Maintenance | Xantrex Technology GT3.0 specification

6	Maintenance and
	Troubleshooting

Chapter 6, “Maintenance and Troubleshooting”, contains information about how to provide general maintenance for the Xantrex Grid Tie Solar Inverter. It also provides information about troubleshooting the unit.

The topics in this chapter are organized as follows:

•“Factors Affecting GT Inverter Performance” on page 6–2

•“Performing General Maintenance” on page 6–3

•“Replacing Parts” on page 6–3

•“Identifying Error/Fault Conditions and Solutions” on page 6–8.

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Xantrex Technology GT3.0 owner manual Maintenance

Contents

Xantrex Grid Tie Solar Inverter Page Xantrex Grid Tie Solar Inverter Date and Revision Scope AudienceOrganization Abbreviations and Acronyms Conventions Used Related Information Page Important Safety Instructions Regulatory Compliance FCC Information to the UserTo locate the firmware version number Verification Test Verification and Commissioning TestPurpose Commissioning TestPage Contents Monitoring the Inverter Wiring the InverterMaintenance and Troubleshooting Starting the Inverter Specifications Warranty and Return InformationIndex Xiv Figures Xvi Tables Xviii Introduction Xantrex GT Inverter About the Xantrex Grid Tie Solar Inverter Mppt Standard Features 2Main Features of the GT Inverter Optional Features 3Safety and Data Label Locations Safety and Standards Removable Components Wiring Box standard on North American models Optional Heat Sink Cover and Fan Model Configurations 1GT Inverter ModelsGT3.0-aa 2-bb-230 Installation Multiple Inverter Installations Installation OptionsPlanning the Installation Single Inverter Installation Multiple Inverter Installation Single Inverter Installation Inverter Location Equipment and Installation Recommendations PV Array RequirementsGeneral Recommendations Voltage Effect of Array Voltage Inverter Mode Voltage and Mppt Requirements1MPPT Operational Window Planning the Installation AC Grounding Grounding RequirementsLong Distance Grounding Lightning Protection 2Basic Grounding Overview Xantrex GT Inverter Wiring Box 3Long Distance Grounding Overview 4Grounding With Extra Lightning Protection Overview Routing the Wires Planning DC Wire Routing Planning AC Wire Routing AC Circuit Breaker Requirements Preparing for the InstallationWiring Circuit Breakers and Disconnect Switch Equipment Needed AC/DC Disconnect SwitchGround Fault Fuse Other Materials Needed Overview Mounting the Inverter Dimensions and Knockout Locations Preparing to Mount the UnitKnockout Preparation 7Dimensions of GT Inverter and Knockout Locations Installing the Mounting Bracket Clearance Requirements 2Inverter Clearance RequirementsLocation Minimum Clearance Surfaces for Mounting To mount the unit using poles Mounting on Poles or RailsGround Floor To mount the GT Inverter to wallboard, siding, or concrete Mounting on Wallboard, Siding or Concrete Mounting the Inverter on the Bracket Mounting a Single InverterTo mount the inverter on the mounting bracket Installing Accessories Installing the Fan AssemblyMounting Multiple Inverters in Parallel 12Attaching the fan assembly To attach the fan assembly to the inverter 13Location of Fan Connector To connect the fan wires Installing the Heat Sink Cover To install the heat sink cover on the inverterTo remove the heat sink cover from the inverter Wiring the Inverter To remove the wiring box cover Accessing the Wiring Terminals 2AC and DC Terminal Block Location in the Wiring Box 3AC/DC Disconnect Switch Positions Connecting the DC Wiring To wire the PV array to GT Inverter 1Torque Values for WiresWire Size Torque 4DC Connections for Grounded PV Array Xantrex GT Inverter Wiring Box Connecting the AC Wiring To wire the main utility service panel to the GT Inverter Xantrex GT InverterService Panel Wiring Box 5AC Connections from GT Inverter to Utility Service Panel Connecting Inverters in Parallel DC and AC Wiring for Inverters in ParallelTo wire the PV array to GT Inverters in parallel 6Parallel GT Inverter DC and AC Wiring Xanbus Network Technology Communications Wiring for Inverters in Parallel Male Network Terminator 9Xanbus RJ45 Ports in the GT Inverter Wiring Box Conductor Name CAT 5 Cable Insulation Color RJ45 Connector Requirements2T568A Standard Wiring Cabling Requirements Guidelines for Routing the Network Cables Purchasing Network Components3Network Components and Part Numbers Wiring the Inverter 11Communications Wiring for GT Inverters in Parallel Page Starting the Inverter To check the PV array DC voltage Startup ProcedureChecking the PV Array DC Voltage Checking the AC Utility Voltage Replacing the Wiring Box Cover To replace the wiring box coverTo replace the front panel cover To start up the inverter Starting up the GT Inverter Monitoring the Inverter 1Front Panel LCD Location Monitoring the Front Panel Display Display Duration Description Startup ModeFront Panel Display Screens and What They Mean 1Startup Screens on GT Inverter Front Panel Display Display 2Normal Operation Default ScreenTo view more Normal Operation information 3Normal Operation Screens for All GT Inverter Units Multiple Unit System Offline Mode5Offline Mode Default Display To view unit-specific screens in a multiple unit system 25kWh Fault ModeOffline Mode Screens for All GT Inverter Units Multiple Unit 8Fault Message Screens VoltageFault Additional Fault Mode Screens Special ScreensDisplay Description Status Indicator Lights 11Status Indicator LEDs10Special Message Screens LEDonMeansGreen LED Maintenance PV Array Factors Factors Affecting GT Inverter Performance Performing General Maintenance Replacing PartsOther Factors To replace a ground fault protection fuse Replacing the Ground Fault Protection Fuse 1Location of Fuse, Front Panel Cover Removed Replacing the Inverter To remove the inverter from the wiring box To replace the inverter on the wiring box 2Inverter and Wiring Box Sections 1Troubleshooting the GT Inverter Identifying Error/Fault Conditions and Solutions Specifications GT3.0 European Electrical SpecificationsInput Output Adjustable Disconnect Settings Output Power Versus Ambient TemperatureAdjustment Range Setting Figure A-2Typical Efficiency Efficiency Environmental Specifications Mechanical SpecificationsUser Display GT Fan Kit includes fan assembly and heat sink cover Accessories Warranty Warranty and Return Information Disclaimer ProductExclusions Return Material Authorization Policy Return ProcedureOut of Warranty Service Information About Your System Inverter DetailsPV Details Index Port 3-13, 5-7 Torquing 3-5, 3-10 wire sizes IX-4 Page Xantrex Technology Inc