DGG Single Phase Epoxy Resin Casting Type Instrument Current/Voltage Transformer: Discover the epitome of precision and reliability in the realm of electrical measurement with our state-of-the-art current transformer, masterfully crafted using advanced epoxy resin casting techniques. Engineered to meet high-performance standards, this elite instrument ensures unparalleled accuracy and longevity. It stands as a vital element for all your electrical measurement needs, offering you the confidence and stability required for optimal performance in any scenario.
At Denggao Electric Co., Ltd., we take immense pride in being at the forefront of innovation as a leading professional manufacturer. We specialize in crafting high-precision current transformers that are meticulously designed to meet and exceed the most stringent industry standards, ensuring unparalleled performance and reliability.,Our diversified product range boasts highly reliable dropout fuse cutouts,robust and durable voltage transformers that guarantee exceptional longevity and performance,cutting-edge advanced vacuum circuit breakers and reclosers that redefine efficiency and safety,state-of-the-art isolation switches, superior lightning arresters, high and low voltage cabinets, precision metering devices, and efficient power distribution transformers. Each is crafted with unparalleled attention to detail and an uncompromising commitment to quality.Discover our extensive array of other top-tier solutions, designed to cater to your every need.
We are masters in offering custom production, precisely tailored to meet your unique specifications. Every product is accompanied by comprehensive testing reports and certificates, providing you the assurance that each high-voltage instrument transformer adheres to rigorous quality standards before leaving our factory.
Introducing a state-of-the-art High Voltage Instrument Transformer, meticulously engineered by Denggao Electric Co., Ltd. This innovative instrument transformer employs cutting-edge epoxy-resin vacuum casting and boasts a fully enclosed, single-phase design, perfect for indoor applications. Designed to integrate seamlessly into power systems with a rated frequency of 50Hz or 60Hz, and crafted to handle a rated voltage up to and including 35kV. This transformer is an ideal solution for precise electric energy metering and accurate voltage measurement.
Our High Voltage Instrument Transformer is built to adhere to rigorous industry standards, ensuring safety and reliability. It meets the specifications set by GB 20840.1-2010, which outlines the general requirements for instrument transformers, as well as GB 20840.3-2013, which details the additional requirements for inductive voltage transformers. Furthermore, it complies with JJG314-2010, the authoritative standard for instrument voltage transformers, ensuring unparalleled performance and trustworthiness.
Transformer Ratio
Rated voltage ratio (kV) |
Accuracy class |
Rated output (VA) |
Limit output (VA) |
20/ √3/0.1/ √3/0.1/ √3/0.1/3 |
0.2/0.5/3P |
30/30/100 |
600 |
Advanced Technical Parameters
- Insulation Level: Meticulously engineered for robust performance, the insulation levels offered are 12/42/75kV, with an additional option of 24/65/125kV, ensuring optimal safety and reliability.
- Optimized Power Factor: Expertly designed to achieve an optimized power factor of cosΦ=0.8 (lag), providing efficient energy utilization and seamless operational efficiency.
- Rated Frequency Choices: Available in two standard options, 50Hz or 60Hz, to suit varied electrical grid specifications and ensure compatibility across diverse systems.
- Total Weight: With a streamlined design, the transformer weighs a precise 46kg, facilitating easy handling and installation without compromising on performance.
Ideal Normal Environmental Usage Conditions
- Maximum Altitude: Engineered for optimal performance up to a maximum altitude of 1000m, ensuring reliability even in elevated terrains.
- Ambient Temperature Range: Designed to function efficiently within a broad ambient temperature scope of -5ºC to +40ºC, accommodating a range of climate conditions.
- Air Relative Humidity: Suitable for environments where air relative humidity is ≤ 85%, ensuring durability and consistent performance.
- Air Relative Site: Specifically tailored for indoor use, guaranteeing protection and longevity in controlled environments.
Outline and Installation Dimensions
Below are the precise installation and external dimension drawings of the product. Custom sizes and dimensions can be tailored based on customer requirements. Our design flexibility ensures that we meet unique client specifications, providing bespoke solutions tailored to your precise needs.
Denggao Electric Co., Ltd. has triumphantly broadened its reach across a multitude of international markets. We have achieved extraordinary success and established a significant presence in regions including Ghana, Gambia, Ethiopia, the Philippines, South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, and many more flourishing areas. The unmatched quality and exceptional performance of our 35kV Protective Current Transformer with Casting Resin Insulation Type have earned us widespread recognition and praise from our esteemed customers. Through unwavering dedication and commitment, we have proudly sustained a pristine track record with absolutely zero complaints over the years.
Our dedicated team is committed to excelling in the creation of the most cost-effective power solutions tailored to our clients' needs. We have played a crucial role in meticulously designing their substation and distribution strategies and have successfully participated in international bidding processes. Our extensive expertise guarantees that we consistently meet and exceed customer product requirements, delivering excellence at every stage.
Our products are proudly supported by an impressive array of prestigious certifications, such as ISO and Kema. Furthermore, we maintain an extensive archive of meticulous type test reports, which stands as a testament to our unwavering commitment to the highest standards of quality and reliability. These comprehensive test reports meticulously document each phase of our product evaluations, ensuring that every High Voltage Instrument Transformer with 42kv Insulation and 5A Output not only meets but exceeds industry expectations. Trust in Denggao Electric Co., Ltd.'s dedication to excellence and rest assured that our certified and thoroughly tested products are crafted to perform flawlessly in even the most challenging environments.
Our dedicated packaging team excels in crafting bespoke wooden boxes with custom logos, vivid colors, and meticulously detailed labels, all meticulously designed to meet your specific needs. We guarantee each product is packaged with the utmost care, ensuring impeccable delivery and swift, accurate shipping directly to your desired destination.
Other Instrument Transformer
We also offer an impressive selection of additional instrument transformers, meticulously curated to provide our esteemed customers with a diverse array of options that perfectly align with all their unique needs and precise requirements. Our range ensures unmatched performance and reliability, establishing Denggao Electric Co., Ltd. as your trusted partner in delivering high-accuracy electrical solutions.

1.Q:Can you print my logo&design?
A:Yes we can print your logo , please send us your logo picture&artwork ,and have all texts outlined .Also please let us know printing size,color,method and position of the logo.
2.Q:Are you a factory or a trader?
A:We are a factory with over 20 years of production experience, supporting both OEM and ODM modes for customized production for customers.
3.Q:What is the minimum order quantity for your company?
A:Our company's minimum order quantity is greater than or equal to 1 unit.
4.Q:How can I get to your company?
A:Our company's address is No. 268 Weiqi Road, Leqing Economic Development Zone, Leqing City, Wenzhou City, Zhejiang Province.You can take a plane to Wenzhou Longwan International Airport or take the high-speed rail to Yueqing Station.
5.Q:How many ways of shipping ?
A:By sea(cheapest ,but slow); by express(DHL,FedEx,UPS...) ; by air
6.Q:What's the sample time and production time ?
A:Sample(in stock):10-15 days Production time :30-50 days .
7.Q:How to get a sample ?
A:Some samples can be provided for free. If you can confirm that there will be a large order to purchase from our company, then you only need to pay for the shipping fee; Customized samples, please contact us for sample fees.