Item No: D13 series 20kV class 5kVA~160kVA
  1. Voltage Rating: 20kV
  2. Capacity: Based on the specific model (e.g., 5kVA to 60kVA)
  3. Phase: Single-phase or three-phase
  4. Efficiency: Typically high efficiency ratings
  5. Insulation Class: Suitable for 20kV applications
  6. Temperature Rise: Within standard limits for safe operation
  7. Impedance: Impedance value for fault calculations and voltage regulation

For detailed specifications, it’s recommended to consult the manufacturer’s datasheet for the specific model within the D13 series.

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    1. Voltage Rating: Operating at a commanding 20 kilovolts (20kV) class rating, this transformer ensures steadfast power distribution in high-voltage environments.
    2. Capacity Range: Spanning from 5 kilovolt-amperes (5kVA) to 160 kilovolt-amperes (160kVA), the D13 series accommodates a wide range of electrical loads, catering to diverse application scenarios.
    3. Single-Phase Configuration: Designed for single-phase operation, this transformer configuration suits applications where power is primarily distributed in a single-phase manner.
    4. Double-Winding Design: With dual windings, the D13 series facilitates enhanced voltage regulation and flexibility in power distribution, ensuring stable performance across varying load conditions.
    5. Non-Exciting Voltage Regulation: Leveraging non-exciting voltage regulation technology, this transformer achieves precise voltage control without the need for additional excitation equipment, simplifying installation and operation.
    6. Efficiency: Efficiency is paramount, and the D13 series delivers, optimizing power transfer while minimizing losses, thereby enhancing cost-effectiveness and operational performance.
    7. Temperature Rise: Engineered to manage temperature rise effectively, this transformer maintains optimal operating conditions, safeguarding against overheating and ensuring reliable performance.
    8. Insulation Class: Equipped with high-quality insulation materials and rated for specific insulation classes, the D13 series ensures safety and durability in electrical operation.
    9. Dimensions and Weight: Featuring compact dimensions and sturdy construction, these transformers are designed for practical installation and transportation, maximizing efficiency and ease of handling.
    10. Compliance Standards: Compliant with rigorous industry standards and regulations, the D13 series guarantees adherence to quality and safety benchmarks, instilling confidence in its performance and reliability.

    Main product performance parameters of D13 series 20kV distribution transformer

    Rated Capacity
    [KVA]
    Connection Symbol Voltage Combinationand Tap range No-load load loss
    W75℃
    No-load current
    (%)
    Radial Iimpedance(%)
    High Pressure HV Tap Range  Low Pressure loss(kW)
    5 li0
    li6
    20
    21
    22
    ±5%
    ±2×2.5%
    0.22~0.24
    2×(0.22~0.24)
    0.025 0.135 1.76 3.5
    10 0.035 0.245 1.60
    16 0.045 0.345 1.52
    20 0.050 0.405 1.44
    30 0.065 0.585 1.36
    40 0.080 0.735 1.28
    50 0.095 0.900 1.20
    63 0.115 1.07 1.12
    80 0.130 1.32 1.12
    100 0.150 1.56 1.04
    125 0.185 1.84 0.96
    160 0.230 2.23 0.80

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