{ "id": 23, "title": "USG Three-phase Power Conversion Transformers", "family": "Three-phase Power Conversion Transformers", "description": "Power transformers for three-phase UPS, EPS, regulated power supplies, frequency-conversion power supplies, inverters and rectifiers.", "sections": [ { "heading": "Construction and performance", "paragraphs": [ "Purpose-designed through application-specific development and testing. Uses high-flux electrical steel supplied by the original steel producer, high-strength temperature-resistant magnet wire, imported special high-temperature long-life insulation and inspection equipment.", "Brochure states 100% applicability and factory pass rate, and customer satisfaction above 95%; these are brochure claims, not independent test results. It describes compact dimensions, low noise, attractive appearance, high-temperature resistance and strong natural heat dissipation." ] } ], "specifications": [ [ "Input voltage", "AC 15–1140 V" ], [ "Output voltage", "AC 100–1140 V" ], [ "Frequency (printed under rated power)", "50/60 Hz" ], [ "Power range", "1–315 kW" ], [ "Cooling", "Natural air cooling or forced air cooling" ], [ "Ambient temperature", "−5 to +40°C" ], [ "Dielectric strength", "2500 V/min" ], [ "Insulation class", "B/F/H" ] ], "models": [ { "designation": "USG-3.5kVA", "values": [ "270 ±2", "180 ±5", "145 ±5", "110 ±5", "75 ±2", "10 ±2", "18 ±1", "210 ±5", "300×250×250" ] }, { "designation": "USG-4.0kVA", "values": [ "270 ±2", "180 ±5", "150 ±5", "115 ±5", "80 ±2", "10 ±2", "18 ±1", "210 ±5", "300×260×250" ] }, { "designation": "USG-5.5kVA", "values": [ "300 ±2", "200 ±5", "165 ±5", "125 ±5", "85 ±2", "10 ±2", "25 ±1", "230 ±5", "330×280×270" ] }, { "designation": "USG-6.0kVA", "values": [ "300 ±2", "200 ±5", "170 ±5", "130 ±5", "90 ±2", "10 ±2", "25 ±1", "230 ±5", "330×290×270" ] }, { "designation": "USG-8.0kVA", "values": [ "328 ±2", "220 ±5", "170 ±5", "130 ±5", "90 ±2", "10 ±2", "25 ±1", "250 ±5", "360×290×290" ] }, { "designation": "USG-10kVA", "values": [ "360 ±2", "240 ±5", "175 ±5", "135 ±5", "95 ±2", "10 ±2", "25 ±1", "270 ±5", "390×300×310" ] }, { "designation": "USG-12kVA", "values": [ "360 ±2", "240 ±5", "185 ±5", "145 ±5", "105 ±2", "10 ±2", "25 ±1", "280 ±5", "390×310×320" ] }, { "designation": "USG-15kVA", "values": [ "385 ±2", "260 ±5", "190 ±5", "150 ±5", "110 ±2", "10 ±2", "25 ±1", "295 ±5", "415×330×335" ] }, { "designation": "USG-20kVA", "values": [ "410 ±2", "280 ±5", "196 ±5", "156 ±5", "116 ±2", "10 ±2", "25 ±1", "320 ±5", "440×335×360" ] }, { "designation": "USG-24kVA", "values": [ "470 ±2", "320 ±5", "205 ±5", "165 ±5", "125 ±2", "10 ±2", "25 ±1", "405 ±5", "500×370×450" ] }, { "designation": "USG-30kVA", "values": [ "445 ±2", "300 ±5", "210 ±5", "170 ±5", "130 ±2", "10 ±2", "25 ±1", "330 ±5", "480×380×370" ] }, { "designation": "USG-37kVA", "values": [ "470 ±2", "320 ±5", "232 ±5", "192 ±5", "152 ±2", "10 ±2", "25 ±1", "365 ±5", "500×395×410" ] }, { "designation": "USG-45kVA", "values": [ "470 ±2", "320 ±5", "235 ±5", "195 ±5", "155 ±2", "10 ±2", "25 ±1", "380 ±5", "500×400×420" ] }, { "designation": "USG-60kVA", "values": [ "500 ±2", "340 ±5", "255 ±5", "210 ±5", "165 ±2", "10 ±2", "25 ±1", "435 ±5", "540×430×480" ] }, { "designation": "USG-75kVA", "values": [ "540 ±2", "360 ±5", "270 ±5", "225 ±5", "180 ±2", "10 ±2", "25 ±1", "450 ±5", "540×430×480" ] }, { "designation": "USG-93kVA", "values": [ "570 ±2", "380 ±5", "285 ±5", "237 ±5", "192 ±2", "10 ±2", "25 ±1", "480 ±5", "570×440×520" ] }, { "designation": "USG-132kVA", "values": [ "650 ±2", "440 ±5", "290 ±5", "245 ±5", "200 ±2", "10 ±2", "25 ±1", "550 ±5", "670×440×560" ] }, { "designation": "USG-180kVA", "values": [ "700 ±2", "460 ±5", "325 ±5", "275 ±5", "225 ±2", "10 ±2", "25 ±1", "605 ±5", "705×450×610" ] } ], "tables": [ { "caption": "Overall dimensions", "columns": [ "Model / capacity", "A (mm)", "B (mm)", "C (mm)", "D (mm)", "E (mm)", "F (mm)", "G (mm)", "H (mm)", "Maximum envelope (mm)" ], "rows": [ [ "USG-3.5kVA", "270 ±2", "180 ±5", "145 ±5", "110 ±5", "75 ±2", "10 ±2", "18 ±1", "210 ±5", "300×250×250" ], [ "USG-4.0kVA", "270 ±2", "180 ±5", "150 ±5", "115 ±5", "80 ±2", "10 ±2", "18 ±1", "210 ±5", "300×260×250" ], [ "USG-5.5kVA", "300 ±2", "200 ±5", "165 ±5", "125 ±5", "85 ±2", "10 ±2", "25 ±1", "230 ±5", "330×280×270" ], [ "USG-6.0kVA", "300 ±2", "200 ±5", "170 ±5", "130 ±5", "90 ±2", "10 ±2", "25 ±1", "230 ±5", "330×290×270" ], [ "USG-8.0kVA", "328 ±2", "220 ±5", "170 ±5", "130 ±5", "90 ±2", "10 ±2", "25 ±1", "250 ±5", "360×290×290" ], [ "USG-10kVA", "360 ±2", "240 ±5", "175 ±5", "135 ±5", "95 ±2", "10 ±2", "25 ±1", "270 ±5", "390×300×310" ], [ "USG-12kVA", "360 ±2", "240 ±5", "185 ±5", "145 ±5", "105 ±2", "10 ±2", "25 ±1", "280 ±5", "390×310×320" ], [ "USG-15kVA", "385 ±2", "260 ±5", "190 ±5", "150 ±5", "110 ±2", "10 ±2", "25 ±1", "295 ±5", "415×330×335" ], [ "USG-20kVA", "410 ±2", "280 ±5", "196 ±5", "156 ±5", "116 ±2", "10 ±2", "25 ±1", "320 ±5", "440×335×360" ], [ "USG-24kVA", "470 ±2", "320 ±5", "205 ±5", "165 ±5", "125 ±2", "10 ±2", "25 ±1", "405 ±5", "500×370×450" ], [ "USG-30kVA", "445 ±2", "300 ±5", "210 ±5", "170 ±5", "130 ±2", "10 ±2", "25 ±1", "330 ±5", "480×380×370" ], [ "USG-37kVA", "470 ±2", "320 ±5", "232 ±5", "192 ±5", "152 ±2", "10 ±2", "25 ±1", "365 ±5", "500×395×410" ], [ "USG-45kVA", "470 ±2", "320 ±5", "235 ±5", "195 ±5", "155 ±2", "10 ±2", "25 ±1", "380 ±5", "500×400×420" ], [ "USG-60kVA", "500 ±2", "340 ±5", "255 ±5", "210 ±5", "165 ±2", "10 ±2", "25 ±1", "435 ±5", "540×430×480" ], [ "USG-75kVA", "540 ±2", "360 ±5", "270 ±5", "225 ±5", "180 ±2", "10 ±2", "25 ±1", "450 ±5", "540×430×480" ], [ "USG-93kVA", "570 ±2", "380 ±5", "285 ±5", "237 ±5", "192 ±2", "10 ±2", "25 ±1", "480 ±5", "570×440×520" ], [ "USG-132kVA", "650 ±2", "440 ±5", "290 ±5", "245 ±5", "200 ±2", "10 ±2", "25 ±1", "550 ±5", "670×440×560" ], [ "USG-180kVA", "700 ±2", "460 ±5", "325 ±5", "275 ±5", "225 ±2", "10 ±2", "25 ±1", "605 ±5", "705×450×610" ] ] } ], "notes": [ "These are transformers used with power-conversion equipment; the transformer alone does not change frequency. The source labels 50/60 Hz as rated power; the original value is retained as frequency." ], "slug": "usg-three-phase-converter-transformers", "category": "industrial-transformers", "categoryTitle": "Industrial Transformers", "relatedCategories": [], "image": "/catalog/products/usg-three-phase-converter-transformers.webp", "href": "/products/series/usg-three-phase-converter-transformers", "pdfPage": 15, "side": "left", "sheet": "/catalog/sheets/15-left.webp", "sheetWidth": 1006, "sheetHeight": 1375 }