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Low-voltage switchgear and controlgear assemblies - Particular requirements for assemblies for construction sites (ACS). Original standard BS EN 61439-4-2013 in PDF full version. Additional info + preview on request

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Low-voltage switchgear and controlgear assemblies - Busbar trunking systems (busways). Original standard BS EN 61439-6-2012 in PDF full version. Additional info + preview on request

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Composite string insulator units for overhead lines with a nominal voltage greater than 1000 V - Standard strength classes and end fittings. Original standard BS EN 61466-1-2016 in PDF full version. Additional info + preview on request

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Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Dimensional and electrical characteristics. Original standard BS EN 61466-2-1999 + A2-2018 in PDF full version. Additional info + preview on request

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Insulators for overhead lines. Insulator strings and sets for lines with a nominal voltage greater than 1000 V. AC power arc tests. Original standard BS EN 61467-2008 in PDF full version. Additional info + preview on request

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Live working. Minimum approach distances for a.c systems in the voltage range 72,5 kV to 800 kV. A method of calculation. Original standard BS EN 61472-2013 (2015) in PDF full version. Additional info + preview on request

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