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GT3.0
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 which are important for you to know, but not as serious as a caution or warning. Abbreviations and Acronyms AC Alternating Current CSA Canadian Standards Association DC Dire
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About This Manual Related Information You can find more information about Xantrex Technology Inc. as well as its products and services at www.xantrex.com Other useful documentation on photovoltaic systems includes: “ A Guide to Photovoltaic (PV) System Design and Installation”, California Energy Commission (CEC), publication #500-01-020, June 2001 (available at www.energy.ca.gov). “ California Interconnection Guidebook: a Guide to Interconnecting Customer-owned Electric Generation Equipmen
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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, wiring box, and 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 o
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Safety Regulatory Compliance The GT Inverter has complete on-board over-current, over-temperature and anti-islanding protection, and meets U.S., Canadian and international safety operating standards and code requirements: UL 1741 – Standard for Inverters, Converters, and Controllers for Use in Independent Power Systems CSA C22.2 No. 107.1-01 General Use Power Supplies IEEE C62.41 Recommended Practice on Surge Voltages in Low-Voltage AC Power Circuits (Location Category B3). To locate the
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Safety Verification and Commissioning Test Purpose This procedure is designed to verify correct operation of the Xantrex Grid Tie Solar Inverter both on initial operation and periodically through its life as required by the utilities. Commissioning Test Follow the startup and monitoring procedures as documented in Chapters 4 and 5. When operation of the inverter has been verified and the unit is producing power, run the Non-Islanding test as described in this procedure. Verification Test Perio
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Contents Important Safety Instructions Regulatory Compliance - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - viii FCC Information to the User - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - viii Verification and Commissioning Test - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ix 1 Introduction About the Xantrex Grid Tie Solar Inverter - - - - - - - - - - - - -
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Contents 3 Wiring the Inverter Accessing the Wiring Terminals - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–2 Connecting the DC Wiring- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–4 Connecting the AC Wiring- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–7 Connecting Inverters in Parallel - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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Contents A Specifications Electrical Specifications - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - A–2 Input - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -A–2 Output - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -A–2 Adjustable disconnect settings - - - - - - - - - - - - - - - - - - - - - - - - - - -
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Figures Figure 1-1 Basic System Overview - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–2 Figure 1-2 Main Features of the GT Inverter- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–4 Figure 1-3 Safety and Data Label Locations - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–5 Figure 1-4 Wiring Box for the GT Inverter - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1
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Tables Table 1-1 GT Inverter Models - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–8 Table 2-1 MPPT Operational Window - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–6 Table 2-2 Inverter Clearance Requirements - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–18 Table 3-1 Torque Values for Wires* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–5 Ta
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