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    HomeProductsThree Phase 800KVA Oil Type Power Transformer Factory
    • Three Phase 800kVA Oil Type Power Transformer Factory
    • Three Phase 800kVA Oil Type Power Transformer Factory
    Oil Immersed Transformers

    Three Phase 800KVA Oil Type Power Transformer Factory

    The S11-M 800kVA three-phase fully sealed oil immersed distribution transformer is a mainstream medium-capacity power step-down transformer widely used in global power grid, industrial plants, commercial parks and solar power stations. Rated capacity 800kVA, compatible with 10kV/11kV high voltage and 400V/415V low voltage, supporting 50Hz & 60Hz global power systems. Adopting corrugated tank hermetically sealed design without oil conservator, it realizes maintenance-free long-term running. All units comply with IEC 60076, GB/T6451 standards, with CE & ISO certification, stable performance for outdoor continuous heavy load operation.

    • Clear shipment tracking

    • Rigorous quality inspection

    • Has good after-sales service

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    Detailed Description

    Product Feature

    1.Hermetically sealed fully welded tank, prevent moisture & oxidation, extend service life

    2.Multi-protection fittings: oil level gauge, pressure relief valve, temperature indicator

    3.Support OEM logo, painting color and technical parameter adjustment

    4.Strict full inspection before delivery, comply with IEC, CE, ISO standards

    5.Anti-corrosion exterior coating, adapt to various outdoor & indoor environments

    6.Hermetically sealed fully welded tank, prevent moisture & oxidation, extend service life

    Technical Specifications of 800KVA Oil Type Power Transformer

    ParameterStandard Value/Range
    Rated Capacity800kva
    Rated Voltage Ratio11kV/0.4kV, 33kV/0.4kV, 10kV/0.4kV
    Rated Frequency50Hz / 60Hz
    Phase3 Phase
    Vector GroupDyn11 (Standard), Yyn0
    Cooling MethodONAN (Oil Natural Air Natural)
    Insulation ClassClass A
    Protection LevelIP54 (Outdoor), IP20 (Indoor)
    Short Circuit Impedance4% ~ 6% (Standard)
    Insulating OilMineral Transformer Oil
    Tank StructureFully Sealed Corrugated Tank
    Noise Level≤50dB ~ ≤65dB
    Operating Ambient Temperature-25°C ~ +45°C
    Maximum Altitude≤1000m
    Compliance StandardIEC 60076, IEC 60376

    Why Choose Yiyue
    1.Professional transformer manufacturer with abundant overseas export experience

    2.Products comply with IEC, CE, ISO9001 international standards to meet global market demands

    3.Independent technical team provides parameter confirmation, drawing review and scheme support

    4.Factory direct supply without middlemen, competitive price and reliable long-term warranty

    5.Flexible customization: voltage ratio, 50Hz/60Hz, size, painting color & OEM logo

    Packaging And Transportation

    Yiyue Electric implements standardized packaging and shipping management to protect transformers, switchgears, cables and electrical components throughout the entire delivery process, ensuring products arrive in intact condition.

    Customized Packaging Solutions

    • Small-sized products: Moisture-proof bubble wrap + reinforced cartons with anti-collision corner protectors
    • Medium & large equipment: Stretch film sealing for full moisture resistance, with foam padding on vulnerable parts for shock absorption
    • Heavy machinery & export shipments: ISPM15-compliant fumigated wooden cases secured with steel belts, suitable for long-distance international transit

    All packages are marked with clear shipping marks and handling warnings for standard operation.

    Production Lead Time

    • Standard in-stock items: 5–7 working days upon payment confirmation
    • Customized non-standard products: 7–15 working days after design confirmation & deposit
    • Large orders with special requirements: Lead time subject to separate confirmation
    Shipping MethodRegionEstimated Transit TimeRemarks
    Sea FreightSoutheast Asia15–25 working daysPort to port, FCL & LCL available
    Middle East15–25 working daysPort to port, FCL & LCL available
    North America20–30 working daysPort to port, FCL & LCL available
    Europe25–35 working daysPort to port, FCL & LCL available
    Oceania20–30 working daysPort to port, FCL & LCL available
    Africa30–45 working daysPort to port, FCL & LCL available
    Air FreightSoutheast Asia5–7 working daysAirport to airport, for urgent orders
    Middle East5–7 working daysAirport to airport, for urgent orders
    North America10–15 working daysAirport to airport, for urgent orders
    Europe7–15 working daysAirport to airport, for urgent orders
    Africa4–6 working daysAirport to airport, for urgent orders
    Air Freight (Express)Worldwide Major Countries3–7 working daysDoor-to-door, suitable for small spare parts
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    Tags:

    800kva oil type power transformer 800kva transformer three phase transformer

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