DGG Single Phase Epoxy Resin Casting Type Instrument Current/Voltage Transformer: Elevate your electrical measurement experience to new heights with our meticulously engineered, state-of-the-art current transformer. Designed with precision at its core, this groundbreaking transformer utilizes advanced epoxy resin casting technology to deliver outstanding performance and unwavering reliability. Experience remarkable accuracy and robust durability that ensure consistent excellence in even the most challenging industrial environments and complex power systems. This transformer is not just a tool; it is a benchmark in the world of electrical measurement, embodying the pinnacle of innovation and setting an unparalleled standard for excellence.
At Denggao Electric Co., Ltd., we are immensely proud to position ourselves as a leading and distinguished professional manufacturer. Our expertise lies in the creation of high-precision current transformers, meticulously engineered to meet the most stringent industry standards, ensuring exceptional performance and unwavering reliability.,Our product portfolio stands out due to the inclusion of highly reliable and expertly crafted dropout fuse cutouts,exceptionally robust and durable voltage transformers that offer long-lasting performance,cutting-edge, advanced vacuum circuit breakers and reclosers,state-of-the-art isolation switches, superior quality lightning arresters, high and low voltage cabinets, precision-engineered metering devices, and power distribution transformers designed with efficiency in mind. Every product exemplifies our dedication to excellence, crafted with meticulous attention to detail and unmatched quality.and an expansive selection of other top-tier solutions designed and engineered for unrivaled excellence.
Our unmatched ability to offer custom production precisely tailored to your unique requirements is unrivaled. Each product is accompanied by comprehensive testing reports and certifications, ensuring that every instrument transformer meets the highest quality standards before it leaves our state-of-the-art manufacturing facility.
Experience the pinnacle of voltage transformation with this cutting-edge instrument transformer. Harnessing the power of advanced epoxy-resin vacuum casting technology, this marvel is a testament to innovation. Its fully enclosed and sophisticated single-phase design is meticulously optimized for indoor applications. Expertly engineered to elevate performance in power systems, this transformer is primed and ready for rated frequency operation. Capable of operating seamlessly at frequencies of 50Hz or 60Hz, it is precisely engineered to accommodate a rated voltage reaching up to, and including, 35kV, providing unparalleled precision in electric energy metering and voltage measurement.This transformer stands as the quintessential choice for those seeking meticulous accuracy in electric energy metering and voltage measurement.
Adhering to the highest industry standards, this transformer aligns meticulously with the rigorous specifications established by GB 20840.1-2010, which delineates the comprehensive general requirements for instrument transformers in Part 1, and is complemented by the intricate specifications of GB 20840.3-2013, which detail the additional criteria for inductive voltage transformers. Furthermore, it surpasses the compliance benchmarks set by JJG314-2010, which govern Instrument Voltage Transformers, ensuring unmatched reliability and superior performance.
Transformer Ratio
Rated voltage ratio (kV) |
Accuracy class |
Rated output (VA) |
Limit output (VA) |
6/0.1/0.1 |
0.2/0.2 |
20/20 |
500 |
6/0.1/0.22 |
0.2/3 |
20/500 |
500 |
10/0.1/0.1 |
0.2/0.5 |
30/30 |
800 |
10/0.1/0.22 |
0.2/3 |
30/500 |
800 |
Advanced Technical Parameters
- Insulation Level: Masterfully engineered to handle insulation levels of 12/42/75kV and 7.2/30/60kV, ensuring unparalleled precision and unmatched safety in every application.
- Optimized Power Factor: Experience extraordinary efficiency with a power factor of cosΦ=0.8 (lag), delivering outstanding performance and unwavering reliability for your operations.
- Rated Frequency Choices: Effortlessly adaptable to both 50Hz and 60Hz frequencies, our product meets diverse application needs with remarkable flexibility and convenience.
- Total Weight: Exceptionally compact and robust at only 30kg, designed with expertise for easy installation and effortless portability, perfect for any setting.
Ideal Normal Environmental Usage Conditions
- Maximum Altitude: Optimized for altitudes up to 1000m, this product guarantees peak performance, reliability, and durability across various terrains and conditions.
- Ambient Temperature Range: Expertly crafted to perform optimally from a chilly -5ºC to a warm +40ºC, effortlessly accommodating diverse climate conditions with supreme efficiency.
- Air Relative Humidity: Engineered with precision to function reliably in air relative humidity conditions of up to 85%, ensuring steadfast and dependable performance throughout.
- Air Relative Site: Perfectly suited for indoor environments, this product ensures safety while delivering exceptional and reliable performance every time.
Outline and Installation Dimensions
Below are the exact installation and external dimension drawings of the product. Custom sizes and dimensions can be meticulously tailored to meet your specific requirements and preferences with precision.
Denggao Electric Co., Ltd. has triumphantly expanded its reach into a multitude of global markets, marking a significant footprint in numerous regions, showcasing unparalleled success across international boundaries. From Ghana to Gambia, Ethiopia to the Philippines, and extending to South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, and even further, our expansive and influential presence is a testament to our global impact and widespread appeal. The unparalleled quality and outstanding performance of our 35kV Protective Current Transformer, featuring Casting Resin Insulation Type, have garnered widespread acclaim and admiration from our treasured customers. Over the years, we have proudly maintained an impeccable record with zero complaints, a true reflection of our unwavering dedication to excellence and perfection.
Our dedicated team excels in crafting the most cost-effective and efficient power solutions for our esteemed clients. We have played a crucial role in designing bespoke substation and distribution plans that cater to specific needs, consistently outperforming in international bidding processes. Our expertise ensures we consistently meet and exceed customer product requirements, delivering beyond expectations with each innovative endeavor.
Our products are proudly supported by an impressive array of prestigious certifications, such as ISO and Kema. Moreover, we maintain an extensive archive of meticulous type test reports, underscoring our unwavering commitment to the highest standards of quality and reliability.
At Denggao Electric Co., Ltd., our packaging and shipping process is a testament to our commitment to quality and precision. Our highly skilled packaging team specializes in constructing exquisite, custom-made wooden boxes that are perfectly tailored to meet your specific needs. We pay meticulous attention to incorporating your personalized logos, vibrant colors, and detailed labels, transforming each package into a dazzling representation of your brand. Every product is enveloped with exceptional care to ensure it reaches you in flawless condition, while our efficient logistics system guarantees that your order is delivered to your desired location with unmatched accuracy and timeliness.
Other Instrument Transformer
At Denggao Electric Co., Ltd., we are thrilled to offer an extensive selection of additional instrument transformers, curated with the utmost care to provide our valued clients with a diverse and comprehensive array that effortlessly meets their specific needs and stringent demands. Our wide-ranging collection is synonymous with exceptional performance and long-lasting reliability, positioning Denggao Electric Co., Ltd. as your premier partner in delivering precision-engineered, high-accuracy electrical solutions. Delve into our assortment of instrument transformers, each meticulously designed to deliver outstanding functionality and unwavering dependability. With Denggao Electric Co., Ltd., you gain a reliable partner committed to helping you achieve unparalleled success in your electrical pursuits.

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.