IEC 62821-3:2015 applies to flexible cables for connection to appliances, insulated and sheathed with halogen-free thermoplastic compound and having low emission of smoke and corrosive gases when exposed to fire. The cables are of rated voltages up to and including 300/500 V. Circular cables and flat cables are included. This publication is to be read in conjunction with IEC 62821-1:2015.