{"id":1679,"date":"2026-08-05T14:31:44","date_gmt":"2026-08-05T06:31:44","guid":{"rendered":"https:\/\/www.zishengelectric.com\/?post_type=product&#038;p=1679"},"modified":"2026-08-05T14:53:02","modified_gmt":"2026-08-05T06:53:02","slug":"25kva-single-phase-pad-mounted-transformer","status":"publish","type":"product","link":"https:\/\/www.zishengelectric.com\/fr\/product\/25kva-single-phase-pad-mounted-transformer","title":{"rendered":"25kVA Single Phase Pad Mounted transformer"},"content":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"67\" data-end=\"375\">The <strong data-start=\"71\" data-end=\"117\">25kVA Single Phase Pad Mounted Transformer<\/strong> is a compact and reliable oil-filled distribution transformer designed for underground power distribution systems. It is widely used to convert medium voltage electricity into low voltage power for residential, commercial, and light industrial applications.<\/p>\n<p data-start=\"377\" data-end=\"728\">Featuring a fully enclosed, weather-resistant cabinet design, this transformer provides excellent safety, durability, and protection against harsh outdoor environments. Compared with traditional pole-mounted transformers, the pad mounted structure offers improved appearance, reduced maintenance requirements, and enhanced protection for public areas.<\/p>\n<p data-start=\"730\" data-end=\"1045\">The transformer is manufactured using high-quality grain-oriented silicon steel cores and premium copper or aluminum windings to achieve low energy losses, stable electrical performance, and long service life. The oil insulation and natural cooling system ensure reliable operation under continuous load conditions.<\/p>\n<p data-start=\"1047\" data-end=\"1389\">The 25kVA Single Phase Pad Mounted Transformer supports flexible voltage configurations and can be customized according to different utility standards, including ANSI, IEEE, and IEC requirements. Optional accessories such as load break switches, fuses, lightning arresters, and monitoring devices are available to meet specific project needs.<\/p>\n<p data-start=\"1391\" data-end=\"1620\">Designed for reliability and efficiency, this transformer is an ideal solution for underground residential distribution, commercial facilities, renewable energy systems, rural electrification projects, and utility power networks.<\/p>\n<hr data-start=\"1119\" data-end=\"1122\" \/>\n<h1 data-section-id=\"gu7kcq\" data-start=\"1124\" data-end=\"1142\">Product Features<\/h1>\n<h3 data-section-id=\"1uywya\" data-start=\"1144\" data-end=\"1189\">1. Compact and Safe Ground-Mounted Design<\/h3>\n<p data-start=\"1191\" data-end=\"1357\">The 25kVA pad mounted transformer adopts a compact cabinet-style structure that allows direct installation on a concrete pad without additional supporting structures.<\/p>\n<p data-start=\"1359\" data-end=\"1573\">The enclosed design protects internal components from external damage and reduces risks caused by unauthorized access. It is ideal for public areas, residential neighborhoods, and urban power distribution networks.<\/p>\n<p data-start=\"1575\" data-end=\"1592\"><strong data-start=\"1575\" data-end=\"1592\">Key benefits:<\/strong><\/p>\n<ul data-start=\"1593\" data-end=\"1710\">\n<li data-section-id=\"s4v9nd\" data-start=\"1593\" data-end=\"1620\">Space-saving installation<\/li>\n<li data-section-id=\"3t66kr\" data-start=\"1621\" data-end=\"1645\">Improved public safety<\/li>\n<li data-section-id=\"1755qca\" data-start=\"1646\" data-end=\"1669\">Reduced visual impact<\/li>\n<li data-section-id=\"3johao\" data-start=\"1670\" data-end=\"1710\">Suitable for underground cable systems<\/li>\n<\/ul>\n<hr data-start=\"1712\" data-end=\"1715\" \/>\n<h3 data-section-id=\"1oc95ri\" data-start=\"1717\" data-end=\"1756\">2. High-Efficiency Transformer Core<\/h3>\n<p data-start=\"1758\" data-end=\"1874\">The transformer uses high-quality grain-oriented silicon steel laminations with advanced core processing technology.<\/p>\n<p data-start=\"1876\" data-end=\"2025\">The optimized magnetic circuit design reduces no-load losses and improves operating efficiency, helping customers reduce long-term electricity costs.