ITU-T 26-151 0.05

Construction Current-carrying core – made of silver-plated copper wires Insulation – made of polyimide varnish In multi-core wires, the insulated cores are twisted together Screen – in the form of a braid made of silver-plated copper wires Sheath – made of polyimide-fluoroplastic film Heat-resistant installation wires with polyimide insulation. Electrical resistance of wire insulation, recalculated for 1 m of length, not less than - 1x104 MOhm Gamma-percentage time to failure - 1000 h at 200 °C, 150000 h at 100 °C Examples of conventional designations Wire MSE 26-151 0.75 PBMI.358200.006TU - installation wire for a nominal voltage of 250 V with polyimide insulation with a conductive core made of silver-plated copper wires, single-core, with a nominal core cross-section of 0.75 mm2, shielded