Transformer Commissioning Checklist – Dry & Oil-Immersed Transformers Complete Inspection & Test Guide to Avoid Post-Operation Hidden Faults
This comprehensive practical checklist covers all pre-commission visual checks, installation audits, electrical tests and full load trial operation items for both dry cast resin and oil-immersed power transformers. Follow full inspection standards to eliminate common post-operation failures including oil seepage, insulation damage, overheating and unexpected tripping.
Zhongxin General Electric Begins Production of 40 Custom Transformers for a Major Energy Storage Project
Sichuan Zhongxin General Electric Energy Co., Ltd. has started production on the first batch of 40 transformers for a large battery energy storage station. Each unit is rated at 5250 kVA/37kV. This capacity falls outside China’s standard transformer specifications, so our engineering team designed and built new molds and core structures specifically for this order
7 Practical Maintenance Tips to Extend Service Life of Dry-Type & Oil-Immersed Industrial Transformers
Learn 7 standardized, differentiated maintenance techniques for dry cast resin and oil-immersed industrial transformers. Separate operation rules for each equipment type, early fault warning signs & comparison charts included to cut breakdowns and prolong transformer service life by over a decade.
Boruian Energy Storage Base Construction Update: Topping-Out Expected by September 2026
Xinjin, Chengdu, August 10, 2026 — Construction at the Boruian New Energy storage manufacturing base in Yongshang Town, Xinjin District, has advanced steadily through the summer. Site photos taken on June 29 and July 10, 2026 show the two main workshop buildings and the central office building taking shape, with structural topping-out and workshop floor hardening now expected by early September 2026.
A Leading Directory of 220kV–500kV Ultra-High Voltage Transformer Manufacturers in China — Verified & Reliable
A manufacturer-by-manufacturer guide to the Chinese companies building 220kV–500kV transformers today — from 1980s state pioneers like Harbin and ABB China to the newest private entrants — ordered by the year each first entered 220kV production.
Transformer Explosion Risks: Oil-Filled vs Dry-Type Explosion Causes, Warning Signs, Prevention & Emergency Guide
This professional safety guide fully compares explosion risks of oil-filled and dry-type transformers, analyzing their explosion mechanisms, early warning signs, daily prevention measures, scenario-based selection standards and standardized emergency disposal solutions. It reveals the essential safety gap between inferior and precision-manufactured transformers, providing reliable explosion-proof operation and selection schemes for global power distribution engineering projects.
Zhongxin General Delivers Custom Panda-Themed Prefabricated Cabins to Chongqing Taisheng Paper— Natural Gas-Fired Combined Heat and Power (CHP) Cogeneration Project
On July 31, 2026, Zhongxin General completed and delivered a custom batch of panda-themed prefabricated switchgear cabins to Chongqing Taisheng Paper, pairing industrial-grade weatherproof protection with a striking black-and-white livery designed to the client’s brand
Oil Immersed Distribution Transformer Complete Manufacturing Process: Step-by-Step Factory Production Guide
This step-by-step guide walks through the complete oil immersed distribution transformer manufacturing process at Zhongxin General’s factory — from silicon steel coil feeding and core lamination to winding production, core-coil assembly, tanking, oil filling, and multi-stage factory performance testing. Real workshop photos show standardized production and strict quality control for oil immersed transformer up to 110kV/63MVA.
From 500kV to the World’s Highest ±1100kV: The Handful of Companies That Actually Build China’s Ultra-High-Voltage Transformers
From state-backed giants like TBEA and XD to private challengers like Jiangsu Huapeng, here’s a practical look at who actually manufactures China’s 500kV and UHV-class power transformers.