{"id":362,"date":"2025-03-21T00:50:52","date_gmt":"2025-03-21T00:50:52","guid":{"rendered":"http:\/\/23.27.11.206\/?p=362"},"modified":"2025-03-24T09:24:12","modified_gmt":"2025-03-24T09:24:12","slug":"qsg-sg-3-phase-dry-type-isolation-transformer","status":"publish","type":"post","link":"https:\/\/pineele.com\/ary\/qsg-sg-3-phase-dry-type-isolation-transformer","title":{"rendered":"QSG\/SG 3 Phase Dry-Type Isolation Transformer"},"content":{"rendered":"<p>The QSG\/SG Three-Phase Dry-Type Isolation Transformer series offers superior electrical performance and reliability, specifically engineered to meet rigorous international standards, including IEC439 and GB5226. Leveraging advanced winding technologies combined with vacuum impregnation processes, these <a href=\"https:\/\/pineele.com\/ary\/scb10-11-13-3-phase-dry-type-casting-transformer\/\">transformers<\/a> provide exceptional insulation grades (Class F or H), guaranteeing optimal efficiency and operational safety in diverse electrical applications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Superior Construction and Design<\/h3>\n\n\n\n<p>QSG\/SG transformers incorporate robust iron cores and meticulously crafted multiple windings. These components function based on the principle of electromagnetic mutual induction, facilitating efficient conversions between voltage, current, and impedance. This series is widely applicable in AC circuits operating between 50Hz and 60Hz with voltage ratings up to 2000V, making it ideal for various three-phase power supply environments.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Customizable Configurations<\/h3>\n\n\n\n<p>One of the distinguishing features of the QSG\/SG series is its high adaptability to specific user requirements. Input and output voltages, winding connection methods, capacity allocations, and secondary winding configurations can be customized extensively, ensuring that each <a href=\"https:\/\/pineele.com\/ary\/scb10-11-13-3-phase-dry-type-casting-transformer\/\">transformer<\/a> precisely meets customer application needs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Product Model and Specifications<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Type Designation:<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Symbol<\/th><th>Meaning<\/th><\/tr><tr><td>\u25a1<\/td><td>None: Isolation, Q: Autocoupling<\/td><\/tr><tr><td>S<\/td><td>Three-phase<\/td><\/tr><tr><td>G<\/td><td>Dry-type transformer<\/td><\/tr><tr><td>\u25a1<\/td><td>Power (KVA)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Normal Operating Conditions<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Altitude: \u2264 2500 meters above sea level<\/li>\n\n\n\n<li>Ambient temperature range: -25\u00b0C to +40\u00b0C<\/li>\n\n\n\n<li>Sinusoidal current and voltage waveforms<\/li>\n\n\n\n<li>Environment free from rain, snow erosion, and significant mechanical vibrations<\/li>\n\n\n\n<li>Non-explosive environment without corrosive gases or conductive dust<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Technical Parameters and Dimensions<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Dimensions with Housing:<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Product Model<\/td><td>Input Voltage (Default)<\/td><td>Output Voltage (Default)<\/td><td>Size (mm) L x W x H<\/td><\/tr><tr><td>QSG-5KVA<\/td><td>380V, 660V, 440V, 380V, 220V<\/td><td>220V, 1140V, 690V, 660V, 440V, 415V, 400V, 380V, 220V, 110V<\/td><td>390<em>300<\/em>330<\/td><\/tr><tr><td>QSG-8KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>450<em>300<\/em>390<\/td><\/tr><tr><td>QSG-10KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>450<em>300<\/em>390<\/td><\/tr><tr><td>QSG-15KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>505<em>350<\/em>420<\/td><\/tr><tr><td>QSG-20KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>505<em>350<\/em>420<\/td><\/tr><tr><td>QSG-25KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>350<em>500<\/em>520<\/td><\/tr><tr><td>QSG-30KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>540<em>380<\/em>420<\/td><\/tr><tr><td>QSG-40KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>570<em>420<\/em>460<\/td><\/tr><tr><td>QSG-50KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>400<em>550<\/em>570<\/td><\/tr><tr><td>QSG-60KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>450<em>600<\/em>620<\/td><\/tr><tr><td>SG-3KVA<\/td><td>380V, 660V, 440V, 380V, 220V<\/td><td>Customizable