Electrical Engineering Standards
20/30421896 DC
BS EN 50708-2-3. Power transformers. Additional European requirements - Part 2-3. Medium power transformer. Accessories...
20/30421899 DC
BS EN 50708-2-4. Power transformers. Additional European requirements - Part 2-4. Medium power transformer. Special test...
20/30422320 DC
BS EN IEC 61537 AMD AA. Cable management. Cable tray systems and cable ladder systems...
20/30422983 DC
BS EN 62246-4. Reed switches - Part 4. Application in conjunction with magnetic-actuator used for Magnetic Sensing Prote...
20/30422999 DC
BS EN IEC 60317-84. Specifications for particular types of winding wires - Part 84. Polyesterimide enamelled round coppe...
20/30423219 DC
BS EN 61534-21 AMD1. Powertrack systems - Part 21. Particular requirements for powertrack systems intended for wall and ...
20/30423223 DC
BS EN 61534-22 AMD1. Powertrack systems - Part 22. Particular requirements for powertrack systems intended for onfloor o...
20/30423330 DC
BS EN IEC 61812-1. Time relays for industrial and residential use - Part 1. Requirements and tests...
20/30424110 DC
BS EN IEC 61347-2-1. Lamp controlgear - Part 2-1. Particular requirements for starting devices (other than glow starters...
20/30424113 DC
BS EN IEC 61347-2-3. Lamp control gear - Part 2-3. Particular requirements for a.c. and/or d.c. supplied electronic cont...
20/30424115 DC
BS EN IEC 61347-2-8. Lamp controlgear - Part 2-8. Particular requirements for ballasts for fluorescent lamps...
20/30424116 DC
BS EN IEC 61347-2-10. Controlgear for electric light sources - Part 2-10. Particular requirements for electronic inverto...
20/30424119 DC
BS EN IEC 61347-2-12. Lamp controlgear - Part 2-12. Particular requirements for d.c. or a.c. supplied electronic control...
20/30424120 DC
BS EN IEC 61347-2-13. Controlgear for electric light sources - Part 2-13. Particular requirements for d.c. or a.c. suppl...
20/30424525 DC
BS EN 61534-22. Powertrack systems - Part 22. Particular requirements for powertrack systems intended for onfloor or und...
20/30424528 DC
BS EN 61534-21 AMD AA. Powertrack systems - Part 21. Particular requirements for powertrack systems intended for wall an...
20/30425707 DC
BS EN 60076-4. Power transformers - Part 4. Guide to the lightning impulse and switching impulse testing. Power transfor...
20/30425765 DC
BS EN IEC 60255-26. Measuring relays and protection equipment - Part 26. Electromagnetic compatibility requirements...
20/30427093 DC
BS EN IEC 63248. Conductors for overhead lines. Coated or cladded metallic wire for concentric lay stranded conductors...