Secondary cells and batteries for renewable energy storage - General requirements and methods of test - Part 1: Photovoltaic off-grid application (IEC 61427-1:2013) (english version)
General purpose lead-acid batteries (valve-regulated types) - Part 1: General requirements, functional characteristics - Methods of test (IEC 61056-1:2012) (english version)
Safety requirements for secondary batteries and battery installations -- Part 4: Valve-regulated lead-acid batteries for use in portable appliances ((IEC 62485-4:2015) EN IEC 62485-4:2018) (english version)
Secondary cells and batteries for renewable energy storage – General requirements and methods of test -- Part 2: On-grid applications ( IEC 61427-2:2015) (english version)
Secondary batteries (except lithium) for the propulsion of electric road vehicles -- Part 4: Safety requirements of nickel-metal hydride cells and modules ( IEC 61982-4:2015) (english version)
