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High-Accuracy Epoxy Cast 6kV Dry-Type Voltage Transformer for Indoor Power Measurement Systems

The 6kV Dry-Type Voltage Transformer is a high-precision indoor instrument transformer designed for voltage measurement, protection, and monitoring in medium-voltage systems. Using epoxy resin casting technology, it offers excellent insulation, high accuracy, and stable performance. It is widely used in switchgear panels, substations, and industrial power distribution systems requiring reliable voltage sensing.

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    product details

    Product Parameter

     Parameter

    Specification
    Rated Voltage 6kV
    Rated Secondary Voltage 100V / 110V
    Frequency 50Hz
    Accuracy Class 0.2 / 0.5 / 1.0
    Rated Burden 10VA – 100VA
    Insulation Class Class F
    Cooling Method Natural air cooling
    Partial Discharge ≤5 pC
    Power Frequency Withstand Voltage 28kV (1 min)
    Lightning Impulse Withstand Voltage 60kV
    Installation Type Indoor (panel-mounted)
    Standards IEC 61869 / GB 1207

    Product Applications

    Medium-Voltage Switchgear and Control Panels
    The 6kV dry-type voltage transformer is widely installed in medium-voltage switchgear and control cabinets for accurate voltage measurement and system monitoring. With accuracy classes up to 0.2 level, it ensures precise voltage data for metering and protection systems. It supports stable operation in confined spaces, improving measurement reliability in modern electrical distribution panels.
    Substations and Power Distribution Networks
    In substations and power distribution systems, this transformer provides reliable voltage signals for protection relays and monitoring equipment. It ensures consistent voltage transformation from 6kV to standard secondary levels (100V/110V). With partial discharge levels below 5 pC, it guarantees high insulation reliability and stable long-term performance in critical grid applications.
    Industrial Plants and Electrical Automation Systems
    The transformer is widely used in industrial environments such as manufacturing plants, chemical facilities, and automation systems. It delivers accurate voltage input for control systems and protective devices. Designed for continuous operation, it maintains stable performance under varying load conditions and supports automation systems requiring precision monitoring and control within ±0.5% accuracy tolerance.

    Product Advantages

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    Efficient Power Operation
    Supports stable electrical performance for continuous industrial power systems.
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    Compact Finished Structure
    Strong and compact transformer structure ensures reliable long-term operation. 
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    Reliable Operational Safety
    Durable insulation system supports stable and safe electrical performance. 
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    Consistent Manufacturing Quality
    Produced under strict factory quality management for dependable operation. 
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    Convenient Maintenance Design
    Reliable structure reduces routine maintenance and operating costs.
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    Flexible Structural Configuration
    Compact finished design supports different electrical installation requirements.

    Key Benefits

    The 6kV Dry-Type Voltage Transformer is a reliable, accurate, and compact instrument transformer designed for modern medium-voltage systems. Its advanced insulation technology, high accuracy, and stable performance make it ideal for switchgear, substations, and industrial automation applications.

    With long service life, minimal maintenance, and strong safety performance, it provides an efficient and dependable choice for voltage measurement and protection systems.

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    FAQ

    1. What is the main function of a 6kV voltage transformer?

    It converts high voltage into a standardized low voltage for measurement, protection, and monitoring purposes.

    2. Can this transformer be used outdoors?

    No, it is primarily designed for indoor applications such as switchgear panels and control cabinets.

    3. What accuracy levels are available?

    It typically offers accuracy classes such as 0.2, 0.5, and 1.0 depending on application requirements.

    4. Is maintenance required for this transformer?

    No, its epoxy resin cast design ensures maintenance-free operation over its service life.

    5. What industries commonly use this transformer?

    It is widely used in power utilities, industrial plants, substations, and electrical automation systems.

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