{"id":1719,"date":"2026-08-10T14:25:10","date_gmt":"2026-08-10T06:25:10","guid":{"rendered":"https:\/\/www.zishengelectric.com\/?post_type=product&p=1719"},"modified":"2026-08-10T14:25:11","modified_gmt":"2026-08-10T06:25:11","slug":"150kva-three-phase-pad-mounted-transformer","status":"publish","type":"product","link":"https:\/\/www.zishengelectric.com\/fr\/product\/150kva-three-phase-pad-mounted-transformer","title":{"rendered":"150kVA Three Phase Pad Mounted Transformer"},"content":{"rendered":"

The 150kVA Three Phase Pad Mounted Transformer<\/strong> is a high-efficiency outdoor distribution transformer designed to provide reliable medium-voltage to low-voltage power conversion for utility networks, commercial facilities, industrial plants, renewable energy projects, and infrastructure applications.<\/p>\n

Unlike traditional pole-mounted transformers, the pad mounted transformer is installed on a concrete foundation and enclosed in a secure metal cabinet, providing improved safety, easier maintenance, and better protection against environmental conditions. It is widely used in underground distribution systems where reliability, safety, and compact installation are important requirements.<\/p>\n

Manufactured by an experienced transformer factory, the 150kVA three phase pad mounted transformer is designed according to international standards such as IEC, ANSI, and IEEE<\/strong>. The transformer integrates advanced core technology, high-quality winding materials, and a robust enclosure design to ensure stable operation, low energy losses, and long service life.<\/p>\n

\n

Advanced Transformer Design<\/h2>\n

The 150kVA pad mounted transformer adopts a three-phase oil-immersed structure with natural oil circulation cooling (ONAN<\/strong>). The transformer body is installed inside a sealed steel enclosure, which protects internal components from rain, dust, humidity, and mechanical impact.<\/p>\n

The transformer core uses high-quality grain-oriented silicon steel sheets with optimized magnetic circuit design. This reduces no-load losses, improves energy efficiency, and minimizes operating noise.<\/p>\n

The winding system is manufactured using high-conductivity copper or aluminum conductors with high-temperature insulation materials. The winding structure is optimized to enhance mechanical strength and withstand short-circuit forces during abnormal operating conditions.<\/p>\n

The tank structure is designed with excellent sealing performance to prevent oil leakage and moisture penetration, ensuring reliable operation in outdoor environments.<\/p>\n

\n

Key Features<\/h1>\n

1. Reliable Power Distribution Performance<\/h2>\n

The 150kVA three phase pad mounted transformer provides stable voltage conversion for medium-voltage distribution systems. It is suitable for continuous operation in power distribution networks requiring high reliability.<\/p>\n

The transformer offers:<\/p>\n

    \n
  • Stable voltage output<\/li>\n
  • Low voltage fluctuation<\/li>\n
  • High overload capability<\/li>\n
  • Excellent short-circuit resistance<\/li>\n
  • Long operational lifespan<\/li>\n<\/ul>\n
    \n

    2. Compact and Safe Outdoor Installation<\/h2>\n

    The pad mounted design allows installation in urban areas, commercial zones, industrial parks, and renewable energy sites where space is limited.<\/p>\n

    The enclosed cabinet provides:<\/p>\n

      \n
    • Protection against unauthorized access<\/li>\n
    • Improved operator safety<\/li>\n
    • Reduced installation footprint<\/li>\n
    • Better environmental protection<\/li>\n<\/ul>\n

      Optional safety designs include:<\/p>\n

        \n
      • Dead-front connection<\/li>\n
      • High-voltage compartment isolation<\/li>\n
      • Lockable cabinet doors<\/li>\n
      • Internal protection barriers<\/li>\n<\/ul>\n
        \n

        3. High Efficiency and Energy Saving<\/h2>\n

        Energy efficiency is a key consideration for modern power distribution systems.<\/p>\n

