STB PDF

Microwave ferrite components. Guide for the drafting of specifications. Original standard BS EN 61609-1999 in PDF full version. Additional info + preview on request

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Insulating liquids. Determination of the dielectric dissipation factor by measurement of the conductance and capacitance. Test method. Original standard BS EN 61620-1999 in PDF full version. Additional info + preview on request

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Corrugated pressboard and presspaper for electrical purposes Part 2: Methods of test. Original standard BS EN 61628-2-1999 (2008) in PDF full version. Additional info + preview on request

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Industrial a.c. networks affected by harmonics. Application of filters and shunt capacitors. Original standard BS EN 61642-1998 in PDF full version. Additional info + preview on request

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Low-voltage surge protective devices - Surge protective devices connected to low-voltage power systems. Requirements and test methods. Original standard BS EN 61643-11-2012 + A11-2018 in PDF full version. Additional info + preview on request

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Low voltage surge protective devices - Surge protective devices connected to telecommunications and signalling networks. Performance requirements and testing methods. Original standard BS EN 61643-21-2001 + A2-2013 in PDF full version. Additional info + preview on request

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