ZLT-QY1, to determine the dimensional stability of parts consisting of non-ceramic, non metallic insulating materials according to IEC60695 10 2, IEC60335 1 clause 30.1, IEC60598 1 clause 13.2.1 Fig.10, IEC60884 Fig.37, IEC60320 Fig. 23, VDE 0620 Fig.19, IEC60669 1 Fig.25, IEC60670 Fig.5, IEC60967 Fig. 19, etc