Self- ballasted lamps for general lighting services. Safety requirements
Document status: Replaced by GOST R 53881-2010
Explosive atmospheres. Part 0. Equipment. General requirements
Document status: Active
Insulation coordination for equipment within low-voltage systems. Part 1. Principles, requirements and tests
Document status: Active
Measuring relays and protection equipment. Part 127. Functional requirements for over/under voltage protection
Document status: Active
