Railway applications. Railway rolling stock power and control cables having special fire performance - Cables with crosslinked elastomeric insulation. Single core cables LONG_TITLE Design approach to PD 7974-3

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Railway applications. Railway rolling stock power and control cables having special fire performance - Cables with crosslinked elastomeric insulation. Single core cables LONG_TITLE Design approach to PD 7974-31 Scope EN 5026421 specifies requirements for, and constructions and dimensions of, single core cables of the following types and voltage ratings: 0,6 1 kV unscreened, unsheathed (1 mm2 to 400 mm2); 1,8 3 kV unscreened, unsheathed (1,5 mm2 to 400 mm2); 1,8 3 kV unscreened, sheathed (1,5 mm2 to 400 mm2); 3,6 6 kV unscreened, sheathed (2,5 mm2 to 400 mm2). All cables have class 5 tinned copper conductors to EN 60228, halogen free insulation and halogen