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Explosive atmospheres. Part 18. Equipment protection by encapsulation 'm'
Document status: Active
Tungsten filament lamps for domestic and similar general lighting purposes. Performance requirements
Document status: Withdrawn
United power system and isolated power systems. Electric power systems. Standardized sequence of nominal and highest operating voltages
Document status: Active
Carbon brushes for electrical machines. Dimensions of carbon brushes and methods for determination of electrical contact resistance between the brush and a shunt and break out force of a shunt
Document status: Active
Water-tube boilers and auxiliary installations. Part 4. In-service boiler life expectancy calculations
Document status: Active