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Table of Contents
Summary of Contents for Leaf M500-S
- Page 1 MICROINVERTER M500-S Installation Manual...
- Page 2 November 2014 Copyright LEAF SpA...
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Page 3: Table Of Contents
2. GETTING STARTED: ANALYSIS OF THE CLIENT SITE 3. LEAF MICROINVERTER M500-S 3.1 Label 3.2 Wiring 4. MOUNTING THE LEAF MICROINVERTER M500-S 4.1 Fixing LEAF Microinverter M500-S 4.2 Connecting the AC BUS 4.2.1 Connection without WIELAND distribution units 4.2.2 Connection with WIELAND distribution unit 4.3 Connecting to the PV panels... -
Page 4: Introduction
It is used to highlight particular requirements of the installation process. 1.3 Safety notes The LEAF Microinverter M500-S is equipped with an isolation transformer between the PV side and the grid network, with insulation of reinforced type. Before installing and using any LEAF Microinverter M500-S, be sure to have read and fully understood the instructions provided in this manual. - Page 5 The aluminum body of the LEAF Microinverter M500-S serves as a heatsink and can reach high temperatures, therefore it should not be touched during operation. The proper functioning of the LEAF Microinverter M500-S is subject to the limits of voltage, current and power stated in the product datasheet.
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Page 6: Compliance Requirements Of The Installation
In case of fault, contact the installer or the LEAF customer support. Once xed to the structure of the photovoltaic system, no weights shall be put on top of the LEAF Microinverter M500-S. In any case, avoid falling objects or weights exceeding 10kg to be placed on top of the microinverter. -
Page 7: Leaf Microinverter M500-S
3. LEAF MICROINVERTER M500-S General information on LEAF M500-S Microinverter: names and functions of the parts. Backover Hole Easy Handling Backover Slot Fastening Slot Heatsink Messa a terra LEAF Design M5 Screw Protective Vent Robust Venting PV Input Fig. 3.1... - Page 8 The removal of one or more LEAF M500-S microinverter does not compromise the functionality and the ef ciency of the remaining part of the system In order to facilitate monitoring and consequent support, the installer must provide the map of the installation as described in Appendix (pag.14), reporting the serial numbers of micro-inverter used.
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Page 9: Mounting The Leaf Microinverter M500-S
• Connecting the AC bus of the PV system at all the LEAF M500-S microinverters • Connecting all the LEAF M500-S microinverters to their respective panel or to the pair of solar panels associated with it • Connecting the AC bus of the PV system to the grid Make sure the bolts used are noticeable on the backsheet of the module, even in conditions of snow load on the module. -
Page 10: Connection Without Wieland Distribution Units
4.2.1 Connection without WIELAND distribution units Realize the connections as shown in gure 4.2. Inspection Box Fig. 4.2 4.2.2 Connection with WIELAND distribution unit Each distribution unit can accommodate a maximum of 4 connection cables: up to 3 AC lines from microinverters and up to 2 cables for connecting to the distribution network. -
Page 11: Connecting To The Pv Panels
4.3 Connecting to the PV panels The LEAF M500-S microinverters may be connected to 1 or 2 photovoltaic modules, depending on module charateristcs: in the case of connection to a pair of modules, these must be previously connected in series as shown in gure 4.5. -
Page 12: Connecting The Ac Distribution Network (Grid)
5. REMOVING A LEAF MICROINVERTER M500-S Strictly adhere to the connection sequence of LEAF M500-S microinverter, so to prevent parts accessible to the operator from becoming live. • Isolate the AC bus of the photovoltaic system from the grid. -
Page 13: Appendix
The aluminum body of the LEAF Microinverter M500-S serves as a heatsink and can reach high temperatures, therefore it should not be touched during operation. The proper functioning of the LEAF Microinverter M500-S is subject to the limits of voltage, current and power stated in the product datasheet. -
Page 14: Installation Map
INSTALLATION MAP CLIENT DATA INSTALLER DATA Company: Company: Address: Address: City: City: ORIENTATION (Insert geographical orientation and roof slope) Roof section N. ___... -
Page 15: Technical Data
MICROINVERTER M500-S TECHNICAL DATA DC Input Recommended PV Input Power (STC) 500 ... 560 Wp Input Voltage Upper Limit (Max) 90 V Starting Voltage (Min) 40 V Operative Voltage Range (Min-Max) 20 … 85 V MPP Voltage Range (Min-Max) 30 … 75 V... - Page 16 Veneto and has operations in 85 countries across the globe. Tel. +39 0434 1855250 The mission of VeNetWork is to promote business culture via the funding and www.leaf-eng.com - leaf@leaf-eng.com development of new manufacturing companies and service providers that will generate economic, professional and cultural value for the area.
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