ZISHENG 25000kVA Oil-Immersed Copper Transformer for Substation<\/strong> is a high-capacity power transformer designed for large-scale power transmission and distribution systems, industrial substations, renewable energy projects, and utility power networks.<\/p>\n With a rated capacity of 25MVA (25000kVA)<\/strong>, this transformer is engineered to provide reliable voltage conversion, high power transmission capability, and stable operation for demanding electrical applications.<\/p>\n The transformer adopts high-quality copper windings<\/strong> and transformer oil insulation and cooling technology<\/strong>. The oil-immersed structure provides excellent heat dissipation, strong insulation performance, and reliable operation under continuous heavy loads.<\/p>\n Manufactured with advanced transformer technology, premium electrical materials, and strict quality control procedures, ZISHENG 25000kVA Oil-Immersed Copper Transformer offers:<\/p>\n It is widely applied in:<\/p>\n The 25000kVA transformer uses advanced grain-oriented silicon steel core technology.<\/p>\n The optimized core design minimizes energy losses during continuous high-power operation and improves overall transformer efficiency.<\/p>\n The transformer adopts high-conductivity copper windings designed for large-capacity power transmission applications.<\/p>\n The copper winding structure improves transformer efficiency and ensures stable performance under heavy load conditions.<\/p>\n The transformer uses high-quality transformer oil as both cooling and insulation medium.<\/p>\n For higher capacity applications, optional cooling methods include:<\/p>\n These cooling systems ensure reliable operation under continuous high-load conditions.<\/p>\n The transformer tank is designed for large-capacity substation applications.<\/p>\n The robust tank design enables operation in:<\/p>\n The transformer can be equipped with:<\/p>\n The 25000kVA transformer is designed for large-scale power systems requiring high capacity and stable operation.<\/p>\n Suitable for:<\/p>\n The transformer adopts advanced low-loss materials and optimized electromagnetic design.<\/p>\n Benefits:<\/p>\n The reinforced copper winding structure and mechanical design provide excellent resistance against short-circuit forces.<\/p>\n Advantages:<\/p>\n The efficient cooling system and robust internal structure allow the transformer to withstand temporary overload conditions.<\/p>\n Suitable for:<\/p>\n The combination of:<\/p>\n ensures long service life and stable performance.<\/p>\n Designed for continuous operation with:<\/p>\n The transformer is suitable for outdoor substations with:<\/p>\n Recommended maintenance includes:<\/p>\n Regular maintenance improves transformer reliability and service life.<\/p>\n ZISHENG provides customized solutions according to project requirements.<\/p>\n Available options:<\/p>\n Optional accessories:<\/p>\n ZISHENG applies strict quality management throughout the complete manufacturing process.<\/p>\n Including:<\/p>\n Including:<\/p>\n Each 25000kVA transformer undergoes comprehensive testing:<\/p>\n Only qualified transformers are approved for delivery.<\/p>\n ZISHENG 25000kVA Oil-Immersed Copper Transformer for Substation<\/strong> provides a reliable, efficient, and high-performance power solution for utility companies, EPC contractors, renewable energy developers, industrial enterprises, and large-scale infrastructure projects worldwide.<\/p>\n A:<\/strong> A 25000kVA Oil-Immersed Copper Transformer is a high-capacity power transformer designed for large-scale substations, power transmission systems, industrial facilities, and renewable energy projects.<\/p>\n With a rated capacity of 25MVA<\/strong>, the transformer uses high-quality copper windings and transformer oil as the cooling and insulation medium to provide efficient voltage conversion, stable power transmission, and reliable long-term operation.<\/p>\n It is mainly used in medium and high-voltage power networks where high capacity, high reliability, and excellent electrical performance are required.<\/p>\n A:<\/strong> The main advantages include:<\/p>\n A:<\/strong> The transformer is widely used in:<\/p>\n It is suitable for projects requiring continuous and reliable high-capacity power supply.<\/p>\n A:<\/strong> Copper windings are selected because copper has excellent electrical and thermal properties.<\/p>\n Advantages include:<\/p>\n Copper winding design helps the transformer maintain stable performance during long-term high-load operation.<\/p>\n A:<\/strong> ZISHENG provides customized voltage configurations according to customer project requirements.<\/p>\n Common voltage ratings include:<\/p>\n The voltage ratio can be designed according to local grid standards and substation requirements.