Heat shrink connection set with concentric shielding, especially suitable for plastic-insulated 4-conductor cables with PVC or XLPE insulation and with concentric protective shielding (e.g. NAYCWY). Ageing and chemical-resistant, self-extinguishing. Scope of delivery: 4 inner tubes and 1 outer tube, which are coated on the inside with a thermoplastic adhesive, 1 copper braided tube, 2 roller springs, 1 roll of insulating tape and assembly instructions. The set meets the requirements of 0278 Part 623. Inner diameter of outer tube before/after shrinking 128/38 mm, inner diameter of inner tube before/after shrinking 48/15 mm. Max. capacity: 4 x 185 - 4 x 240 mm