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Luminaires portable child-appealing. General specifications
Document status: Active
Water-tube boilers and auxiliary installations. Part 4. In-service boiler life expectancy calculations
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Photovoltaic systems. Stand-alone pumping systems for water supply. Performance determination. Selection and verification
Document status: Active
Electrical accessories. Circuit-breakers and similar equipment for household use. Auxiliary contact units
Document status: Active
Semiconductor reformers of electroenergy with power including to 5 kV x A. General specifications
Document status: Active
Source units of ionizing radiation for radioisotope instruments relay type. General specifications
Document status: Active