HUAYI: Professional Transformer Oil Tester Manufacturer
Wuhan HUAYI Electric Power Technology Co.,Ltd. (HUAYI for short) is a professional manufacturer in China, researching and manufacturing electric testing equipment. HUAYI insist developing and marketing independently, and make efforts to improve the products quality, reduce cost, and improve efficiency.
Why Choose Us
Rich Experience
The company was established in 2005 and has more than ten years of professional experience. It is one of the earliest manufacturers of high-voltage testers in China.
Professional Technology Support
Specialize in testing and solutions for more than 18 years. Own experienced engineers. Professional on delivery, installation, debugging, and training.
ISO Certification
We have a professional R&D technical team and strict quality control to ensure safety, accuracy and efficiency. Passed ISO9001 certification and obtained relevant patent certificates.
24 hours After-sales
Professional after-sales service, paying attention to customers' feedback about products; Providing solutions within 24 hours, if the customers have any problem; Act quickly and efficiently.
Product Parameter
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Power voltage |
AC220V±20%,50Hz±10% |
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Acid value measuring range |
0.0001～0.50000mgKOH/g |
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Min resolution |
0.0001 mgKOH/g |
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Accuracy |
Acid value between 0.001～0.1000 mgKOH/g, error：0.02mgKOH/g |
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Acid value between 0.1000～0.5000 mgKOH/g, error：0.05mgKOH/g |
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Dimension |
420×270×260 (mm) |
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Temperature |
5℃～40℃ |
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Relative humidity |
＜85% RH |
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Weight |
9Kg |
Housing Materials
The external housing of a transformer oil tester is typically constructed from high-strength engineering plastics (such as ABS or polycarbonate blends) or corrosion-resistant metal alloys (like aluminum or stainless steel). These materials offer excellent protection against physical impacts, vibration, and environmental exposure.
Core Electrode Materials
The internal electrodes are responsible for applying high voltage across the oil sample to measure dielectric strength. These are commonly made from stainless steel or copper alloys due to their excellent electrical conductivity and resistance to oxidation.
Sealing Materials
O-rings and gaskets are typically made from nitrile rubber (NBR) or silicone elastomers, both known for their oil resistance and flexibility across a wide temperature range (-40°C to +120°C). Nitrile is particularly effective in resisting petroleum-based oils, while silicone offers better performance in extreme temperatures and UV exposure.
Benefits of Transformer Oil Tester
Detection of Potential Problems Early
Transformer oil tester enables operators to detect moisture ingress, contamination, or reduced dielectric strength. Early detection prevents equipment breakdowns and costly repairs.
Improved Equipment Reliability
Routine testing ensures that transformers are at the highest efficiency levels. Transformer oil tester allows the operator to intervene early. The risk of unexpected breakdowns can be reduced, and therefore, the reliability of power distribution systems can be improved.
Cost Savings
Preventive maintenance through oil testing helps minimize expensive repairs and replacements. It also reduces downtime, ensuring uninterrupted power supply and operational continuity.
Improved Safety
Degraded transformer oil can result in electrical discharges, overheating, and even explosions. The regular testing of oil ensures the minimization of risks associated with these, thus ensuring safety for personnel and infrastructure.
Extended Transformer Lifespan
It maintains the quality of transformer oil, avoiding damage to the inner components of the transformer. This gives the transformer a longer operating life, meaning greater returns on investment.
Compliance to Environment
Polluted transformers may leak transformer oil which has become a threat to environmental contamination. Using a transformer oil tester is very essential in ensuring compliance with the norms of environmental regulations for a transformer operator.
Applications of Transformer Oil Tester
Power Generation and Distribution: Used in power plants, substations, and electrical transmission and distribution networks to test the oil in high-voltage transformers, step-up transformers, and distribution transformers.
Industrial Facilities: Used in manufacturing plants, factories, and industrial plants where large transformers are used to power heavy machinery and industrial equipment. Ensures that transformers are protected from oil degradation that could lead to failures, protecting both the equipment and operations.
Renewable Energy: Used in solar power plants, wind farms, and battery storage systems where transformers are used to step up voltage for distribution or storage. Tests transformer oil to ensure the proper functioning of transformers in renewable energy systems.
Electrical Utilities: Electrical utilities use transformer oil tester to monitor and maintain oil quality in their transformer fleet. Keeps transformers in optimal condition, reducing the risk of downtime and ensuring that grid stability is maintained.
Oil & Gas Industry: In oil refineries, offshore platforms, and petrochemical plants, transformers play a vital role in powering operations. The oil is tested to ensure the transformer is in top condition.
Preparation: Before testing, ensure that the transformer oil sample is free from contaminants, such as water, dirt, and metal particles. The oil should be at a specified temperature, as per industry standards or manufacturer recommendations.
Calibration: Calibrate the tester according to the manufacturer’s instructions to ensure accurate and reliable measurements.
Sample Handling: Carefully pour the oil sample into the test cell of the tester, ensuring that there are no air bubbles or contaminants present.
Testing: Apply a gradually increasing voltage to the oil sample using the tester. Monitor the voltage until the oil breaks down and an electrical current flows through it.
Recording Results: Record the breakdown voltage value displayed on the tester. This value indicates the insulating strength of the oil sample.
Safety Precautions
Safety First
Always wear protective gloves and safety glasses to avoid contact with potentially hazardous oil or chemicals. Ensure you are working in a well-ventilated area, especially if you are handling oil that could emit gases.
Proper Grounding
Ensure that the tester and the test setup are properly grounded to prevent electrical shocks.
Check Equipment
Make sure the oil tester is complete, clean, and calibrated according to the manufacturer's specifications. Do not operate with any defects.
Turn Off Transformer
Always ensure the transformer is disconnected from the electrical grid or system before taking an oil sample to avoid electrical hazards.
How To Cooperate With Us
Inquiry: You can contact us online or sending us an inquiry. Please provide the details of your requirements as clear as possible. So we can send you the offer at the first time.
Phone Number: (+86)-18062012971/whatsapp:+8618064115448
E-mail: sales@sinohipot.com/ tina@sinohipot.com
Custom Plan Development: During the consultation, we’ll evaluate your specific requirements and together, craft a custom quality assurance plan tailored to your needs.
Agreement and Setup: Once you’re satisfied with the plan, we’ll finalize the details and set up everything needed to get started.
Quality Assurance Implementation: Our team will then implement the quality assurance protocols on your selected products or processes.
Delivery: Deliver cargos by sea or by air according to requirement.
Video
Packaging and Delivery
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Packing detail: |
Packing with wooden cases, provide different solutions of shipping way. |
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Payment: |
We accept many payment term, such as T/T, Western Union, L/C. |
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Warranty period: |
One-year warranty, Installation, and commissioning of specific products. |
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Delivery time: |
Most of our products are in stock and can be delivered upon payment. The delivery time usually does not exceed 15 days. |
Our Certificates
As one of the most professional transformer oil tester manufacturers and suppliers in China, we're featured by quality products and competitive price. Please rest assured to buy cheap transformer oil tester made in China here from our factory.
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