Technical Summary of 10kV Three core Intermediate Joint Compatible cable: XLPE/PVC three core cable (cross-section 25-400mm ²), voltage level 10kV, in compliance with GB11033 and IEC 60502-4 standards. Core Technology: Stress control: Nonlinear conductive layer design, axial field strength gradient ≤ 1.2kV/mm (COMSOL simulation number # FEA2024-10kV); Waterproof sealing: IP68 protection (tested under 0.1MPa water pressure for 48 hours), self melting adhesive layer forms a radial pressure of ≥ 0.25MPa; Insulation strengthening: dielectric strength ≥ 28kV/mm (ASTM D149), temperature resistance -55 ℃~105 ℃. Performance verification: Mechanical strength: axial tensile strength ≥ 180N (IEC 61479), withstand 5-200Hz vibration (EN 61373); Environmental tolerance: Tested by 10% salt spray for 2000 hours (ASTM B117), resistant to UV aging for 2000 hours (shrinkage rate maintained ≥ 95%). Industry applications: Photovoltaic power station: HSY-10-3.3 type is used for the collection line of a 20MW power station, with zero faults for 3 years; Subway tunnel: The anti vibration model has passed the EN 45545-2 fire certification (smoke density<20%) and is suitable for humid environments. Service guarantee: Scan the QR code to trace the batch of raw materials and provide testing videos; Free cable cross-section matching tool and 3D installation guide provided.