voltages available<\/td><td>340<em>300<\/em>330<\/td><\/tr><tr><td>SG-5KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>420<em>330<\/em>360<\/td><\/tr><tr><td>SG-10KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>460<em>350<\/em>450<\/td><\/tr><tr><td>SG-15KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>490<em>390<\/em>450<\/td><\/tr><tr><td>SG-20KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>520<em>430<\/em>470<\/td><\/tr><tr><td>SG-25KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>580<em>460<\/em>450<\/td><\/tr><tr><td>SG-30KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>580<em>460<\/em>540<\/td><\/tr><tr><td>SG-50KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>750<em>480<\/em>690<\/td><\/tr><tr><td>SG-80KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>800<em>500<\/em>740<\/td><\/tr><tr><td>SG-100KVA<\/td><td>Customizable voltages available<\/td><td>Customizable voltages available<\/td><td>900<em>550<\/em>840<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Comprehensive Product Features<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a<\/td><td>Detail<\/td><\/tr><tr><td>Brand<\/td><td>ZHENGXI<\/td><\/tr><tr><td>\u0627\u0644\u0637\u0631\u0627\u0632<\/td><td>QSG\/SG<\/td><\/tr><tr><td>Phase<\/td><td>Three-phase<\/td><\/tr><tr><td>Overload Capacity<\/td><td>\u00b11%<\/td><\/tr><tr><td>Voltage Change Rate<\/td><td>\u22641.5%<\/td><\/tr><tr><td>Output Waveform<\/td><td>No distortion (compared to input waveform)<\/td><\/tr><tr><td>\u0641\u0626\u0629 \u0627\u0644\u0639\u0632\u0644<\/td><td>Class F, high temperature resistance up to 150\u00b0C<\/td><\/tr><tr><td>Insulation Resistance<\/td><td>\u2265150M\u03a9<\/td><\/tr><tr><td>Efficiency<\/td><td>Inductive (isolated) &gt;99%<\/td><\/tr><tr><td>Dielectric Strength<\/td><td>2000VA\/1min<\/td><\/tr><tr><td>Allowable Overload<\/td><td>Up to 1.2 times rated load<\/td><\/tr><tr><td>Design Life<\/td><td>30 years<\/td><\/tr><tr><td>Noise Level<\/td><td>\u226435dB (within one meter)<\/td><\/tr><tr><td>Cooling Method<\/td><td>Dry air cooling<\/td><\/tr><tr><td>Temperature Rise<\/td><td>\u226460\u00b0C<\/td><\/tr><tr><td>\u0627\u0644\u062a\u0631\u062f\u062f<\/td><td>50\/60Hz<\/td><\/tr><tr><td>Environment<\/td><td>Temperature: -20~+45\u00b0C, Humidity: \u226495% RH non-condensing<\/td><\/tr><tr><td>Workplace Requirements<\/td><td>Free from corrosive gases and conductive dust<\/td><\/tr><tr><td>Safety Standards<\/td><td>IEC439, VDE0550, GB226, JB5555<\/td><\/tr><tr><td>\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644<\/td><td>Any combination of Y\/\u0394<\/td><\/tr><tr><td>Availability<\/td><td>Standard models from 1~300KVA available in stock, customizable on request<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>The QSG\/SG transformers provide unmatched versatility and reliability, serving critical roles in industrial, commercial, and institutional facilities where precise, stable, and efficient power delivery is paramount. Their robust construction and customizable features make them ideal for various challenging applications, ensuring enhanced performance, safety, and longevity.<\/p>","protected":false},"excerpt":{"rendered":"<p>The QSG\/SG Three-Phase Dry-Type Isolation Transformer series offers superior electrical performance and reliability, specifically engineered to meet rigorous international standards, including IEC439 and GB5226. Leveraging advanced winding technologies combined with vacuum impregnation processes, these transformers provide exceptional insulation grades (Class F or H), guaranteeing optimal efficiency and operational safety in diverse electrical applications. Superior Construction [&hellip;]<\/p>","protected":false},"author":1,"featured_media":632,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dry-type-transformer"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>QSG\/SG 3 Phase Dry-Type Isolation Transformer - PINEELE<\/title>\n<meta name=\"description\" content=\"The QSG\/SG Three-Phase Dry-Type Isolation Transformer series offers superior electrical performance and reliability, specifically engineered to meet rigorous international standards, including IEC439 and GB5226.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pineele.com\/ary\/qsg-sg-3-phase-dry-type-isolation-transformer\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"QSG\/SG 3 Phase Dry-Type Isolation Transformer - 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