48/66kv Copper Conductor XLPE Insulated Corrugated Aluminum Sheath PVC Sheath Power Cable. Flexible Conductor Options: Available in copper or aluminum with various constructions up to 2500 mm2. Advanced XLPE Insulation: High-quality XLPE insulation ensures durability and high short-circuit capability. Watertight Design: Longitudinally watertight structure with aluminum foil and polyethylene oversheath. Robust Aluminum Sheath: Corrugated aluminum sheath provides high short-circuit current carrying capability. 12-Month Warranty: Standard 12 months guarantee period for transformer operation after installation. Global Installation Support: Expert installation and commissioning services available at user's site worldwide. Strict Quality Assurance: Over 500 sets of advanced equipment ensure first-class product quality. Comprehensive Documentation: Provides type test reports (KEMA, CESI), drawings, and quality control plans.