DIN EN 50272-2 Safety requirements for secondary batteries and battery installations - Part 2: Stationary batteries; German version EN 50272-2:2001
DIN EN 50272-3 Safety requirements for secondary batteries and battery installations - Part 3: Traction batteries; German version EN 50272-3:2002
DIN EN 60993 Electrolyte for vented nickel-cadmium cells (IEC 60993:1989); German version EN 60993:2002
DIN 40771-1:2013 history
2013DIN 40771-1:2013 Vented nickel-cadmium-accumulators.Part 1: Cells in plastic containers with pocket type plates.Rated capacities.Main dimensions
1981DIN 40771-1:1981 Nickel-cadmium-accumulators; cells with pocket-type plates, cells in steel and plastic containers; rated capacities, main dimensions