Russian standards
Stationary lead-acid batteries. General requirements and methods of test. Part 2. Valve regulated types
Document status: Replaced
Rotating electrical machines. Part 18-33. Functional evaluation of insulation systems. Test procedures for form-wound windings. Multifactor evaluation by endurance under simultaneous thermal and electrical stresses
Document status: Active
Explosive atmospheres. Part 28. Protection of equipment and transmission systems using optical radiation
Document status: Cancelled
Asbestos cement non-arcing boards for electrical purposes. Specifications
Document status: Active
