Summary of Contents for Power One AURORA PVI-7200-WIND-INTERFACE
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® AURORA Wind Box Interface INSTALLATION AND OPERATOR’S MANUAL Model numbers: PVI-7200-WIND-INTERFACE PVI-4000-WIND-INTERFACE PVI-2500-WIND-INTERFACE Rev. 4.0...
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REVISION TABLE Document Author Date Change Description Revision 5 Sept 2006 First release of the document 15 June 2006 Additional Model revision 19 Dec 2008 Additional Model revision Paolo Ferrini 16 Apr 2009 Additional Information SAVE THESE INSTRUCTIONS! IMPORTANT SAFETY INSTRUCTIONS PVI-7200-WIND-INTERFACE PVI-4000-WIND-INTERFACE PVI-2500-WIND-INTERFACE (available upon request)
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Installation and Operator’s Manual Page 3 of 20 (Aurora Wind Interface Rev 4.0) IMPORTANT SAFETY INSTRUCTIONS This manual contains important safety and operational instructions that must be accurately understood and followed during the installation and maintenance of the equipment. To reduce the risk of electrical shock hazards, and to make sure the equipment is safely installed and commissioned, special safety symbols are used in this manual to highlight potential safety risks and important safety information.
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Installation and Operator’s Manual Page 4 of 20 (Aurora Wind Interface Rev 4.0) USEFUL INFORMATION AND SAFETY STANDARD FOREWORD The installation of AURORA must be performed in full compliance with national and local standards and regulations AURORA has no internal user serviceable parts other than fuses. For any maintenance or repair please contact the nearest authorized repair center.
Installation and Operator’s Manual Page 6 of 20 (Aurora Wind Interface Rev 4.0) 1 Wind Box Interface Description - WBI The AURORA Wind Box Interface is an integral part of the wind energy system. The WBI serves four purposes. • To rectify the “Wild AC” from wind turbine generator into DC input for the inverter.
Installation and Operator’s Manual Page 7 of 20 (Aurora Wind Interface Rev 4.0) WBI Operating Parameters Value Description Aurora WBI Input voltage range (no damaging) 0 Vac to 400 Vac Input voltage range (operating) 40 Vac to 400 Vac Input frequency range 0Hz to 600Hz * Max.
Installation and Operator’s Manual Page 8 of 20 (Aurora Wind Interface Rev 4.0) 1.2 WBI Block Diagram The AURORA WBI is designed to be used with the Aurora Wind Inverter. Figure 1: Wind Box Interface Block Diagram...
Installation and Operator’s Manual Page 9 of 20 (Aurora Wind Interface Rev 4.0) 1.3 System Block Diagram Figure 2: Typical Wind System block diagram The wind turbine must have a primary safety means of limiting the wind turbine speed, this typically is a some type of furling method, blade stalling, self limiting airfoil design, electric safety brake or any other system may exist Power-One supplies the products detailed with pictures in the above block scheme.
Installation and Operator’s Manual Page 11 of 20 (Aurora Wind Interface Rev 4.0) 2 WBI Connections WARNING: Always safety brake the wind turbine and disconnect the AC grid Circuit Breaker before opening the WBI. 2.1 Required System Connections In the following table are shown input and output pass through openings and glander to be used for the US version (not provided) and provided plastic glander sizes for all other non US versions.
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Installation and Operator’s Manual Page 12 of 20 (Aurora Wind Interface Rev 4.0) Figure 4: Glanders designations for standard version (non US)
Installation and Operator’s Manual Page 13 of 20 (Aurora Wind Interface Rev 4.0) 2.2 Wind Speed Feed back The wind speed feed back is an open collector source. The generated pulse train has frequency identical to the generator frequency. Max pull up voltage = 24Vdc; zero level = 1.4Vmax;...
Installation and Operator’s Manual Page 14 of 20 (Aurora Wind Interface Rev 4.0) 3.1 Assembly and Mounting Instructions The unit shall be installed in a location so that it is not expected to be casually contacted by person with the external heat sink. 3.1.1 Mounting Height The WBI must be mounted at least 1m (3 feet) above floor level on a vertical surface.
Installation and Operator’s Manual Page 15 of 20 (Aurora Wind Interface Rev 4.0) 3.3 Diversion Load Connection The value of the Diversion Load resistor is determined by the wind system manufacturer using wind generator characteristics. • Connect the Brake – terminal to the corresponding terminal properly sized diversion load.
Installation and Operator’s Manual Page 16 of 20 (Aurora Wind Interface Rev 4.0) 3.6.2 Wind input power-up • Monitor wind speed and at a safe wind speed release the Safety brake on the wind turbine. (Consult wind turbine manufacturer for the safe wind speed release) •...
Installation and Operator’s Manual Page 17 of 20 (Aurora Wind Interface Rev 4.0) 4 Trouble-shooting Trouble-shooting should only be done by trained and qualified personnel. Trouble- shooting involves hazardous voltages and energies. Symptom Measurement/verify Possible Cause • Exporting initial point Aurora Wind Inverter, Measure WBI Output;...
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