Russian standards
Explosion-protected electrical apparatus. Part 18. Type of protection (m)
Document status: Cancelled
Brushes for electrical machines. The method for determination of the commutator characteristics
Document status: Withdrawn
Portable lead-acid cells and batteries (valve-regulated types). Part 3. Safety recommendations for use in electric appliances
Document status: Active
Fire hazard testing. Part 10-2. Abnormal heat. Ball pressure test
Document status: Cancelled