<\/p>\n A:<\/strong> The standard cooling method is usually:<\/p>\n ONAN (Oil Natural Air Natural)<\/strong><\/p>\n For higher load requirements, optional cooling methods include:<\/p>\n ONAF (Oil Natural Air Forced)<\/strong><\/p>\n The cooling system helps:<\/p>\n A:<\/strong> The main differences are:<\/p>\n For 25MVA applications, oil-immersed transformers are commonly selected due to their excellent cooling performance and reliability.<\/p>\n A:<\/strong> Yes. ZISHENG provides customized transformer solutions according to project requirements.<\/p>\n Customization options include:<\/p>\n A:<\/strong> The transformer uses high-quality insulating oil designed for power transformer applications.<\/p>\n Transformer oil provides:<\/p>\n The oil quality is tested during production to ensure reliable insulation performance.<\/p>\n A:<\/strong> ZISHENG can provide various protection and monitoring accessories, including:<\/p>\n These accessories improve operational safety and help operators monitor transformer conditions.<\/p>\n A:<\/strong> Yes. The transformer is designed for outdoor substation installation.<\/p>\n The outdoor structure provides:<\/p>\n It can operate in various environments, including:<\/p>\n A:<\/strong> Each ZISHENG 25000kVA transformer undergoes strict factory testing.<\/p>\n Testing includes:<\/p>\n Only qualified transformers are shipped to customers.<\/p>\n A:<\/strong> ZISHENG transformers can be manufactured according to:<\/p>\n The transformer design can be adapted to different international markets.<\/p>\n A:<\/strong> Recommended maintenance includes:<\/p>\n Proper maintenance helps ensure safe operation and extend transformer service life.<\/p>\n A:<\/strong> A high-quality 25000kVA Oil-Immersed Copper Transformer can provide decades of reliable operation when properly installed and maintained.<\/p>\n Service life depends on:<\/p>\n ZISHENG uses high-quality materials and strict manufacturing processes to ensure long-term reliability.<\/p>\n A:<\/strong> ZISHENG provides:<\/p>\n ZISHENG 25000kVA Oil-Immersed Copper Transformer for Substation<\/strong> is a reliable high-capacity power solution for utility companies, EPC contractors, renewable energy developers, industrial enterprises, and large-scale infrastructure projects worldwide.<\/p>","protected":false},"excerpt":{"rendered":" The 25,000kVA oil-immersed copper transformer is engineered for high-standard power distribution in large industrial facilities, utility networks, and high-voltage substations. Built with premium pure copper windings, it delivers exceptional electrical conductivity, reduced losses, and long-term operational stability. The oil-immersed cooling system ensures efficient heat dissipation, allowing the transformer to perform reliably under continuous heavy load conditions.<\/p>","protected":false},"featured_media":1649,"template":"","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false},"product_brand":[],"product_cat":[72],"product_tag":[],"class_list":["post-1653","product","type-product","status-publish","has-post-thumbnail","product_cat-substation-transformer","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/product\/1653","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/media\/1649"}],"wp:attachment":[{"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/media?parent=1653"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/product_brand?post=1653"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/product_cat?post=1653"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/ar\/wp-json\/wp\/v2\/product_tag?post=1653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\n
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\n2. Product Specifications<\/h1>\n
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\n \nParameter<\/th>\n Specification<\/th>\n<\/tr>\n<\/thead>\n \n Product Name<\/td>\n 25000kVA Oil-Immersed Copper Transformer<\/td>\n<\/tr>\n \n Rated Capacity<\/td>\n 25000kVA \/ 25MVA<\/td>\n<\/tr>\n \n Transformer Type<\/td>\n Oil Immersed Power Transformer<\/td>\n<\/tr>\n \n Phase<\/td>\n Three Phase<\/td>\n<\/tr>\n \n Application<\/td>\n Substation \/ Power Transmission<\/td>\n<\/tr>\n \n Winding Material<\/td>\n High Purity Copper<\/td>\n<\/tr>\n \n Frequency<\/td>\n 50Hz \/ 60Hz<\/td>\n<\/tr>\n \n High Voltage Side<\/td>\n Customized<\/td>\n<\/tr>\n \n Low Voltage Side<\/td>\n Customized<\/td>\n<\/tr>\n \n Cooling Method<\/td>\n ONAN \/ ONAF Optional<\/td>\n<\/tr>\n \n Core Material<\/td>\n Grain-Oriented Silicon Steel<\/td>\n<\/tr>\n \n Insulation Medium<\/td>\n Transformer Oil<\/td>\n<\/tr>\n \n Installation Type<\/td>\n Outdoor \/ Indoor<\/td>\n<\/tr>\n \n Tap Changer<\/td>\n Off-Circuit Tap Changer \/ On-Load Tap Changer<\/td>\n<\/tr>\n \n Tank Type<\/td>\n Conservator Type<\/td>\n<\/tr>\n \n Standard Compliance<\/td>\n IEC \/ ANSI \/ Customer Requirements<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n3. Main Structure Design<\/h1>\n
3.1 High-Efficiency Silicon Steel Core<\/h2>\n
Features:<\/h3>\n
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\n3.2 Premium Copper Winding System<\/h1>\n
Advantages of Copper Windings:<\/h3>\n
