1992EN 60896-1:1991/A2:1992 Stationary lead-acid batteries - General requirements and methods of test Part 1: Vented types (Incorporates Amendment A2: 1992)
1991EN 60896-1:1991 Stationary lead-acid batteries; general requirements and methods of test; part 1: vented types (IEC 896-1:1987 + A1:1988)