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Oil transformer

Oil Transformer 20KV

Product Details


20kV energy-saving dry distribution transformer

Energy saving and cost reduction is the theme of energy field, and the line loss per unit is one of three key performance assessment indexes for energy-saving and cost-reducing work by power enterprises. 20kV distribution transformer loss takes up 17% of the overall regional loss and 20% of the overall loss in the distribution network of 10kV and below.

Type specification:

  • Voltage Class: 20kV
  • Frequency: 50Hz
  • Connection Symbol: Yyn0; Dyn11;Yzn11
  • Insulation Grade: Grade A
  • Insulation Level: LI85 AC35
  • Cooling-down Method: ONAN
  • Normal Use Conditions: LI75AC35/AC3
  • Implementation standard: Height above sea level: ≤1000m; environmental temperature: -30 ℃~+40 ℃; relative temperature
  • Technical Parameters


    Frame current Rated current Number of poles Utilization category IEC/EN60947-2
    Comply with IEC/EN60947-2
    AC 50/60Hz
    Rated operating voltage
    Rated insulation voltage Rated impulse withstand voltage Operating time
    Isolating function Rated short-time withstand current Breaking time
    SCB12 1600 A 200/400/630/800/1000/1250/1600 A 3/4 P B
    Yes

    Yes
    380/400/415/660/690 V 1000 V 12 kV
    Closing time: ≤70 ms
    Breaking time: ≤30 ms
    SCB14 2500 A 630/800/1000/1250/1600/2000/2500 A 3/4 P B
    Yes

    Yes
    380/400/415/660/690 V 1000 V 12 kV
    Closing time: ≤70 ms
    Breaking time: ≤30 ms
    SCB18 4000 A 1000/1250/1600/2000/2500/2900/3200/3600/4000 A 3/4 P B
    Yes

    Yes
    380/400/415/660/690 V 1000 V 12 kV
    Closing time: ≤70 ms
    Breaking time: ≤30 ms
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    10 kV

    Product Features

    Oil-immersed Power Transformer 10kV-voltage class Duplex Winding No-excitation Regulating Distribution Transformer

    Oil Transformer 10kV

    Feature Description
    Rated Current 160A
    Rated Voltage Up to 690V AC
    Frequency 50Hz / 60Hz
    Protection Functions Overload, Short Circuit, Undervoltage, Earth Fault
    Isolation Function Provides isolation of the electrical circuit
    Intelligent Controllers Equipped with smart controllers for enhanced protection and automation

    Download MSDS

    20kV

    Feature Description
    Rated Current 250A
    Rated Voltage Up to 1000V AC
    Frequency 50Hz / 60Hz
    Breaking Capacity Up to 80kA
    Protection Functions Overload, Short Circuit, Undervoltage, Earth Fault
    Isolation Function Provides reliable isolation for maintenance and safety

    Download MSDS

    35 KV

    Feature Description
    Rated Current 630
    Rated Voltage Up to 1000V AC
    Frequency 50Hz / 60Hz
    Breaking Capacity Up to 100kA
    Protection Functions Overload, Short Circuit, Undervoltage, Earth Fault, Differential Protection
    Isolation Function Reliable isolation for maintenance and safety purposes

    Download MSDS

    20 kV

    Feature Description
    Rated Current 5000A
    Rated Voltage Up to 1000V AC
    Frequency 50Hz / 60Hz
    Breaking Capacity Up to 100kA
    Protection Functions Overload, Short Circuit, Undervoltage, Earth Fault, Differential Protection
    Isolation Function Reliable isolation for maintenance and safety purposes

    Download MSDS

    Oil 35 kV

    Feature Description
    Rated Current 7500A
    Rated Voltage Up to 1000V AC
    Frequency 50Hz / 60Hz
    Breaking Capacity Up to 100kA
    Protection Functions Overload, Short Circuit, Undervoltage, Earth Fault, Differential Protection
    Isolation Function Reliable isolation for maintenance and safety purposes

    Download MSDS