CSN EN 60154-4

CSN EN 60154-4 This part of IEC 60154-4 specifies the dimensions of flanges for circular waveguides for use in electronic equipment. It covers requirements for flanges drilled before or after mounting on waveguides. The aim of this document is to specify for waveguide flanges the mechanical requirements necessary to ensure compatibility and, as far as practicable, interchangeability as well as to ensure adequate electrical performance.
Original English text of CSN EN Standard.
The price of the Standard included all amendments and correcturs.