 0 Safety PrecautionsCards Accordance with customer stipulations Do not open the rear doorBe always Do not turn off Turn on Running Locations of the Warning Labels Example 300 kVADo not touch rotating section Handling Precautions 3 H 1 0 0 Handling Precautions 3 H 1 0 0 Handling Precautions Contents Example 300 kVA AppearanceThis may result in failure Controls and Circuit ConfigurationPanel Controls Example 300 kVA C52R D72B E52R F52M G52L H8A I6CHCircuit Configuration UPS FaultKey-switch Function Name Remarks 3 H 1 0 0 Panel Key-switchPanel Keys Name Function Remarks Key Functions For HS or AHH individual battery systemsGraphic Display Panel Panels2 Graphic Display Panel Control Operating. It blinks when the converter is starting up This LED lights up when the UPS is operatingThis LED lights up when the AC input circuit breaker This LED is unlit when the converter has stoppedScroll up Scroll down LCD Display50 % 3 H 1 0 0 Normal Display ScreenNormal Display Screen LCD Screen Description 200V401V Normal Display Screen60.0Hz BYP I/P-V98-09-09 3 H 1 0 0 Failure Display ScreenFailure Display Screen LCD Screen Description 52R Trip3 H 1 0 0 LCD Screen Switching Operation Startup Starts up and operates the stopped UPS Types of OperationPre-operational check Operation General Description/ObjectiveStartup ProceduresBypass Move #52R to ‘ON’ Position When the message Appears, turn onBypass Press ‘RUN’ Switch Main circuit AC input Circuit breaker 52RMain circuit DC input On page 14 for at least SecondWait several seconds For the startup process To finishOn page14 for at → The will start Power supply Changing processUPS power supply Hold down the UPS Key g in the Figure3 H 1 0 0 Switch Power Supply UPS → Bypass 3 H 1 0 0 Stop 3 H 1 0 0 StopBreaker72B Restart Press ‘RUN’ Switch Shutdown Move #52R to ‘OFF’Batteries LED unlit → This complete UPS Shutdown Complete Shutdown 3 H 1 0 0 Complete ShutdownWait about 20 minutes Until the DC capacitor Circuit switch 6CHUsing the scroll keys Turn off the prechargeChanging From Floating Charge to Equalized Charge Float Charge LED lit Equal Charge LED unlit Changing From Equalized Charge to Floating ChargeCheck to make sure That the Equal Second → Change to floating Charge is completeChanging from Protective Charge to Floating Charge Changing From UPS to maintenance Bypass Power Supply 3 H 1 0 0 Changing the Power Supply to Maintenance Bypass52R 72B 52C 52M 52L Changing From Maintenance Bypass to UPS Power SupplySame as steps 1-4 1 StartupTypes of Errors TroubleshootingName Description Failure Data Screen Descriptions LCD Failure DisplaysFailure Data Screen 52R Trip 98-09-09↓ indicates there is a warning screen after this screen Up to 10 screens of warning data can be displayedShows the nature of the warning. For details, see Section ↑ indicates there is a warning screen before this screenProtective Detector Locations 3 H 1 0 0 Failure MessagesLCD Message Description Indication Fault TripBattery fluid level has gone below prescribed level Bypass input frequency errorIncluding operation error Battery temperature has risenPosition of Scroll Keys in Failure Data Screens For Individual battery systems. For HS or AHH batteriesScrolls to the previous screen see Figure Scroll KeysScrolls to the next screen see Figure Saving Waveforms ProcedureRestoring UPS Operation Only open the front panel when performing necessaryPanel 11 Restoring UPS Operation ExampleAlso check for other Failure Data screens 98-09-09 By scrolling with scroll