Experience the pinnacle of precision and dependability with the DGG Single Phase Epoxy Resin Casting Type Instrument Current Transformer. This cutting-edge device is your ideal partner for attaining unmatched accuracy in current measurement. Crafted with the latest in epoxy resin molding technology, it ensures superb performance, heightened safety, and enduring durability. Be it for industrial, commercial, or residential use, this transformer emerges as the quintessential choice, fulfilling all your current measurement requirements with exceptional distinction.
We are a professional manufacturer dedicated to delivering superior electrical solutions that exceed expectations. Our expertise shines in the realm of: Flawlessly crafted current transformers, ensuring precise and reliable current measurement you can trust,Dropout fuse cutouts designed for exceptional protection and peak performance, alongside voltage transformers that deliver unparalleled precision and safety,Cutting-edge Vacuum Circuit Breakers and Reclosers, innovative Isolation switches, resilient Lightning Arresters, adaptable High and Low Voltage Cabinets, sophisticated Metering Devices, and efficient Power Distribution Transformers,and a wide range of superior quality offerings.
We provide bespoke production services tailored exactly to customer specifications, guaranteeing that each product is backed by thorough testing reports and certifications. Our instrument transformers undergo stringent professional testing, ensuring outstanding quality and reliability, meeting the highest standards before leaving our facility.
Introducing a revolutionary innovation from Denggao Electric Co., Ltd.: the unparalleled 35kV 1A Single Phase Transformer designed for Highly Accurate Current Measurement. This masterfully engineered product is a testament to cutting-edge design and technology, utilizing epoxy-resin vacuum casting and a fully enclosed post structure to deliver exceptional performance and longevity. It stands as a pillar of precision in power systems, operating flawlessly at a rated frequency of 50Hz or 60Hz, and supporting a rated voltage of up to 10kV. As a vital asset for electric energy metering, it offers precise current measurements partnered with robust relay protection. Its adaptability shines through in its ability to combine classes without compromise, encompassing 0.2S, 0.2, 0.5, and 10P, thereby ensuring it meets diverse application demands with unmatched accuracy and dependability.
This remarkable product is crafted to not only meet but exceed the most stringent standards, as defined in GB20840.1-2010, which thoroughly details the General requirements of Instrument transformers-Part 1, and it also strictly complies with GB 20840.2-2014, which covers the Additional requirements for current transformers in Instrument transformers-Part 2. This steadfast adherence ensures both quality and safety are prioritized at every level, along with JJG 313-2010, which sets forth precise guidelines for Instrument Current Transformers. This underscores our relentless pursuit of excellence and precision in every aspect of our enterprise.
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 |
Technical Parameters
- Insulation level: Experience the pinnacle of safety and assurance with our Advanced Instrument Transformer. It delivers superior protection with a meticulously graded insulation level of 12/42/75kV, ensuring unmatched reliability even in the most demanding high voltage applications.
- Power factor: Embrace the promise of efficiency and performance with a power factor of cosΦ=0.8 (lag). This design guarantees optimal energy usage and significantly reduces energy losses, ultimately enhancing the overall performance of your electrical systems.
- Rated secondary current: Tailor your experience with our precision-engineered options of 5A or 1A rated secondary current. These options ensure that you achieve the most accurate and optimal performance, perfectly aligning with your system's unique requirements.
- Rated frequency: Discover unparalleled flexibility with our transformer, crafted for seamless and efficient operation at both 50Hz and 60Hz. This feature ensures broad compatibility across various electrical systems, offering you ultimate convenience and adaptability.
- Weight: Simplify your operations with our lightweight design, weighing only 27kg. This ease of handling translates to straightforward installation and maintenance, making it an ideal choice for hassle-free usage.
Normal Environmental Usage
- Altitude: Our transformer is expertly engineered to deliver consistent and reliable performance at altitudes up to 1000m, ensuring that you experience optimal functionality regardless of environmental challenges.
- Ambient temperature: Crafted for versatility, this transformer operates efficiently within a wide ambient temperature range of -25ºC to +40ºC, ensuring dependable performance across diverse environmental conditions.
- Air Relative Humidity: Designed for durability, our transformer maintains flawless functionality at humidity levels of 85% or below. This design choice ensures long-lasting performance and reliability over time.
- Air relative site: Perfectly suited for indoor environments, our transformer ensures stable performance, providing robust protection against the challenges posed by adverse weather conditions.
Outline and Installation Dimension
Discover our comprehensive installation and external dimension offerings. We provide customizable design services to tailor solutions that meet your unique specifications and size requirements, ensuring our products fit seamlessly into your operations and exceed your expectations.
Our company's illustrious products have reached the farthest corners of the globe, with a significant presence in dynamic and diverse nations such as Ghana, Gambia, Ethiopia, Philippines, South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, and more magnificent regions that embrace innovation and progress. The exceptional quality and stellar performance of our products have consistently earned commendations from our customers, achieving an unparalleled record of zero complaints over the years, which speaks volumes about our commitment to excellence and customer satisfaction.
Our expert team crafts the most cost-effective power solutions tailored for our clients, actively engaging in the design of their substation and distribution strategies as well as pursuing overseas bids. With a deep understanding of industry needs, we have adeptly resolved our clients' product requirements, ensuring seamless satisfaction and operational efficiency.
At Denggao Electric Co., Ltd., we take immense pride in our commitment to excellence, which is vividly reflected in the outstanding collection of certifications and test reports that come with each of our products. Our trailblazing 35kV 1A Single Phase Transformer for Reliable Current Measurement stands out, being accredited with the esteemed ISO standards and the illustrious Kema certification. Enhanced by a comprehensive collection of type test reports, these accolades are a testament to our unwavering pursuit of quality and superior performance. This dedication guarantees that our products consistently deliver unparalleled reliability and precision, meticulously crafted to meet your demanding requirements and rigorous standards, thereby strengthening your confidence in our esteemed brand.
At Denggao Electric Co., Ltd., we bring an exceptional level of expertise and craftsmanship to our packaging solutions. Our dedicated team excels in crafting customized wooden boxes adorned with bespoke logos and vibrant colors, carefully tailored to meet your exacting requirements. Each 35kV 5A Instrument Transformer for High Voltage Reliable Measurement is packaged with meticulous attention to detail, ensuring safe transit and timely delivery. This unwavering focus on precision and promptness highlights our steadfast commitment to delivering outstanding quality and exceeding customer expectations at every step.
Other Instrument Transformer
In addition to our acclaimed 35kV 1A Single Phase Transformer for Reliable Current Measurement, Denggao Electric Co., Ltd. proudly unveils an expansive portfolio of superior instrument transformers. These outstanding alternatives are designed to exceed the unique expectations and needs of our esteemed customers. Explore our diverse array to find the ideal solution, meticulously engineered to fulfill your specific demands with unparalleled precision and excellence.

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