        The transformer is designed with:<\/p>\n

          \n
        • Low-loss silicon steel core<\/li>\n
        • Optimized electromagnetic design<\/li>\n
        • Reduced no-load losses<\/li>\n
        • Reduced load losses<\/li>\n
        • High-quality insulation system<\/li>\n<\/ul>\n

          These features help reduce electricity consumption during long-term operation and improve overall project economics.<\/p>\n

          \n

          4. Flexible Voltage Configuration<\/h2>\n

          The transformer can be customized according to different regional grid requirements.<\/p>\n

          Common configurations include:<\/p>\n

            \n
          • 11kV \/ 0.4kV<\/li>\n
          • 13.8kV \/ 0.48kV<\/li>\n
          • 15kV \/ 0.415kV<\/li>\n
          • 20kV \/ 0.4kV<\/li>\n
          • 35kV \/ 0.4kV<\/li>\n<\/ul>\n

            Other voltage combinations are available according to customer requirements.<\/p>\n

            \n

            5. Durable Outdoor Enclosure<\/h2>\n

            The cabinet is manufactured from high-strength steel with corrosion-resistant treatment suitable for outdoor environments.<\/p>\n

            The enclosure can be customized with different protection levels and coating systems:<\/p>\n

              \n
            • Standard outdoor protection<\/li>\n
            • High humidity protection<\/li>\n
            • Coastal corrosion protection<\/li>\n
            • Industrial environment protection<\/li>\n<\/ul>\n

              The robust structure allows reliable operation under:<\/p>\n

                \n
              • High temperature<\/li>\n
              • Heavy rain<\/li>\n
              • Dusty environments<\/li>\n
              • Coastal climates<\/li>\n<\/ul>\n
                \n

                Internal Components<\/h1>\n

                The 150kVA pad mounted transformer consists of high-quality electrical components, including:<\/p>\n

                Transformer Core<\/h3>\n
                  \n
                • Grain-oriented silicon steel<\/li>\n
                • Low magnetic loss design<\/li>\n
                • High mechanical strength<\/li>\n<\/ul>\n

                  Windings<\/h3>\n
                    \n
                  • Copper or aluminum conductor options<\/li>\n
                  • High-temperature insulation<\/li>\n
                  • Optimized winding arrangement<\/li>\n<\/ul>\n

                    Insulation System<\/h3>\n
                      \n
                    • Mineral insulating oil<\/li>\n
                    • Optional environmentally friendly fluid<\/li>\n
                    • High insulation performance<\/li>\n<\/ul>\n

                      Protection Components<\/h3>\n

                      Optional protection devices include:<\/p>\n

                        \n
                      • High voltage fuse<\/li>\n
                      • Load break switch<\/li>\n
                      • Surge arrester<\/li>\n
                      • Pressure relief device<\/li>\n
                      • Oil temperature indicator<\/li>\n
                      • Oil level indicator<\/li>\n
                      • Buchholz relay (optional)<\/li>\n
                      • Remote monitoring system<\/li>\n<\/ul>\n
                        \n

                        Application Areas<\/h1>\n

                        Renewable Energy Projects<\/h2>\n

                        The 150kVA pad mounted transformer is widely used in:<\/p>\n

                          \n
                        • Solar PV power plants<\/li>\n
                        • Wind power projects<\/li>\n
                        • Battery energy storage systems (BESS)<\/li>\n<\/ul>\n

                          It connects distributed energy sources to medium-voltage distribution networks while maintaining stable power transmission.<\/p>\n

                          \n

                          Utility Distribution Networks<\/h2>\n

                          Used by electric utilities for:<\/p>\n

                            \n
                          • Urban power distribution<\/li>\n
                          • Underground cable networks<\/li>\n
                          • Residential communities<\/li>\n
                          • Public infrastructure projects<\/li>\n<\/ul>\n
                            \n

                            Commercial Buildings<\/h2>\n

                            Suitable for:<\/p>\n

                              \n
                            • Shopping centers<\/li>\n
                            • Office buildings<\/li>\n
                            • Hotels<\/li>\n
                            • Schools<\/li>\n
                            • Hospitals<\/li>\n<\/ul>\n

