DS DS/EN 62509
DS DSEN 62509 2011-OCT-14 Battery charge controllers for photovoltac systems - Performance and functonng
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IEC 62509:2010 establishes minimum requirements for the functioning and performance of battery charge controllers (BCC) used with lead acid batteries in terrestrial photovoltaic systems. The main aims are to ensure BCC reliability and to maximise the life of the battery. This standard shall be used in conjunction with IEC 62093.