100kV Insulating Oil Breakdown Voltage Tester

100kV Insulating Oil Breakdown Voltage Tester

This HM801 100kV of Insulating Oil Breakdown Voltage Tester for insulating oil is a high accuracy and full digital industrial instrument developed by all the scientific research and technical personnel of our company, according to the relevant standards and regulations of insulating oil testing, giving full play....
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Description
Technical Parameters

Wuhan Goldhome Hipot Electrical Co., Ltd. is one of the leading manufacturers and suppliers of 100kv insulating oil breakdown voltage tester in China. With abundant experience, our factory offer high quality customized products made in China with competitive price. Welcome to contact us for quotation.

 

Product Overview & Applications

 

1

 

This HM801 100kV of Insulating Oil Breakdown Voltage Tester for insulating oil is a high accuracy and full digital industrial instrument developed by all the scientific research and technical personnel of our company, according to the relevant standards and regulations of insulating oil testing, giving full play to their own advantages, after many field tests and long-term unremitting efforts. The machine is easy to operate and beautiful in shape. Due to the use of automatic digital microcomputer control, so the measurement accuracy is high, anti-interference ability is strong, safe and reliable.

 

Features & Advantages

 

1. The instrument is controlled by a large capacity single chip microcomputer, which is stable and reliable;

2. The instrument is equipped with temperature, humidity and clock display functions, and can be customized for infrared oil temperature measurement.

3. The wide range watchdog circuit is set in the instrument to prevent the crash;

4. A variety of standard options. The instrument program is equipped with GB / t507-1986, GB / t507-2002, dl429.9, iec156 and self programming operation, which can adapt to a variety of choices of different users;

5. The oil cup of the instrument is made of special glass and high polymer materials, which are processed finely to prevent oil leakage and corrosion;

6. The unique high-voltage sampling design of the instrument allows the test value to enter the A / D converter directly, avoids the error caused in the analog circuit, and makes the measurement result more accurate;

7. The instrument has over-current, over-voltage, short-circuit and other protection functions, and has strong anti-interference ability and good electromagnetic compatibility;

8. Can switch between Chinese and English at will to meet the needs of any customer;

9. 232 The data transfer.

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Products Parameter

 

 
1
Booster capacity
1.5 kVA
2
Step up speed
0.5kv/s-5.0kv/s (increasing every 0.5) 10 gears optionalError 0.2kv/s
3
Output voltage
0-100 kV (optional)
4
Voltage accuracy
2% reading + 2 words
5
Power distortion rate
< 1%
6
Electrode gap
standard 2.5mm
7
Test times
6 times (1-9 times optional)
8
Static release time
900s (0-9000 s optional)
9
Interval rest time
300s (0-900s optional)
10
Mixing time
15s (0-250s optional)
11
Overall dimension
410mm × 380mm × 370mm

 

Panel Description

 

HM801 01

Product Front

HM801 02

 

Product Back

 

Annotation:1.Liquid crystal display;2.Printer;3.Oil cup cover;4.Power socket;5.Grounding column;6.232 interface;

 

1.Liquid crystal display:

    The date, time, operation parameters, test results, and operation menu information are displayed;

2.Printer:Print the average of single and multiple test results;

3. Oil cup cover:After opening, put or take out the oil cup, and then close it for testing;

4. Power socket:Properly plug AC 220V 50Hz power cable;

5. Grounding column:Reliable ground connection column;

6. 232 interface:Transmit data to communicate with the computer;

 

operation Description

 

1. Plug in the power cable, turn on the power switch, and the LCD screen displays the startup page(Figure 1)

 

HM80102

Figure 1 Boot screen

2. Under The page shown in Figure 1, press any position to enter the next page (Figure 2);

It contains 8 options: Standard pption, Quick test, Data query, Calibration (used by professionals for debugging), System time, Print way, C-E Shift, Oil Temp (optional).

HM80103

Figure 2 Select the page

3. Press the Standard pption to enter the standard selection interface (FIG. 3). GB/T507-1986, GB/T507-2002, DL429.9, IEC156, and the two reserved customized standards are included.

HM80104

Figure 3 Standard selection page

Under the page of Figure 3, select the required experimental standard such as GB2002 and enter(Figure 4).

HM80105

Figure 4 Cup position selection subpage

HM80106

Figure 5 Stop rise voltage selection interface

HM80107

 

Figure 6 Boost speed selection interface

HM80108

Figure 7 Start interface

HM80109

Figure 8 Boost interface

HM80110

Figure 9 Mixing timing interface

 

Maintenance & FAQs

 

Q: What standards does the HM801 comply with?

A: It meets international standards including:

IEC 60156– Insulating liquids – Determination of the breakdown voltage at power frequency

ASTM D877& ASTM D1816– Standard test methods for dielectric breakdown voltage

ISO/IEC 17025– For calibration and testing laboratories

Q: What types of oils can be tested?

A: It is designed for:

Mineral insulating oils(most common)

Synthetic esters(with configuration adjustments)

Vegetable-based insulating oils

Silicone oils(check compatibility)

Q: What is the testing procedure?

A:Standard procedure involves:

Sample Preparation– Filtering, degassing, and temperature stabilization

Electrode Setup– Setting gap to 2.5mm per IEC 60156

Testing– Applying rising voltage at 2 kV/s until breakdown

Averaging– Conducting 6 tests, discarding the first, averaging remaining 5

Q: What is a "good" breakdown voltage value?

A:Typical acceptable values:

New oil:>30 kV (IEC 60156)

In-service oil:>25-28 kV (maintenance threshold)

Action required:<20-25 kV (indicates need for filtration/replacement)

Q:How often should insulating oil be tested?

A:Recommended frequencies:

New oil:Before filling equipment

In-service oil:Annually for critical assets; every 2-3 years for others

After events:Following faults, maintenance, or visible contamination

 

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