Description

The JDZ9-35A is a high-performance indoor epoxy resin cast voltage transformer designed for 35kV power systems. It complies with IEC and GB standards, ensuring reliable operation in measurement, protection, and monitoring applications.

Key Features

1. High Accuracy

   • Meets 0.2, 0.5, or 1.0 accuracy classes for precise voltage measurement.

   • Suitable for energy metering and relay protection.

2. Compact & Lightweight

   • Epoxy resin insulation provides excellent mechanical strength and moisture resistance.

   • Compact design saves space in switchgear and control cabinets.

3. Wide Voltage Range

   • Rated primary voltage: 35kV (or customizable).

   • Secondary outputs: 100V, 110V, or as required.

4. Strong Insulation

   • Flame-retardant, anti-pollution, and partial discharge-resistant.

   • Suitable for harsh environments.

5. Safety & Reliability

   • Low heat generation, stable long-term performance.

   • Complies with IEC 60044-2 and GB 1207.

Applications

• Power monitoring in substations and industrial plants.

• Protection circuits for over/under-voltage detection.

• Revenue metering in utility grids.

Technical Parameters

• Rated Voltage Ratio: 35kV/√3 : 100V/√3 (or others).

• Frequency: 50/60Hz.

• Burden: 10-50VA (depending on accuracy class).

• Thermal Limit: Continuous operation at 1.2×Un.

Installation & Maintenance

• Mount indoors in dry, ventilated environments.

• Avoid mechanical stress on terminals.

• Regular insulation resistance checks recommended.

Conclusion

The JDZ9-35A ensures accurate, safe, and durable voltage transformation for modern power systems. Its robust design makes it ideal for industrial, commercial, and utility applications.

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