Resin based reactive compounds used for electrical insulation - Part 3 :
specifications for individual materials - Sheet 5 : unsaturated
polyester based impregnating resins
Signalling on low-voltage electrical installations in the frequency
range 3 kHz to 148,5 kHz and from 1,6 MHz to 30 MHz - Part 4-7 :
portable low voltage decoupling filters - Safety requirements