BS EN IEC 61951-1:2017+A1:2023 Secondary cells and batteries containing alkaline or other non-acid electrolytes. Secondary sealed cells and batteries for portable applications - Nickel-cadmium
2023BS EN IEC 61951-1:2017+A1:2023 Secondary cells and batteries containing alkaline or other non-acid electrolytes. Secondary sealed cells and batteries for portable applications - Nickel-cadmium