Through-wiring with heat-resistant individual wires. For use in combination of luminaire D1/H1 with luminaire D1/H1 as well as luminaire D1/H1 with coupling (ZLK SAN) D/H1 or D/H2 as well as luminaire D1/H1 with blind module D/H (BL) L60 or L75. 5-wire version, Ø 1,5 mm2. Packaging unit 1 set.