<\/p>\n<p data-start=\"2027\" data-end=\"2047\"><strong data-start=\"2027\" data-end=\"2047\">Core advantages:<\/strong><\/p>\n<ul data-start=\"2048\" data-end=\"2178\">\n<li data-section-id=\"rl59lw\" data-start=\"2048\" data-end=\"2063\">Low core loss<\/li>\n<li data-section-id=\"17fjjrz\" data-start=\"2064\" data-end=\"2085\">Low operating noise<\/li>\n<li data-section-id=\"erp2w0\" data-start=\"2086\" data-end=\"2113\">High magnetic performance<\/li>\n<li data-section-id=\"1kh8air\" data-start=\"2114\" data-end=\"2142\">Improved energy efficiency<\/li>\n<li data-section-id=\"4s0lin\" data-start=\"2143\" data-end=\"2178\">Extended transformer service life<\/li>\n<\/ul>\n<hr data-start=\"2180\" data-end=\"2183\" \/>\n<h3 data-section-id=\"n74xko\" data-start=\"2185\" data-end=\"2234\">3. Reliable Oil Insulation and Cooling System<\/h3>\n<p data-start=\"2236\" data-end=\"2381\">The transformer tank is filled with high-quality insulating oil, which provides excellent electrical insulation and heat dissipation performance.<\/p>\n<p data-start=\"2383\" data-end=\"2517\">The ONAN (Oil Natural Air Natural) cooling system allows the transformer to operate continuously without additional cooling equipment.<\/p>\n<p data-start=\"2519\" data-end=\"2540\"><strong data-start=\"2519\" data-end=\"2540\">Benefits include:<\/strong><\/p>\n<ul data-start=\"2541\" data-end=\"2679\">\n<li data-section-id=\"1fnuny5\" data-start=\"2541\" data-end=\"2569\">Excellent heat dissipation<\/li>\n<li data-section-id=\"1ggm9lf\" data-start=\"2570\" data-end=\"2610\">Stable operation under continuous load<\/li>\n<li data-section-id=\"1s3mqhk\" data-start=\"2611\" data-end=\"2644\">Reliable insulation performance<\/li>\n<li data-section-id=\"98jhp9\" data-start=\"2645\" data-end=\"2679\">Reduced maintenance requirements<\/li>\n<\/ul>\n<hr data-start=\"2681\" data-end=\"2684\" \/>\n<h3 data-section-id=\"grx7wi\" data-start=\"2686\" data-end=\"2728\">4. Durable Outdoor Enclosure Structure<\/h3>\n<p data-start=\"2730\" data-end=\"2872\">The transformer enclosure is manufactured from high-strength steel with anti-corrosion surface treatment, ensuring reliable outdoor operation.<\/p>\n<p data-start=\"2874\" data-end=\"2950\">It is designed to withstand challenging environmental conditions, including:<\/p>\n<ul data-start=\"2952\" data-end=\"3060\">\n<li data-section-id=\"9h7w8c\" data-start=\"2952\" data-end=\"2983\">High temperature environments<\/li>\n<li data-section-id=\"17k6okp\" data-start=\"2984\" data-end=\"3007\">Humidity and rainfall<\/li>\n<li data-section-id=\"exwy77\" data-start=\"3008\" data-end=\"3028\">Dust and pollution<\/li>\n<li data-section-id=\"6m2mj0\" data-start=\"3029\" data-end=\"3060\">Coastal salt spray conditions<\/li>\n<\/ul>\n<p data-start=\"3062\" data-end=\"3168\">The weather-resistant cabinet helps protect internal electrical components and extends equipment lifespan.<\/p>\n<hr data-start=\"3170\" data-end=\"3173\" \/>\n<h3 data-section-id=\"phku9m\" data-start=\"3175\" data-end=\"3212\">5. Flexible Voltage Configuration<\/h3>\n<p data-start=\"3214\" data-end=\"3323\">The 25kVA Single Phase Pad Mounted Transformer can be customized according to different utility requirements.<\/p>\n<p data-start=\"3325\" data-end=\"3364\">Typical voltage configurations include:<\/p>\n<p data-start=\"3366\" data-end=\"3394\"><strong data-start=\"3366\" data-end=\"3394\">Primary Voltage Options:<\/strong><\/p>\n<ul data-start=\"3395\" data-end=\"3435\">\n<li data-section-id=\"15feftq\" data-start=\"3395\" data-end=\"3402\">7.2kV<\/li>\n<li data-section-id=\"1j29tlh\" data-start=\"3403\" data-end=\"3409\">11kV<\/li>\n<li data-section-id=\"oahn4r\" data-start=\"3410\" data-end=\"3419\">12.47kV<\/li>\n<li data-section-id=\"do3m4h\" data-start=\"3420\" data-end=\"3428\">13.8kV<\/li>\n<li data-section-id=\"1j29wy9\" data-start=\"3429\" data-end=\"3435\">15kV<\/li>\n<\/ul>\n<p data-start=\"3437\" data-end=\"3467\"><strong data-start=\"3437\" data-end=\"3467\">Secondary Voltage Options:<\/strong><\/p>\n<ul data-start=\"3468\" data-end=\"3500\">\n<li data-section-id=\"y6chbo\" data-start=\"3468\" data-end=\"3478\">120\/240V<\/li>\n<li data-section-id=\"x0u8my\" data-start=\"3479\" data-end=\"3489\">220\/380V<\/li>\n<li data-section-id=\"ivru6z\" data-start=\"3490\" data-end=\"3500\">240\/480V<\/li>\n<\/ul>\n<p data-start=\"3502\" data-end=\"3623\">Different bushing arrangements, protection devices, and accessories can also be customized based on project requirements.<\/p>\n<hr data-start=\"3625\" data-end=\"3628\" \/>\n<h1 data-section-id=\"11te60u\" data-start=\"3630\" data-end=\"3658\">Main Structure Description<\/h1>\n<h2 data-section-id=\"1065226\" data-start=\"3660\" data-end=\"3679\">Transformer Tank<\/h2>\n<p data-start=\"3681\" data-end=\"3777\">The tank adopts a fully sealed welded structure to prevent moisture penetration and oil leakage.