{"id":243,"date":"2025-03-27T06:25:44","date_gmt":"2025-03-27T06:25:44","guid":{"rendered":"https:\/\/www.hvtransformersupply.com\/?p=243"},"modified":"2025-03-27T06:25:46","modified_gmt":"2025-03-27T06:25:46","slug":"transformer-20-0-4kv","status":"publish","type":"post","link":"https:\/\/www.hvtransformersupply.com\/transformer-20-0-4kv.html","title":{"rendered":"Oil Type Distribution Transformer 20\/0.4KV"},"content":{"rendered":"\n
The20\/0.4kV Oil Type Distribution Transformer with toroidal mounting is a reliable and energy-efficient solution for medium to low voltage conversion. Designed with robust insulation, high-grade silicon steel, and toroidal core structure, thisoil-immersed transformer ensures superior electrical performance, enhanced thermal stability, and extended service life. It’s ideal for residential power grids, industrial facilities, and commercial distribution systems.\n\n\n\n Thisoil distribution transformer is used to step down 20kV voltage to 0.4kV for safe utilization in electrical systems. It conforms to international standards likeIEC 60076 andGB\/T 6451, ensuring safety, durability, and long-term efficiency.\n\n\n\n
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Parameter Specification Rated Voltage (HV\/LV) 20kV \/ 0.4kV Rated Capacity 50kVA ~ 2500kVA Cooling Method ONAN (Oil Natural Air Natural) Frequency 50Hz \/ 60Hz Phase Three Phase Insulation Level Class A \/ F Core Type Toroidal (Ring-Shaped) No-Load Loss As per IEC 60076 \/ GB6450 Vector Group Dyn11 (customizable) Oil Type Mineral Oil (IEC 60296 standard) Installation Type Pad-mounted \/ Floor-mounted \/ Pole Ambient Temperature -25\u00b0C to +45\u00b0C Altitude Limit \u22641000m (derating above this) Standard Compliance IEC 60076 \/ GB\/T 6451 \/ ANSI C57\n\n\n
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\n\n\n\nWhy Use a 20\/0.4KV Oil Type Toroidal Transformer?\n\n\n\n