Explosive atmospheres. Part 2. Equipment protection by pressurized enclosure 'p'
Document status: Active
Low-voltage switchgear and control gear. Part 1. General rules
Document status: Replaced by GOST R 50030.1-2000
Rotating electrical machines. Part 7. Classification of types of construction, mounting arrangements and terminal box position (Code IM)
Document status: Active
Electrical installations of buildings. Part 4. Protection for safety. Protection against undervoltage
Document status: Active
Adjustable speed electrical power drive systems. Part 1. General requirements. Rating specifications for low voltage adjustable speed d.c. power drive systems
Document status: Active