<\/p>\n<p data-start=\"3779\" data-end=\"3788\">Features:<\/p>\n<ul data-start=\"3789\" data-end=\"3905\">\n<li data-section-id=\"1c0tsp4\" data-start=\"3789\" data-end=\"3815\">High mechanical strength<\/li>\n<li data-section-id=\"ytryvj\" data-start=\"3816\" data-end=\"3847\">Excellent sealing performance<\/li>\n<li data-section-id=\"1yxzj2t\" data-start=\"3848\" data-end=\"3877\">Corrosion-resistant coating<\/li>\n<li data-section-id=\"18jc8ht\" data-start=\"3878\" data-end=\"3905\">Long outdoor service life<\/li>\n<\/ul>\n<hr data-start=\"3907\" data-end=\"3910\" \/>\n<h2 data-section-id=\"1sjdkex\" data-start=\"3912\" data-end=\"3935\">Transformer Windings<\/h2>\n<p data-start=\"3937\" data-end=\"4028\">The transformer windings are manufactured using high-quality copper or aluminum conductors.<\/p>\n<p data-start=\"4030\" data-end=\"4058\">The winding design provides:<\/p>\n<ul data-start=\"4060\" data-end=\"4187\">\n<li data-section-id=\"1bn4qno\" data-start=\"4060\" data-end=\"4093\">Strong short-circuit resistance<\/li>\n<li data-section-id=\"8xdvtm\" data-start=\"4094\" data-end=\"4128\">Excellent electrical performance<\/li>\n<li data-section-id=\"wvbwz\" data-start=\"4129\" data-end=\"4156\">Stable voltage regulation<\/li>\n<li data-section-id=\"j09sy4\" data-start=\"4157\" data-end=\"4187\">Reliable long-term operation<\/li>\n<\/ul>\n<hr data-start=\"4189\" data-end=\"4192\" \/>\n<h2 data-section-id=\"vrjhm7\" data-start=\"4194\" data-end=\"4227\">High Voltage Protection System<\/h2>\n<p data-start=\"4229\" data-end=\"4272\">The high-voltage side can be equipped with:<\/p>\n<ul data-start=\"4274\" data-end=\"4382\">\n<li data-section-id=\"1bs6xff\" data-start=\"4274\" data-end=\"4297\">High voltage bushings<\/li>\n<li data-section-id=\"5ectck\" data-start=\"4298\" data-end=\"4313\">Bayonet fuses<\/li>\n<li data-section-id=\"horr1e\" data-start=\"4314\" data-end=\"4338\">Current limiting fuses<\/li>\n<li data-section-id=\"16l3ms5\" data-start=\"4339\" data-end=\"4360\">Load break switches<\/li>\n<li data-section-id=\"1efyj0f\" data-start=\"4361\" data-end=\"4382\">Lightning arresters<\/li>\n<\/ul>\n<p data-start=\"4384\" data-end=\"4499\">These protection devices improve system safety and help protect the transformer from abnormal operating conditions.<\/p>\n<hr data-start=\"4501\" data-end=\"4504\" \/>\n<h2 data-section-id=\"1wgnqr0\" data-start=\"4506\" data-end=\"4540\">Low Voltage Distribution System<\/h2>\n<p data-start=\"4542\" data-end=\"4624\">The low-voltage side provides convenient cable connection and distribution access.<\/p>\n<p data-start=\"4626\" data-end=\"4635\">Features:<\/p>\n<ul data-start=\"4636\" data-end=\"4746\">\n<li data-section-id=\"1burywj\" data-start=\"4636\" data-end=\"4661\">Easy cable installation<\/li>\n<li data-section-id=\"fac7gz\" data-start=\"4662\" data-end=\"4693\">Reliable connection structure<\/li>\n<li data-section-id=\"njqp0n\" data-start=\"4694\" data-end=\"4725\">Flexible terminal arrangement<\/li>\n<li data-section-id=\"1qqkpaz\" data-start=\"4726\" data-end=\"4746\">Simple maintenance<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>The 25kVA Single Phase Pad Mounted transformer with a power rating of 25 kVA, the high voltage of the transformer is 24940GRDY\/14400\u00d712470GRDY\/7200V, which is a dual high voltage design. Customers can switch between 14.4kV and 7.2kV through a dual voltage switch according to the distribution line. There is a five-position voltage regulating switch on the high-voltage side, which can allow small changes in voltage within \u00b12 * 2 \u00bd%. The 25 kVA transformer comes complete with an oil level indicator and a 4-position load break switch, adding to its versatility and ease of maintenance.<\/p>","protected":false},"featured_media":1680,"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":[73],"product_tag":[],"class_list":["post-1679","product","type-product","status-publish","has-post-thumbnail","product_cat-pad-mounted-transformer","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product\/1679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/media\/1680"}],"wp:attachment":[{"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/media?parent=1679"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1679"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1679"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}