AEG 2.33 2 user manual Transfer to normal operation

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batteries you will find a 2nd battery switch used for measuring the battery voltage inside the top of the unit (3-pole circuit breaker.) To switch equipment power off completely you will also need to open this switch. Beware of possible residual charge in the capacitors inside the equipment and wait for 5 minutes so that they can discharge.

Procedure for passing from normal operation to maintenance bypass:

•Shut down the inverter. Through the keypad of the control panel ((3) from Fig.25), go down to “CNTL” submenu (screen 1.0), and select “OFF”.

You will get to screen 1.2, asking you to shut down the unit by pressing (ENT), see Fig.24.

•Remove the screws that attach the mechanical block (BL).

•Remove the mechanical block (BL) of the manual bypass switch (Q5) and set it to “On” position.

•Set the output switch (Q2) to “Off” position.

•Set the Battery Fuse Holder or battery switch (Q3) to “Off”. In models with independent­ battery pack/s also turn Battery Fuse Holder (Q8) of each pack to “Off”.

•Set the input switch (Q1a) to “Off” position.

The UPS is supplying output voltage directly from the mains through the manual bypass. The UPS is completely shut down and inactive.

5.4.3. Transfer to normal operation

Procedure for switching from maintenance bypass to normal operation:

•In model with an external battery cabinet, set fuse holder switch from battery cabinet (Q8) to “On” position.

•Set the input switch (Q1a) to “On” position.

•Set the output switch (Q2) to “On” position.

•Make sure that the UPS is in bypass mode (green and yellow LEDs signal “ bypass”)

•Set the manual bypass switch (Q5) to “Off” position and refit the mechanical block (BL) and the screws (t2).

It is an essential requirement for safety to refit the mechanical block (BL), as this avoids dangerous usage of the UPS and the loads connected to it.

Start up the inverter. The startup operation will be initiated through the keypad of the control panel ((3) from Fig.25). Select “CNTL” and Press (ENT) into control

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Contents Protect 2.33 Contents Operation Maintenance, warranty and service Introduction Using this manualSymbols and conventions used For more information and help Safety and instructionsManagement declaration Quality and standard guaranteeEnvironmental protection StandardsViews Views of the equipment PresentationNot available for Protect 2.33 No -3 battery cabinet front view with front door closed Corresponding legends for the equipment views LCD Operating principle Structure Structural schemaNormal operation Operation with mains failureOperation with inverter not active Parallel operation Operation in manual bypassThere are two operation modes possible Important safety instructions InstallationBattery safety instructions Cabinet access Bypass Input Output Set up and installation Unpacking and content checking Transportation to site StorageLocation Front view for parallel system Connection To the mains connection, terminals X1 toPage Connection of the output, terminals X6 to Page Connection example between a UPS and two battery cabinets Interface relay contacts, connectorConnector DB9 X31 COM-interface RS232 and RS485, connectorPage Parallel BUS connection EPO terminalsParallel BUS Connection Start up procedure OperationStart up Control before start up Close Battery Switch LED indications control panel PC Complete UPS shutdownEmergency power off EPO operation Bypass manual switch Maintenance Principle of operationTransfer to maintenance bypass Transfer to normal operation Close Battery Switch Basic functions of keyboard from synoptic Control panel and display descriptionControl panel parts Touch ScreenControl panel parts Main Messages menus and classification in submenusMenu structure Screen 0.0 Main Screen Screen description Main level screen menuMain UPS status control screen menuPage 3. ‘‘MEASURES level screen menu Page Page Screen 3.0 Settings and its submenus 4. ‘‘SETTINGS level screen menuModbus Screen Page Page 5. ‘‘ALARMS level screen menu UPS Rectifier blocks Alarm list displayed in the LCD panel Alarm Page Page Alarm Page Page Page Page Alarm Error in configuration memory Screen 5.0 Data logger  6. ‘‘DATA Logger level screen menuPage Batteries Maintenance, warranty and serviceBasic maintenance guide Battery fusesWarranty conditions Cooling FanCapacitors Annexes Static Bypass Type Dimensions & Weight External Battery Cabinet External battery cabinetTo provide for Safety InstructionsPage Page Page Operating Instructions 8000032013 BAL, EN

2.33 2 specifications

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