{
 "slug": "customized-2500-kva-three-phase-oil-immersed-power-transformer-66-kv-415-v",
 "title": "Customized 2500 kVA Three-Phase Oil-Immersed Power Transformer 66 kV / 415 V",
 "category": "power-transformer",
 "categoryName": "Power Transformers",
 "url": "https://www.electrical-equipment-factory.com/products/power-transformer/customized-2500-kva-three-phase-oil-immersed-power-transformer-66-kv-415-v/",
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 "overview": "A customizable three-phase oil-immersed power transformer rated 2500 kVA, stepping 66 kV directly down to 415 V for industrial and distribution power supply. Built with a sealed steel tank, radiator cooling and a conservator oil-expansion system for a 20-year design life, engineered to project single-line requirements. Copper or aluminium windings, IEC/GB compliant.",
 "sellingPoints": [
  "Direct 66 kV to 415 V step-down in a compact 2500 kVA unit",
  "Oil-immersed sealed design with radiator cooling and conservator",
  "Vector group Dyn11 / Yyn0 to suit single-line requirements",
  "Low-loss copper or aluminium windings, 20-year service life",
  "Certified IEC, CE, ISO9001/14001/45001, CQC, GOST, EAC"
 ],
 "specs": [
  [
   "Product Type",
   "Three-Phase Oil-Immersed Power Transformer"
  ],
  [
   "Rated Capacity",
   "2500 kVA"
  ],
  [
   "Input Voltage (HV)",
   "66 kV"
  ],
  [
   "Output Voltage (LV)",
   "415 V"
  ],
  [
   "Frequency",
   "50 / 60 Hz"
  ],
  [
   "Phase",
   "Three"
  ],
  [
   "Winding Material",
   "Copper / Aluminium"
  ],
  [
   "Vector Group",
   "Dyn11 / Yyn0"
  ],
  [
   "Cooling",
   "ONAN (oil-immersed, radiator)"
  ],
  [
   "Standard",
   "IEC / GB"
  ],
  [
   "Certification",
   "IEC, CE, ISO9001, ISO14001, ISO45001, CQC, GOST, EAC"
  ],
  [
   "Service Life",
   "20 Years"
  ],
  [
   "Packing",
   "Wooden Case"
  ]
 ],
 "applications": "Industrial plants, mines, infrastructure and distribution networks requiring a compact 66-kV-to-415-V step-down transformer.",
 "customisation": "Capacity, HV/LV voltage, vector group, tap-changer type, cooling class and fittings are customizable to project single-line requirements.",
 "faq": [
  {
   "q": "What is the rated capacity of the Customized 2500 kVA Three-Phase Oil-Immersed Power Transformer 66 kV / 415 V?",
   "a": "The standard configuration is rated 2500 kVA at 50 / 60 Hz. Other ratings in the same family can be built to order — tell us the load and we will confirm the nearest standard rating."
  },
  {
   "q": "What voltage ratio is available?",
   "a": "The standard unit is 66 kV input to 415 V output. Voltage ratio, tapping range and vector group can be adjusted to your network; 50 Hz and 60 Hz designs are available."
  },
  {
   "q": "Which standards and certifications apply?",
   "a": "The product is designed to IEC / GB. MARS operates an ISO 9001 / 14001 / 45001 certified factory and holds CE (ECM), UDEM, EAC and CQC approvals; every unit is routine-tested before dispatch and type or witnessed tests can be arranged."
  },
  {
   "q": "Can this product be customised?",
   "a": "Capacity, HV/LV voltage, vector group, tap-changer type, cooling class and fittings are customizable to project single-line requirements."
  },
  {
   "q": "What is the lead time and how is it shipped?",
   "a": "Packed in wooden case. Typical lead time is 25–45 days after drawing approval for distribution equipment and 60–90 days for power transformers and containerised systems. Shipment is by sea from Shanghai on EXW, FOB, CIF or DAP terms with a full document pack."
  }
 ],
 "brand": "MARS",
 "manufacturer": "Shanghai Mars Electric Power Equipment Co., Ltd.",
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