Electric conductors
Enamelled wires
Non-insulated wires
Copper
Varnished products
Wires
Electric wires
Electrical components
Windings
Soldered connectors
Link: BS EN 60317-0-7:2017 Specifications for particular types of winding wires General requirements. Fully insulated (FIW) zero-defect enamelled round copper wire
Source: BSI Standards