High-voltage tester HZYA-3Z
for transformersindustrialfor power systems

High-voltage tester - HZYA-3Z - Huazheng Electric - for transformers / industrial / for power systems
High-voltage tester - HZYA-3Z - Huazheng Electric - for transformers / industrial / for power systems
High-voltage tester - HZYA-3Z - Huazheng Electric - for transformers / industrial / for power systems - image - 2
High-voltage tester - HZYA-3Z - Huazheng Electric - for transformers / industrial / for power systems - image - 3
High-voltage tester - HZYA-3Z - Huazheng Electric - for transformers / industrial / for power systems - image - 4
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Characteristics

Test type
high-voltage
Tested product
for transformers
Applications
industrial, for power systems
Configuration
portable
Other characteristics
digital, rugged

Description

The Transformer On-load Tap-changer Tester is equipped with advanced technology that allows for real-time monitoring and testing of tap-changer operations without interrupting the power supply. This means you can conduct essential maintenance checks while your system remains fully operational, minimizing downtime and enhancing productivity. With its user-friendly interface, the tester simplifies complex testing procedures, making it accessible for both seasoned professionals and those new to transformer maintenance. The on-load tap-changer is the only moving part connected to the transformer circuit. Therefore, the detection of the on-load tap-changer is becoming more and more important. In the "power equipment transfer and preventive test procedures", asked to check the on-load tap-changer action sequence, measurement switching time. The instrument is mainly used to measure the transformer on-load tap-changer transition waveform, transition time, the instantaneous transition resistance, three-phase synchronization and so on. The instrument is highly intelligent, all Chinese menu prompts, simple operation. Instrument small size, light weight, anti-interference ability, greatly reducing the labor intensity of the site staff, is the power supply units, transformer manufacturing industry to ensure safe production, improve product quality ideal instrument. Key features of the Transformer On-load Tap-changer Tester include high-accuracy measurement capabilities, comprehensive data logging, and intuitive software for detailed analysis.

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Exhibitions

Meet this supplier at the following exhibition(s):

Middle East Energy
Middle East Energy

1-03 Sep 2026 Dubai (United Arab Emirates) Hall H1 - Stand B25

  • More information
    Enlit Asia
    Enlit Asia

    22-24 Sep 2026 Jakarta (Indonesia) Stand 1141

  • More information

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    Transformer Test Equipment

    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.