... UL1581-2001 2, stainless steel rust corrosion 3,easy operate 4,low price cable and wire flame resistant chamber(HZ-4039) meets ... -2001,which section of 1060(uprightness burning and FT1test), 1061( cable burning test), 1080(VW-1 burning test), 1090(burning test ... 9s,burning frequency:1~9999,extended time 0~999.9S)3,Extended control systemhigh accuracy extended burning control system(photographic control ...