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GT 2.5-DE
GT 3.8-DE
GT 2.8-SP
GT 3.8-SP
Owner’s Manual
Xantrex Grid Tie
Solar Inverter
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Xantrex Grid Tie Solar Inverter Owner’s Manual
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About Xantrex Xantrex Technology Inc. is a world-leading supplier of advanced power electronics and controls with products from 50 watt mobile units to one MW utility-scale systems for wind, solar, batteries, fuel cells, microturbines, and backup power applications in both grid-connected and stand-alone systems. Xantrex products include inverters, battery chargers, programmable power supplies, and variable speed drives that convert, supply, control, clean, and distribute electrical power. Tr
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About This Manual The purpose of this Owner’s Manual is to provide explanations and procedures for installing, operating, maintaining, and troubleshooting the Xantrex Grid Tie Solar Inverter™. Scope The manual provides safety guidelines, detailed planning and setup information. It provides procedures for installing the inverter and information about operating and troubleshooting the unit. It does not provide details about particular brands of photovoltaic (PV) panels. You need to consult in
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About This Manual Conventions Used The following conventions are used in this guide. WARNING Warnings identify conditions that could result in personal injury or loss of life. CAUTION Cautions identify conditions or practices that could result in damage to the unit or other equipment. Important: These notes describe things that are important for you to know, but not as serious as a caution or warning. Abbreviations Used GT Grid Tie LCD Liquid Crystal Display LED Light Emitting Diode MPPT Maxim
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About This Manual Symbols Used Alternating Current (AC) Direct Current (DC) In this guide: Important information, warnings, or cautions. On the product: Important information, warnings or cautions with further explanation in the product guide. Caution, risk of electric shock. FOR AUTHORIZED SERVICE PERSONNEL: Before opening cover, disconnect DC and AC power and wait 30 minutes to allow internal voltages to reach safe levels. NOTE: there are no user-serviceable parts inside. Refer to t
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Important Safety Instructions SAVE THESE INSTRUCTIONS—This manual contains important instructions that shall be followed during the installation and maintenance of the Xantrex Grid Tie Solar Inverter. 1. Before installing and using the GT Inverter, read all instructions and cautionary markings on the inverter and in all appropriate sections of this guide. 2. To reduce risk of fire hazard, do not cover or obstruct the heat sink. 3. Observe the clearance recommendations as described on page 2–12
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Safety Regulatory Compliance The GT Inverter is CE Marked for the following Directives and standards: • Low Voltage Directive 73/23/EEC, per EN50178 “Electronic Equipment for Use in Power Installations”. • EMC Directive 89/336/EEC, per: • EN61000-6-3 “Emission Standard for Residential, Commercial, and Light-Industrial Environments” • EN61000-6-1 “Immunity for Residential, Commercial, and Light-Industrial Environments” • EN61000-3-2 “Limits for Harmonic Current Emissions” • EN61000-3-3 “Limita
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Contents Important Safety Instructions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii Regulatory Compliance viii 1 Introduction About the Xantrex Grid Tie Solar Inverter- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–2 Standard Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–3 2 Installation Installation Options - - - - - - - - - - - - - - - - - - - - - - -
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Contents Connecting Network Cable between Inverters - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -3–12 Communications Wiring for Monitoring a Single Inverter - - - - - - - - - - - - - - - - - - - - - - - -3–12 4 Starting the Inverter Commissioning Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–2 Disconnect Test - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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Figures Figure 1-1 Basic System Overview - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–2 Figure 1-2 Main Features of the GT Inverter- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–3 Figure 2-1 Installation Options Overview - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–3 Figure 2-2 GT Inverter mounting orientation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2
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Tables Table 2-1 MPPT Operational Window - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–6 Table 2-2 Inverter Clearance Requirements - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–12 Table 3-1 T568A Standard Wiring - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–10 Table 3-2 Network Components and Part Numbers- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–11 Table 5-1 Start
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Introduction 1 Chapter 1, “Introduction”, contains information about the features and functions of the Xantrex Grid Tie Solar Inverter.
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Introduction About the Xantrex Grid Tie Solar Inverter The Xantrex Grid Tie Solar Inverter (GT Inverter) is designed to convert solar electric (photovoltaic or PV) power into utility-grade electricity that can be used by the home or sold to the local power company. Installing the GT Inverter consists of mounting it to the wall and connecting the DC input to a PV array and the AC output to the utility. See Figure 1-1 for a simple diagram of a typical installation. In order to operate, the GT
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About the Xantrex Grid Tie Solar Inverter PV compatibility The GT Inverter is designed to take advantage of solar modules configured as high voltage PV string arrays—single crystalline, poly crystalline, or thin film—with a 195 to 550 Vdc input voltage Maximum Power Point range. Maximum Power The GT Inverter uses Xantrex proprietary Maximum Power Point Tracking Point Tracking (MPPT) technology to harvest the maximum amount of energy from the solar (MPPT) array. MPPT learns your array’s spec
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