Model NO.: HZJQ-1B
Control: Manual Control
Weight: 0–100Kg
Power Source: AC220V
Oil Cylinder Position: Top
Oil Cup Capacity: 400ml / 200ml
Hz-381 Type: Single Oil Cup Structure
Testing Time: 6 Times (1–6 Times Optional)
Minimum Resolution: 0.1kV
Insulating Oil Pressure Test: 0–80kV (Optional)
Measurement Resolution: ±(2% * Reading + 0.2kV)
Electrode Distance: 2.5mm (Electrode Gap Can Be Adjusted)
Wave Form Distortion: Less Than 3%
Supply Voltage: AC220V ±10% 50Hz ±1 Hz
Applicable Humidity: Max Relative Humidity 75%
Trademark: HuaZheng
Transport Package: Wooden Box with Foam Inside
Specification: CE/ISO/IEC
Origin: Hebei, China
HS Code: 9030899090
Promotion Product Portable Lab Equipment Bdv Transformer Oil Tester
I. Introduction
Insulating oil dielectric strength tester, also known as an oil breakdown voltage tester or BDV tester, is a critical device used in electrical and power systems to assess the quality of insulating oil. This equipment measures the breakdown voltage by observing at what voltage a spark occurs between two electrodes immersed in the oil, separated by a specific gap. A low BDV value typically indicates the presence of moisture or conductive substances in the oil, which can compromise the insulation performance. In this kit, the oil is placed in a pot where a pair of electrodes are fixed with a 2.5 mm gap (some models may have a 4 mm gap). The device ensures accurate and reliable testing, making it ideal for use in laboratories, maintenance centers, and industrial settings.

II. Features
1. Wide voltage range: 0–80 kV (customizable up to 100 kV). 2. Large-screen LCD display for easy reading. 3. Simple and user-friendly operation. 4. Stores 100 experimental results and displays current temperature and humidity. 5. Easy control throughout the entire testing process. 6. Equipped with overvoltage, overcurrent, and limiting protection for operator safety. 7. Includes temperature measurement and system clock display. 8. Standard RS232 interface for data transfer. III. Parameters
Output Voltage | 0–80 kV (100 kV available on special request) |
Applicable Temperature | 0ºC–45ºC |
Voltage Raising Speed | 0.5–5 kV/s (adjustable) |
Applicable Humidity | ≤90% RH, no condensation |
RS232 Interface | LCD Screen |
Boosting Frequency | 1–6 times |
HZ-381 Type | Single Oil Cup Structure |
Measuring Accuracy | ±3% |
Dielectric Strength Tester | Oil Test Equipment |
Certification | CE, ISO |
Oil Test Kit | Insulating Oil Tester |
Standing Time | 15 min (adjustable) |
Speed of Voltage Increase | 0.5–5 kV/s (adjustable) |
IV. Detailed Photos

V. Company Information
HuaZheng Electric Manufacturing (Baoding) Co., Ltd. is a trusted supplier for the State Grid in China. This means we are an official provider to the Chinese government, and our products are widely distributed across the country. Our customer base includes clients from various countries such as the United States, England, Bulgaria, Brazil, Chile, Malaysia, Vietnam, and more.
Our main product lines include Insulation Oil Testers, Cable Fault Locators, Power Quality Analyzers, High Voltage Generators, High Voltage Capacitors, and Testing Transformers, among others.

VI. FAQ
1. Q: What language does the device support? Is there after-sales service and warranty?
A: Yes, the device supports English. We provide comprehensive after-sales service, and the warranty period is 1 year.
2. Q: What is the maximum voltage the instrument can test?
A: The instrument can test up to 100 kV. OEM options are also available.
3. Q: Can the device communicate with a computer via RS232?
A: Yes, it has an RS232 interface for communication with a computer.
4. Q: Does it have a battery or liquid? Is it convenient for shipping?
A: It has a small lithium battery and no liquid, so it doesn't affect delivery.
5. Q: Does the instrument have a printer? Can it print automatically or manually?
A: Yes, you can choose whether to print the results automatically or manually.
6. Q: How many times can it test in one session? How is the result obtained?
A: It can test 1–6 times (as per your requirements). The result is the average of the tests.
VII. Customer Visit

VIII. Exhibition

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