Discover the exceptional DGG Single Phase Epoxy Resin Casting Type Instrument Current Transformer, meticulously engineered to offer precision and reliability that redefine excellence in electrical measurement tasks. With its cutting-edge design, it ensures unparalleled performance, making it the ultimate choice for professionals seeking accuracy and dependability in their measurements.
We proudly stand as a leading professional manufacturer of top-tier electrical components, encompassing a wide array of products including: Current Transformers: Meticulously precision-engineered to guarantee superior performance and enhanced measurement accuracy,Dropout Fuse Cutouts: Expertly designed to prioritize reliability and ensure utmost safety,and trailblazing innovation,Voltage Transformers: Unwavering in delivering unparalleled accuracy and steadfast dependability,Vacuum Circuit Breakers/Reclosers, Isolation Switches, Lightning Arresters, High and Low Voltage Cabinets, Metering Devices, and Power Distribution Transformers, each exemplifying excellence in design and functionality.Our expansive product lineup epitomizes our commitment to quality and innovation.
We offer bespoke production services meticulously tailored to meet customer specifications. Every product is accompanied by comprehensive testing reports and certificates, underscoring our dedication to quality assurance. Our instrument transformers undergo rigorous, stringent testing to ensure they adhere to the highest standards of excellence before they embark on their journey to you.
Introducing the Voltage Transformer 5A with Enhanced Measurement Accuracy Features from Denggao Electric Co., Ltd. This cutting-edge transformer is artfully engineered with precision and innovation at its core, utilizing advanced epoxy-resin vacuum casting technology. It boasts a fully enclosed post structure, making it the perfect companion for robust power systems operating at a frequency of 50Hz or 60Hz and accommodating a voltage up to 10kV. Specifically designed to deliver exceptional precision in electric energy metering, this transformer ensures unparalleled accuracy in current measurement and steadfast reliability in relay protection. Its superior versatility allows for configurations in any combination of classes, making it a quintessential component for a wide range of applications. 0.2, 0.5, and 3P. These class options guarantee flexibility and precision tailored to meet diverse operational needs.
Manufactured with the utmost attention to detail, this transformer strictly adheres to the most rigorous industry standards, ensuring outstanding performance and top-tier quality. GB20840.1-2010 Instrument transformers-Part 1: General requirements, GB 20840.2-2014 Instrument transformers-Part 2: Additional requirements for current transformers, ensuring comprehensive compliance with all necessary technical specifications. JJG 313-2010 Instrument Current Transformers, marking the benchmark for reliability and excellence in measurement.
Transformer Ratio
Rated voltage ratio (kV) |
Accuracy class |
Rated output (VA) |
Limit output (VA) |
35/√3/0.1/√3/0.1/√3/0.1/3 |
0.2/0.5/3P |
15/15/100 |
300 |
Technical Parameters
- Insulation Level: 40.5/95/200kV - Experience unmatched performance across diverse environments with this meticulously engineered insulation structure that ensures exceptional reliability and safety.
- Power Factor: cosΦ=0.8 (lag) - Designed with precision to boost efficiency, this feature offers unmatched performance and adaptability for an extensive range of applications.
- Rated Secondary Current: 5A or 1A - Providing adaptability and precision, this transformer is ideal for both standard and high-current needs, ensuring versatile and accurate measurements.
- Rated Frequency: 50Hz or 60Hz - Expertly crafted to align with both domestic and international standards, ensuring smooth and seamless operation across various global regions.
- Weight: 59kg - With a compact, lightweight design, this product simplifies installation and handling while maintaining robust durability and strength.
Normal Environmental Usage
- Altitude: Should not exceed 1000m - Engineered for excellence at standard elevations, this design ensures unwavering reliability and extended longevity.
- Ambient Temperature: -5ºC~+40ºC - Performs efficiently across a broad temperature spectrum, consistently delivering superior functionality in varying climates.
- Air Relative Humidity: Less than or equal to 85% - Skillfully designed to operate effectively in humid environments, guaranteeing consistent and reliable performance.
- Air Relative Site: Indoor - Perfectly suited for indoor settings, it promises dependable and secure operation within controlled environments.
Outline and Installation Dimension
The following are the specific installation and external dimension drawings of the product. We offer bespoke design services catering to diverse size and dimension requirements provided by our customers. This customization ensures that each transformer is tailor-made to meet your exact specifications, seamlessly integrating into your existing infrastructure to enhance operational efficiency and flexibility.
Denggao Electric Co., Ltd. is proud to have its cutting-edge products exported to a multitude of countries around the globe. Our reach extends primarily to nations including Ghana, Gambia, Ethiopia, Philippines, South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, and many more. The superior quality and extraordinary performance of our offerings have garnered widespread acclaim from our esteemed customers worldwide. Impressively, Denggao Electric Co., Ltd. has upheld an impeccable reputation, achieving zero complaints over the years.
Our forward-thinking team is dedicated to developing the most cost-effective and efficient power solutions, perfectly tailored to the unique requirements of our clients. We have been instrumental in crafting sophisticated substation and distribution strategies, while also actively engaging in international bidding processes. Our profound expertise consistently delivers successful solutions that not only meet but often exceed our clients' expectations.
At Denggao Electric Co., Ltd., we are delighted to unveil a meticulously curated selection of test reports that vividly illustrates our steadfast dedication to quality and unparalleled excellence. Our esteemed ISO certification, complemented by the distinguished Kema certification, serves as a testament to the unwavering reliability and outstanding performance of our products. Moreover, our vast and varied spectrum of type test reports embodies our relentless pursuit of upholding the pinnacle of industry standards.
Our dedicated packaging team excels in customizing wooden boxes, logos, colors, and labels tailored to meet the unique specifications of our esteemed customers. We ensure that every product is perfectly packaged to not only protect but also enhance its presentation, guaranteeing secure and precise shipping to its destination.
Other Instrument Transformer
Explore an extensive range of instrument transformers meticulously tailored to meet a spectrum of diverse needs. Our offerings provide customers with a multitude of options, ensuring they find the perfect fit that aligns seamlessly with their specific requirements and operational demands.

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.
Order Notice
1. Please specify the model and current e.g. LZZBJ9-10A3G 100/5
2. Please specify the accuracy class and rated output; e.g. 0.2S 10VA
3. Please contact us if there is any specific requirement.
4. Please specify the order quantity and delivery time