Xantrex GT Inverter Wiring Box | Xantrex Technology GT3.0 manual

Wiring the Inverter

PV String #2	PV Array
PV String #2
G	G
–	G
+

G

–PV String #1

+

Xantrex GT Inverter

Wiring Box

GND bar

AC/DC Disconnect

Switch

Figure 3-4DC Connections for Grounded PV Array

Important: Depending upon installation and local codes, fusing and/or a combiner box may be required. This fusing is to be provided by the installer.

3–6	975-0131-01-01

Image 60

Xantrex Technology GT3.0 owner manual Xantrex GT Inverter Wiring Box, 4DC Connections for Grounded PV Array

Contents

Xantrex Grid Tie Solar Inverter Page Xantrex Grid Tie Solar Inverter Date and Revision Scope AudienceOrganization Conventions Used Abbreviations and Acronyms Related Information Page Important Safety Instructions Regulatory Compliance FCC Information to the UserTo locate the firmware version number Verification and Commissioning Test PurposeCommissioning Test Verification TestPage Contents Wiring the Inverter Maintenance and TroubleshootingStarting the Inverter Monitoring the Inverter Specifications Warranty and Return InformationIndex Xiv Figures Xvi Tables Xviii Introduction About the Xantrex Grid Tie Solar Inverter Xantrex GT Inverter Standard Features Mppt Optional Features 2Main Features of the GT Inverter Safety and Standards 3Safety and Data Label Locations Wiring Box standard on North American models Removable Components Optional Heat Sink Cover and Fan Model Configurations 1GT Inverter ModelsGT3.0-aa 2-bb-230 Installation Installation Options Planning the InstallationSingle Inverter Installation Multiple Inverter Installations Single Inverter Installation Multiple 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 Grounding Requirements Long Distance GroundingLightning Protection AC Grounding Xantrex GT Inverter Wiring Box 2Basic Grounding Overview 3Long Distance Grounding Overview Routing the Wires 4Grounding With Extra Lightning Protection Overview Planning AC Wire Routing Planning DC Wire Routing Preparing for the Installation WiringCircuit Breakers and Disconnect Switch AC Circuit Breaker Requirements AC/DC Disconnect Switch Ground Fault FuseOther Materials Needed Equipment Needed Mounting the Inverter Overview Dimensions and Knockout Locations Preparing to Mount the UnitKnockout Preparation Installing the Mounting Bracket 7Dimensions of GT Inverter and Knockout Locations Clearance Requirements 2Inverter Clearance RequirementsLocation Minimum Clearance Surfaces for Mounting To mount the unit using poles Mounting on Poles or RailsGround Floor Mounting on Wallboard, Siding or Concrete To mount the GT Inverter to 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 To attach the fan assembly to the inverter 12Attaching the fan assembly To connect the fan wires 13Location of Fan Connector 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 Accessing the Wiring Terminals To remove the wiring box cover 2AC and DC Terminal Block Location in the Wiring Box Connecting the DC Wiring 3AC/DC Disconnect Switch Positions To wire the PV array to GT Inverter 1Torque Values for WiresWire Size Torque Xantrex GT Inverter Wiring Box 4DC Connections for Grounded PV Array Connecting the AC Wiring To wire the main utility service panel to the GT Inverter 5AC Connections from GT Inverter to Utility Service Panel Xantrex GT InverterService Panel Wiring Box 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 Communications Wiring for Inverters in Parallel Xanbus Network Technology 9Xanbus RJ45 Ports in the GT Inverter Wiring Box Male Network Terminator RJ45 Connector Requirements 2T568A Standard WiringCabling Requirements Conductor Name CAT 5 Cable Insulation Color 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 Startup Procedure Checking the PV Array DC VoltageChecking the AC Utility Voltage To check the PV array DC voltage Replacing the Wiring Box Cover To replace the wiring box coverTo replace the front panel cover Starting up the GT Inverter To start up the inverter Monitoring the Inverter Monitoring the Front Panel Display 1Front Panel LCD Location Startup Mode Front Panel Display Screens and What They Mean1Startup Screens on GT Inverter Front Panel Display Display Duration Description 2Normal Operation Default Screen To view more Normal Operation information3Normal Operation Screens for All GT Inverter Units Display Offline Mode 5Offline Mode Default DisplayTo view unit-specific screens in a multiple unit system Multiple Unit System Fault Mode Offline Mode Screens for All GT Inverter UnitsMultiple Unit 25kWh VoltageFault 8Fault Message Screens Additional Fault Mode Screens Special ScreensDisplay Description Status Indicator Lights 11Status Indicator LEDs10Special Message Screens LEDonMeansGreen LED Maintenance Factors Affecting GT Inverter Performance PV Array Factors Performing General Maintenance Replacing PartsOther Factors Replacing the Ground Fault Protection Fuse To replace a ground fault protection fuse Replacing the Inverter 1Location of Fuse, Front Panel Cover Removed To remove the inverter from the wiring box 2Inverter and Wiring Box Sections To replace the inverter on the wiring box Identifying Error/Fault Conditions and Solutions 1Troubleshooting the GT Inverter Specifications Electrical Specifications InputOutput GT3.0 European Adjustable Disconnect Settings Output Power Versus Ambient TemperatureAdjustment Range Setting Efficiency Figure A-2Typical Efficiency Environmental Specifications Mechanical SpecificationsUser Display Accessories GT Fan Kit includes fan assembly and heat sink cover Warranty and Return Information Warranty 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