Leave Your Message

20-35KV Dry-Type Transformer

The 20-35KV Epoxy Resin Dry Type Transformer is apower supply cutting-edge solution designed for use in critical infrastructure such as urban power grids, high-rise buildings, commercial centers, schools, hospitals, tunnels, airports, railway stations, subways, ports, underground power stations, and shipsImportant places. This innovative product is characterized by its advanced technology and exceptional performance in demanding environments.

    General Introduction

    The SCB Series Epoxy Resin Dry-Type Transformer is designed for medium-voltage power distribution systems ranging from 20kV to 35kV. It utilizes epoxy resin casting technology to encapsulate the windings, providing superior electrical insulation, moisture resistance, and mechanical stability. Widely used in industrial plants, commercial buildings, renewable energy projects, and urban infrastructure, this transformer offers reliable power conversion with minimal maintenance requirements.

    Applications:

    • Industrial power distribution
    • Commercial complexes
    • Wind/solar power generation
    • Urban subway/railway systems
    • Mining and petrochemical facilities

    Technical Parameters

    Parameter Specification
    Voltage Rating 20kV, 25kV, 30kV, 35kV (customizable)
    Power Rating 500kVA – 2500kVA (standard models)
    Frequency 50Hz/60Hz
    Efficiency ≥99% at rated load
    Insulation Class F/H (temperature rise ≤100K/125K)
    Cooling Method AN (natural air) or AF (forced air)
    Noise Level ≤65dB (under full load)
    Protection Level IP20/IP23 (customizable)
    Temperature Monitoring PT100 sensors (optional)
    Impulse Withstand Voltage 75kV–170kV (depending on voltage class)

    额定容量 
    rated capacity KVA
    电压组合及分接范围                          Voltage combination and tap range 联结组标号Connection Group Symbol  空载损耗  No-load Loss        (W) 负载损耗 Load Loss        (W) 空载电流No-load Current   (%) 短路阻抗Short Circuit Impedance  (%)
    高压      high voltage 
    KV
    分接范围 Tap Range 低压         low voltageKV
    50 20 
    22   
    24
    ±5         ±2×2.5% 0.4 Yyn0   Dyn11 340 1230 2.2  6
    100 540 1990 2.0  6
    160 675 2470 1.6  6
    200 740 2940 1.6  6
    250 840 3420 1.4  6
    315 970 4080 1.4  6
    400 1150 4840 1.2  6
    500 1350 5790 1.2  6
    630 1530 6840 1.0  6
    800 1750 8260 1.0  6
    1000 2070 9780 0.8  6
    1250 2380 11540 0.8  6
    1600 2790 13870 0.8  6
    2000 3240 16380 0.6  6
    2500 3870 19380 0.6  6

    Key Features

    1. Epoxy Resin Encapsulation
      • Provides excellent resistance to moisture, dust, and chemical corrosion.
      • Ensures long-term reliability in harsh environments.
    2. High Safety Standards
      • Fire-resistant and non-toxic materials, meeting IEC 60076-11 standards.
      • No risk of oil leakage or explosion, suitable for indoor installations.
    3. Energy Efficiency
      • Low no-load and load losses, reducing operating costs.
      • Complies with international energy efficiency regulations (e.g., EU CoC Tier 2).
    4. Compact Design
      • Space-saving structure for easy installation in confined spaces.
      • Lightweight compared to oil-immersed transformers.
    5. Thermal Stability
      • Advanced heat dissipation design for continuous operation at high temperatures.
      • Built-in thermal protection system to prevent overheating.
    6. Low Noise Operation
      • Optimized core and winding design to minimize electromagnetic noise.
      • Suitable for noise-sensitive environments (e.g., hospitals, schools).
    7. Easy Maintenance
      • No oil filtration or replacement required.
      • Visual inspection ports for quick condition assessment.
    8. Customization Options
      • Available with various tap changers, protection levels, and monitoring systems.
      • Customizable for special applications (e.g., renewable energy integration).

    Leave Your Message