Summarize
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Electrical Isolation
Protects sensitive measurement equipment and control systems from high-voltage damage.
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AC & DC Versatility
Suitable for a variety of power systems including both alternating and direct current environments.
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Voltage Monitoring & Control
Maintains voltage within specified limits, improving system reliability and reducing outages.
Another important characteristic of voltage transformers is their isolation capability. By providing electrical isolation between the high-voltage and low-voltage sides, voltage transformers protect sensitive measurement equipment and control systems from potential damage caused by high voltage. This isolation is crucial to the lifespan of the equipment and the overall reliability of the power system. It ensures that any faults or surges on the high-voltage side do not propagate to the low-voltage side, thereby protecting critical infrastructure and maintaining operational continuity.
Voltage transformers (VTs) are highly adaptable and suitable for use in a variety of power systems, including alternating current (AC) and direct current (DC). This versatility allows them to be integrated into a variety of environments and meet the specific needs of various applications. VTs also effectively monitor and control voltage levels, contributing to improved system stability. By maintaining voltage within specified limits, VTs improve power system reliability and reduce the likelihood of power outages and equipment failures.
Technical Parameters
- Product performance meets standards GB20840.1-2010, GB20840.2-2013 and IEC60044-2.
- Rated insulation level: 12 / 42 / 75 kV & 7.2 / 32 / 60 kV
- Rated frequency: 50Hz or 60Hz
| Product Model |
Rated Voltage Ratio |
Accurate Level Combination |
Accurate Level and Rated Output (VA) |
Secondary Thermal Limit Output (VA) |
Weight (kg) |
| 0.2 |
0.5 |
1.0 |
| JDZ16-10R |
10/0.1 |
0.2 / 0.5 / 1 |
30 |
60 |
100 |
600 |
35 |
| JSZV16-10R |
10/0.22 10/0.1/0.22 |
0.2 / 0.5 / 1 |
20 |
40 |
60 |
Power supply maximum output 400 |
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If the parameters required by the user exceed the scope of the above table, it can be determined after consultation with our company.
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The fuse model is XRNP □ -12, 7.2, 0.2, 0.5A, 50kA.
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Equipped with elbow type cable head for 20kV grade, American type 200A.
Frequently Asked Questions (FAQ)
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What is the primary function of a voltage transformer (VT)?
A voltage transformer (VT) is designed to step down high voltages to a lower, measurable level for metering and protection purposes. It also provides electrical isolation between the high-voltage and low-voltage sides, protecting sensitive equipment and control systems from potential high-voltage damage.
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Which international standards does this voltage transformer comply with?
The product performance meets the standards GB20840.1-2010, GB20840.2-2013, and IEC60044-2, ensuring high-quality and reliable performance in various power system applications.
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What rated insulation levels are available for these voltage transformers?
The rated insulation levels available are 12 / 42 / 75 kV and 7.2 / 32 / 60 kV, covering a range of medium-voltage application requirements.
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Can these VTs be used in both AC and DC power systems?
Yes, voltage transformers are highly adaptable and suitable for use in a variety of power systems, including both alternating current (AC) and direct current (DC) environments, making them versatile for diverse industrial and utility applications.
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What fuse model is recommended for use with these voltage transformers?
The recommended fuse model is XRNP □ -12, 7.2, 0.2, 0.5A, 50kA. Additionally, the units are equipped with an elbow type cable head for 20kV grade, American type 200A.
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What should I do if my required parameters exceed the values listed in the specification table?
If the parameters required exceed the scope of the provided specification table, customized solutions can be arranged. Please consult directly with our company to discuss your specific requirements and determine a suitable configuration.