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China JDZ10 Voltage Transformers 3, 6 & 10 kV - Reliable Suppliers & Factory for AC Power Systems

The JDZ10 series of voltage transformers (including types 3, 6, and 10) are designed specifically for AC power systems operating at a rated frequency of either 50Hz or 60Hz, with voltage levels ranging from 3 to 10kV. These transformers are essential components for electric energy metering, voltage monitoring, and relay protection applications. Manufactured in China, our voltage transformers comply with the execution standards GB20840.1-2010 and GB20840.2-2013, ensuring high reliability and performance. As a leading supplier and factory, we are committed to providing high-quality products tailored to the needs of the power industry

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Product Detail

Model and Its Meaning

JDZ10-3、6、10 Voltage Transformer Model Diagram

Summarize

⚡ One of the primary advantages of voltage transformers is their ability to provide highly accurate voltage measurements. Accurate measurements are crucial for effective power system monitoring, helping to detect anomalies and implement corrective measures. Voltage transformers ensure the reliability of the data they collect, which is crucial for maintaining the integrity of the power system. This accuracy not only improves operational efficiency but also enhances decision-making in system management and maintenance.

Normal Service Condition

The normal operating conditions of voltage transformers include the following aspects:

🏢 Installation Location: It should be installed indoors to avoid the impact of outdoor environment on the equipment.
🌡️ Ambient Temperature: Maximum air temperature 40℃; The minimum temperature is -5℃. The daily average temperature does not exceed 30℃.
🌫️ Atmospheric Conditions: There is no severe pollution in the atmosphere.

Technical Parameter

Product Model	Rated Voltage Ratio (KV)	Accuracy Level or Combination of Accuracy Level	Rated Output (VA)	Extreme Output (VA)	Rated Insulation Level (KV)
JDZ10-3	3/0.1	0.2	15	200	3.6/25/40
		0.5	30
JDZ10-6	6/0.1	0.2	15	200	7.2/32/60
		0.5	30
JDZ10-10	10/0.1	0.2	15	200	12/42/75
		0.5	30

Structure and Characteristics

🏗️

Structural Features This series of voltage transformers adopts a pillar-type structure and has good stability. Fully enclosed epoxy casting with epoxy resin, it is resistant to pollution and moisture, and is suitable for use in tropical areas.

🔧

Maintenance Requirements The transformer does not require special maintenance, only regular cleaning of surface dirt is required to ensure its normal operation.

🔌

Wiring Design A terminal box is installed at the secondary output terminal of the transformer to facilitate wiring. There is a hole on the front and side of the terminal box to match the outlet terminal to ensure a safe and reliable connection.

📐

Installation Requirements The product bottom plate is equipped with a grounding bolt to ensure safe grounding of the equipment. There are also six mounting holes on the bottom plate for easy fixed installation.

❓ Frequently Asked Questions (FAQ)

Q What is the JDZ10 series voltage transformer used for?

The JDZ10 series voltage transformer is designed for accurate voltage measurement and monitoring in power systems. It steps down high voltages (3KV, 6KV, or 10KV) to a standardized 0.1KV secondary output, enabling safe metering, protection, and control operations.

Q What accuracy levels are available for the JDZ10 series?

The JDZ10 series is available in two accuracy levels: 0.2 and 0.5. The 0.2 accuracy level offers a rated output of 15VA, while the 0.5 accuracy level provides a rated output of 30VA. Both configurations support an extreme output of 200VA.

Q What are the installation environment requirements for the JDZ10 voltage transformer?

The JDZ10 voltage transformer must be installed indoors. The ambient temperature should be between -5℃ and 40℃, with a daily average not exceeding 30℃. The installation environment should be free from severe atmospheric pollution to maintain optimal performance.

Q Does the JDZ10 voltage transformer require regular maintenance?

No special maintenance is required for the JDZ10 voltage transformer. Its fully enclosed epoxy resin casting makes it highly resistant to pollution and moisture. Only periodic cleaning of surface dust and dirt is needed to ensure continued reliable operation.

Q Is the JDZ10 voltage transformer suitable for tropical climates?

Yes. The JDZ10 series features full epoxy resin encapsulation, which provides excellent resistance to humidity, moisture, and pollution. This makes it well-suited for use in tropical and high-humidity environments without compromising performance or safety.

Q How is the JDZ10 voltage transformer safely grounded and installed?

The bottom plate of the JDZ10 voltage transformer is equipped with a dedicated grounding bolt to ensure safe electrical grounding. In addition, six mounting holes are provided on the bottom plate to allow secure and straightforward fixed installation on standard mounting surfaces.