Toshiba G8000 Series operation manual Troubleshooting, Types of Errors

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15. Troubleshooting

When an error occurs in 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 to correct the errors.

15.1 Types of Errors

The following types of errors may occur in the UPS:

No.	Name	Description

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

2	Warning-1	Power is supplied from the battery. When the warning is corrected,
	(Input power	power will automatically be supplied from the AC input.
	failure)

3	Warning-2	The UPS transfers to Bypass supply and the UPS stops operating.
	(Stop and	When the warning is corrected, the UPS will automatically be
	restart)	restarted and revert to UPS supply.

4	Warning	An error or a phenomena related to an error occurred. Since this
	(Operation	problem does not directly affect operation, the system switches to
	control)	synchronized mode.
	(guidance)	An error or indication of an error has occurred, but operation was
	(guidance)
		not affected.

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Contents Uninterruptible Power System UPS G8000 Series Document Number FebruaryIntroduction Uninterruptible Power Supply Manual’s Purpose and Scope Contacting Toshiba’s Customer Support CenterTable of Contents General Safety Instructions Safety Alert SymbolSpecial Symbols Maintenance Precautions Qualified Personnel onlyPage Storage Preparation Storing ConditionsStorage Maintenance DisposalInstallation Precautions Conductor Routing and GroundingUPS is to be installed in a controlled environment Do not install the UPS close to a water sourceConnect ground wire to the earth ground terminal only MandatoryOperating Precautions Important Safety Instructions Safety Precautions Personal injury Do not open the front coverDo not remove the rear/side panels Faults by removing these panelsOperators should be certified* personnel Labeling Requirements UPS exterior showing warning label locationsUPS exterior/interior showing warning labels Battery Grounding Electrode Terminal Handling Precautions Keep the reset button pressed for 5 seconds to reset the UPS Do not operate the UPS in wet locationsOutline and Layout Do not open the front and/or rear panelShows the outline dimensions of the 300kVA UPS UPS Connections Recommended Cable Size and Tightening Torque for 150kVA UPSRecommended Cable Size and Tightening Torque for 225kVA UPS Cable knockout plates at the bottom 150 and 225kVABattery Bypass Input Recommended Cable Size and Tightening Torque for 300kVA UPSRecommended Lugs Cable knockout plates at the top 300kVAOperating Switches Operating SwitchesUPS Circuit Configuration Control FunctionsKey-switch Key-Switch and ButtonsKey-switch function Name Function Remarks Button functions Operating ButtonsName Function Remarks External Connections External ConnectionsGraphics Interface LED IndicationLCD/LED Legend Name FunctionLCD Indication Scroll up Scroll downAC-VO AC- I OSync VoltDC-V Discharging 15MINBatt No Fault No Warning No Alarm No WarningFuse Blown Another ItemUPS 35H Battery 56MIN Operation Operation TypesOperators should be qualified/trained personnel Operate the UPS in the specified conditionProcedures Pre-operational checkLED legend Off Flash System InitializeStartup Procedures Cont’d Press the RUN button For 0.5 secPress ‘UPS’ Switch Stop Stopping procedureMove #72B to ‘OFF’ Position Press ‘RUN’ Switch Complete Shutdown Step Procedure LCD/LED StatusComplete Shutdown BATT-V BattFloat Charge LED Float Charge LED is On Equal Charge LED is Off Press FLOAT/EQAUL Button for 0.5 sec Goes awayFloat Charge is On Equal CAHRGE* LED is Off Troubleshooting Types of ErrorsLCD Fault Displays Fault Data ScreenNumber of the message in the detection order 1 Fault Messages UPSLCD Message Description Indication When the UPS has stopped due to a fault, be sure to remove LCD Scroll with faults or warningsData needed to determine the cause of the fault UPSScroll Buttons Changing screens with scroll buttonsContact Toshiba in the event of malfunction or fault Restoring UPS OperationDo not attempt to modify or relocate the UPS Do not open the front and/or rear panelsGeneral Specification UPS SpecificationsMechanical Specification Electrical Specification Rated Capacity 150kVA 120kW 225kVA 180kW 300kVA 240kWAppendix Word Definitions

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