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\n3.3 Advanced Oil Cooling and Insulation System<\/h1>\n
Main Functions:<\/h3>\n
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\n3.4 Heavy-Duty Transformer Tank Structure<\/h1>\n
Features:<\/h3>\n
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\n3.5 Advanced Voltage Regulation System<\/h1>\n
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Benefits:<\/h3>\n
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\n4. Product Advantages<\/h1>\n
High Power Transmission Capability<\/h2>\n
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\nExcellent Energy Efficiency<\/h2>\n
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\nSuperior Short-Circuit Resistance<\/h2>\n
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\nStrong Overload Capability<\/h2>\n
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\nReliable Long-Term Operation<\/h2>\n
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\n5. Application Areas<\/h1>\n
Power Grid Substations<\/h2>\n
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\nIndustrial Power Systems<\/h2>\n
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\nRenewable Energy Projects<\/h2>\n
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\nInfrastructure Projects<\/h2>\n
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\n6. Technical Features<\/h1>\n
High Reliability Design<\/h2>\n
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\nOutdoor Installation Capability<\/h2>\n
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\nLow Maintenance Requirement<\/h2>\n
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\nFlexible Customization Options<\/h2>\n
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\n7. Manufacturing Process and Quality Control<\/h1>\n
Raw Material Inspection<\/h2>\n
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\nProduction Process<\/h2>\n
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\nFinal Factory Testing<\/h2>\n
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\n8. Why Choose ZISHENG 25000kVA Oil-Immersed Copper Transformer<\/h1>\n
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25000kVA Oil-Immersed Copper Transformer for Substation<\/h1>\n
Product Q&A<\/h2>\n
\nQ1: What is a 25000kVA Oil-Immersed Copper Transformer?<\/h2>\n
\nQ2: What are the main advantages of a 25000kVA Copper Transformer?<\/h2>\n
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\nQ3: Where is a 25000kVA Oil-Immersed Transformer commonly used?<\/h2>\n
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\nQ4: Why does the 25000kVA transformer use copper windings?<\/h2>\n
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\nQ5: What voltage ratings are available for the 25000kVA transformer?<\/h2>\n
High Voltage Side:<\/h3>\n
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Low Voltage Side:<\/h3>\n
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\nQ6: What is the cooling method of the 25000kVA Oil-Immersed Transformer?<\/h2>\n
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\nQ7: What is the difference between a 25000kVA Oil-Immersed Transformer and a Dry Type Transformer?<\/h2>\n
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\n \nItem<\/th>\n Oil-Immersed Transformer<\/th>\n Dry Type Transformer<\/th>\n<\/tr>\n<\/thead>\n \n Cooling Medium<\/td>\n Transformer oil<\/td>\n Air\/resin insulation<\/td>\n<\/tr>\n \n Capacity Range<\/td>\n Suitable for large capacity<\/td>\n Mainly small and medium capacity<\/td>\n<\/tr>\n \n Installation<\/td>\n Outdoor substations<\/td>\n Indoor applications<\/td>\n<\/tr>\n \n Heat Dissipation<\/td>\n Excellent<\/td>\n Good<\/td>\n<\/tr>\n \n Overload Capability<\/td>\n Strong<\/td>\n Moderate<\/td>\n<\/tr>\n \n Application<\/td>\n Power grids, industrial substations<\/td>\n Buildings, data centers<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\nQ8: Can the 25000kVA transformer be customized?<\/h2>\n
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\nQ9: What transformer oil is used in the 25000kVA transformer?<\/h2>\n
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\nQ10: What protection accessories are available?<\/h2>\n
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\nQ11: Can the 25000kVA transformer operate outdoors?<\/h2>\n
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\nQ12: What tests are performed before delivery?<\/h2>\n
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\nQ13: What standards can the 25000kVA transformer comply with?<\/h2>\n
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\nQ14: What maintenance is required for a 25000kVA Oil-Immersed Transformer?<\/h2>\n
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\nQ15: What is the service life of a 25000kVA Oil-Immersed Copper Transformer?<\/h2>\n
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\nQ16: Why choose ZISHENG 25000kVA Oil-Immersed Copper Transformer?<\/h2>\n
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