IEC 60695-11-11 pdf – Fire hazard testing – Part 11-11: Test flames – Determination of the characteristic heat flux for ignition from a non-contacting flame source 1Scope This part of lEC 60695 describes a test method used to determine the characteristic heat flux for ignition(CHFI) from a non-contacting flame source for materials used in electrotechnicalproducts，sub-assemblies or their parts. lt provides...