300A Oil-Immersed Composite Vacuum on-Load Tap Changer for Power Transformer

300A Oil-Immersed Composite Vacuum on-Load Tap Changer for Power Transformer. Advanced Vacuum Arc Extinguishing: Combines tap selector and diverter switch with advanced vacuum technology for superior performance. Compact and Lightweight Design: Saves installation space with a compact size and lightweight structure, ideal for limited spaces. Long Mechanical and Electrical Life: Mechanical life no less than 50 million cycles; electrical life no less than 10 million cycles. Flexible Regulation Options: Offers neutral point and end regulation to meet diverse application scenarios. Comprehensive Customization: Supports full customization, minor customization, and customization from samples or designs. Robust Quality Control: 100% inspection for finished products with detailed factory inspection reports included. ISO9001 Certified Quality: Manufactured under a stringent quality control system with ISO9001:2015 certification. Durable Composite Structure: Features a buried composite resistance transition structure and epoxy resin insulation cylinder.