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Rotating electrical machines. Part 20-1. Control motors-Stepping motors
Document status: Active
Explosive atmospheres. Part 31. Equipment dust ignition protection by enclosure 't'
Document status: Replaced by GOST 31610.31-2024
Radio-frequency cable type PK 50-1,5-12. Specifications
Document status: Active
Water-tube boilers and auxiliary installations. Part 12. Requirements for boiler feedwater and boiler water quality
Document status: Active
Uninterruptible power systems (UPS). Part 1. General and safety requirement for UPS
Document status: Active
Low-voltage switches, switch-disconnectors. General technical specifications
Document status: Active