AEG 2.33 2 user manual Interface relay contacts, connector

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4.3.4.Connection main protective earthing

terminal () and protective earth bonding terminal ()

As this is a device with class I protection against electric shocks, it is essential to install a protective earth conductor (connect earth ()). Connect the conductor to the terminal (X5), before connecting the power supply to the UPS input.

Make sure that all the loads connected to the UPS are only connected to the protective earth bonding terminal (). By not restricting the earthing of the load or loads and/or the batteries case/s or cabinet/s to this single point, can lead to ground loops which can affect operational safety.

All of the terminals identified as protective earth bonding (), are joined together, to the main protective earthing terminal () and to the frame of the device.

Fig.20:  Connection example between a UPS and two battery cabinets

4.3.5. Interface relay contacts, connector (X32)

The remote signal lines operate over low voltage. To ensure safe and problem free communication, install at a safe distance from the power supply lines to the UPS. The built in relays provide a digital signal over a potential free contact.

The permissible contact load is 6 A 30 VDC or 6 A 100 VAC. Supplemental to the DB9 connector you will find parallel screw terminals on the communication board. Remote signaling operates over fiver output relays (one is adjustable), the

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Contents Protect 2.33 Contents Operation Maintenance, warranty and service Using this manual IntroductionSymbols and conventions used Safety and instructions For more information and helpQuality and standard guarantee Management declarationStandards Environmental protectionPresentation Views Views of the equipmentNot available for Protect 2.33 No -3 battery cabinet front view with front door closed Corresponding legends for the equipment views LCD Structure Structural schema Operating principleNormal operation Operation with mains failureOperation with inverter not active Operation in manual bypass Parallel operationThere are two operation modes possible Installation Important safety instructionsBattery safety instructions Cabinet access Bypass Input Output Set up and installation Unpacking and content checking Storage Transportation to siteLocation Connection To the mains connection, terminals X1 to Front view for parallel systemPage Connection of the output, terminals X6 to Page Interface relay contacts, connector Connection example between a UPS and two battery cabinetsCOM-interface RS232 and RS485, connector Connector DB9 X31Page EPO terminals Parallel BUS connectionParallel BUS Connection Start up procedure OperationStart up Control before start up Close Battery Switch Complete UPS shutdown LED indications control panel PCEmergency power off EPO operation Bypass manual switch Maintenance Principle of operationTransfer to maintenance bypass Transfer to normal operation Close Battery Switch Touch Screen Control panel and display descriptionControl panel parts Basic functions of keyboard from synopticControl panel parts Messages menus and classification in submenus MainMenu structure Screen description Main level screen menu Screen 0.0 Main ScreenUPS status control screen menu MainPage 3. ‘‘MEASURES level screen menu Page Page 4. ‘‘SETTINGS level screen menu Screen 3.0 Settings and its submenusModbus 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 6. ‘‘DATA Logger level screen menu Screen 5.0 Data logger Page Battery fuses Maintenance, warranty and serviceBasic maintenance guide BatteriesWarranty conditions Cooling FanCapacitors Annexes Static Bypass Type External battery cabinet Dimensions & Weight External Battery CabinetSafety Instructions To provide forPage Page Page Operating Instructions 8000032013 BAL, EN

2.33 2 specifications

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