                              Providing safe and reliable power supply for daily operations.<\/p>\n

                              \n

                              Industrial Applications<\/h2>\n

                              Commonly installed in:<\/p>\n

                                \n
                              • Manufacturing plants<\/li>\n
                              • Mining projects<\/li>\n
                              • Oil & gas facilities<\/li>\n
                              • Chemical plants<\/li>\n
                              • Industrial parks<\/li>\n<\/ul>\n

                                The transformer provides dependable power for motors, production equipment, and industrial systems.<\/p>\n

                                \n

                                Manufacturing Process<\/h1>\n

                                Each 150kVA three phase pad mounted transformer follows strict manufacturing procedures:<\/p>\n

                                1. Engineering Design<\/h3>\n

                                Technical requirements are reviewed and transformer parameters are confirmed.<\/p>\n

                                2. Core Manufacturing<\/h3>\n

                                High-quality silicon steel sheets are cut and assembled with precision equipment.<\/p>\n

                                3. Coil Winding<\/h3>\n

                                Copper or aluminum windings are produced using automatic winding machines.<\/p>\n

                                4. Assembly<\/h3>\n

                                The transformer body, tank, accessories, and protection components are assembled.<\/p>\n

                                5. Oil Filling and Sealing<\/h3>\n

                                High-quality insulating oil is filled under controlled conditions.<\/p>\n

                                6. Factory Testing<\/h3>\n

                                Every transformer undergoes complete testing before delivery.<\/p>\n

                                \n

                                Factory Testing<\/h1>\n

                                Routine tests include:<\/p>\n

                                \u2714 Transformer ratio test
                                \u2714 Winding resistance test
                                \u2714 No-load loss test
                                \u2714 Load loss test
                                \u2714 Impedance voltage test
                                \u2714 Insulation resistance test
                                \u2714 Applied voltage test
                                \u2714 Induced voltage test
                                \u2714 Oil leakage inspection
                                \u2714 Appearance inspection<\/p>\n

                                Additional tests can be provided according to customer requirements.<\/p>\n

                                \n

                                EPC Project Support<\/h1>\n

                                For EPC contractors and international projects, we provide:<\/p>\n

                                  \n
                                • Transformer technical design support<\/li>\n
                                • Customized drawings<\/li>\n
                                • Datasheets and specifications<\/li>\n
                                • Factory Acceptance Test (FAT)<\/li>\n
                                • Quality inspection documents<\/li>\n
                                • Export packing<\/li>\n
                                • Global shipment support<\/li>\n<\/ul>\n
                                  \n

                                  Product Advantages<\/h1>\n

                                  Factory Direct Manufacturing<\/strong>
                                  Direct supply from transformer manufacturer with professional engineering support.<\/p>\n

                                  Customized Solutions<\/strong>
                                  Voltage, accessories, protection systems, and technical specifications can be adjusted according to project requirements.<\/p>\n

                                  International Standards<\/strong>
                                  Production available according to IEC, ANSI, IEEE, and customer standards.<\/p>\n

                                  Reliable Long-Term Operation<\/strong>
                                  Designed for stable performance in demanding outdoor environments.<\/p>\n

                                  \n

                                  The 150kVA Three Phase Pad Mounted Transformer provides a safe, efficient, and flexible power distribution solution for modern utility, industrial, commercial, and renewable energy projects.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"

                                  The 150kVA Three Phase Pad Mounted Transformer is a compact, liquid-immersed distribution transformer engineered for dependable underground power supply in commercial, institutional, and light industrial environments. It supports primary voltages from 4160V to 34500GrdY\/19920 (common configurations include 12470GrdY\/7200, 13800 Delta, or 24940GrdY\/14400), stepping down to secondary voltages such as 208Y\/120V, 480Y\/277V, 240\/120V Delta with center tap, or 416Y\/240V.<\/p>","protected":false},"featured_media":1720,"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-1719","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\/1719","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\/1720"}],"wp:attachment":[{"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/media?parent=1719"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1719"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1719"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.zishengelectric.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}