- Tinned annealed copper wire according to IEC 60228 Class 2 or Class 5
- Mica / Glass tape
- HF EPR as per IEC 60092-360(351), thickness as per IEC 60092-353
- Halogen-free thermoset compound SHF2 or halogen-free MUD resistant thermoset compound SHF MUD complying with IEC 60092-360(359) and / or NEK 606.
- e.g. : S.E.C. 0.6/1kV P17 BU 2 X 70SQMM NEK 606 IEC 60332-3A