Experience the epitome of precision and dependability with the DGG Single Phase Epoxy Resin Casting Type Instrument Current Transformer from Denggao Electric Co., Ltd. This revolutionary product is your ultimate solution for achieving exact and reliable current measurements. Meticulously crafted with cutting-edge epoxy resin molding technology, this transformer not only ensures exceptional performance but also elevates safety standards and extends durability to new heights. Trust in this outstanding transformer as the ideal choice for all your current measurement needs, delivering unmatched quality and lasting performance.
We are a professional manufacturer dedicated to delivering top-tier electrical solutions, specializing in: Current transformers that ensure accurate and reliable current measurement,Dropout fuse cutouts engineered for unmatched protection and optimal performance, voltage transformers that embody precision and safety,Vacuum Circuit Breakers and Reclosers, Isolation switches, Lightning Arresters, High and Low Voltage Cabinets, Metering Devices, and Power Distribution Transformers,and more.
We provide bespoke production services tailored to customer's unique specifications, ensuring each product is accompanied by comprehensive testing reports and certifications. Our instrument transformers undergo rigorous professional testing, ensuring superior quality and reliability before they depart our factory.
Introducing a cutting-edge solution from Denggao Electric Co., Ltd., our remarkable 35kv 1A Single Phase Transformer. Crafted meticulously for reliable current measurement, it stands as a testament to exceptional performance and innovation. Utilizing advanced epoxy-resin vacuum casting within a fully enclosed post structure, this transformer promises unparalleled durability and precision. Perfectly engineered for power systems operating at a rated frequency of 50Hz or 60Hz, it supports rated voltages up to and including 10kV. This transformer is an indispensable asset for electric energy metering, delivering precise current measurement and robust relay protection. Its versatility shines through with its capability to accommodate an arbitrary combination of classes, including 0.2S, 0.2, 0.5, and 10P, ensuring it meets the diverse application needs with unmatched precision and reliability.
This outstanding product strictly complies with the highest industry standards, as outlined in GB20840.1-2010, which details the Instrument transformers-Part 1: General requirements, and also adheres to GB 20840.2-2014, encompassing Instrument transformers- Part 2: Additional requirements for current transformers, ensuring a comprehensive approach to quality and safety, alongside JJG 313-2010, which provides guidelines for Instrument Current Transformers, underscoring our unwavering commitment to excellence and precision in every facet.
Transformer Ratio
Rated primary current (A) |
Accuracy class |
Rated output (VA) |
Rated short-time thermal current (kA/S) |
Rated Insulation level (kA) |
5 |
0.2S
0.2S/0.5
0.2S/10P10
0.2S/0.2S/10P10 |
10
10/10
10/15
10/10/15 |
0.36 |
0.9 |
10 |
0.72 |
1.8 |
15 |
1.08 |
2.7 |
20 |
1.44 |
3.6 |
25 |
1.8 |
4.5 |
30 |
2.16 |
5.4 |
40 |
2.88 |
6.3 |
50 |
3.6 |
7.2 |
60 |
4.32 |
8.1 |
75 |
5.4 |
13.5 |
80 |
5.76 |
14.4 |
100 |
7.2 |
18 |
120 |
8.64 |
21.6 |
150 |
10.8 |
27 |
200 |
14.4 |
36 |
250 |
18 |
45 |
300 |
21.6 |
54 |
400 |
28.8 |
63 |
500 |
36 |
72 |
600 |
43.2 |
108 |
800 |
57.6 |
120 |
1000-2000 |
72 |
144 |
Technical Parameters
- Insulation level: A robust 12/42/75kV, specifically engineered to meet the most demanding application requirements with unwavering reliability and excellence.
- Power factor: Optimized for cosΦ=0.8 (lag), ensuring superior performance, energy efficiency, and seamless operation.
- Rated secondary current: Customize your performance with options of 5A or 1A, guaranteeing unmatched flexibility and optimal results tailored for diverse applications.
- Rated frequency: Seamlessly adaptable to either 50Hz or 60Hz frequencies, offering unmatched versatility and compatibility across global markets.
- Weight: With its sleek, lightweight design, our product offers convenient portability at just 21kg, ideal for diverse application scenarios.
Normal Environmental Usage
- Altitude: Precisely engineered to excel at altitudes up to 1000m, ensuring consistent, reliable performance in varied environmental conditions.
- Ambient temperature: Operates at peak efficiency within a temperature range of -5ºC to +40ºC, delivering outstanding performance regardless of climate challenges.
- Air Relative Humidity: Expertly crafted to function effectively in environments with humidity levels of 85% or lower, ensuring reliable operation.
- Air relative site: Perfectly suited for indoor environments, providing dependable performance in secure and controlled settings.
Outline and Installation Dimension
Explore our meticulous installation and external dimension drawings. We offer bespoke design services to craft products that precisely align with your distinct specifications and size requirements.
At Denggao Electric Co., Ltd., we are truly honored to present our distinguished array of globally acclaimed products, celebrated across the world's most dynamic and diverse markets, prominently featuring Ghana, Gambia, Ethiopia, the Philippines, South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, alongside numerous other nations. Our products, renowned for their unmatched quality and exceptional performance, have earned unwavering accolades from our esteemed clientele, proudly maintaining an impeccable and consistent record of zero complaints throughout the years.
Our team of seasoned experts is passionately committed to providing the most economical power solutions, meticulously customized to meet the distinct requirements of each client. We actively engage in crafting their substation and distribution strategies while strategically pursuing international bids. Our proficient management of clients' product demands ensures unparalleled satisfaction and peak operational efficiency.
At Denggao Electric Co., Ltd., we are passionately devoted to defining the gold standard in electrical solutions. Our steadfast commitment to excellence shines through our extensive range of esteemed certifications and thorough test reports. Our flagship marvel, the 35kV 1A Single Phase Transformer for Reliable Current Measurement, is a proud bearer of ISO certification and Kema certification, complemented by a comprehensive suite of type test reports. These prestigious accolades illuminate our unwavering dedication to quality, ensuring products that consistently meet and surpass the highest thresholds of quality and performance. Trust our products to deliver unmatched reliability and exceptional precision, meticulously tailored to meet your every need.
At Denggao Electric Co., Ltd., our packaging and shipping services are crafted with exceptional precision to ensure the utmost safety and presentation of your products. Our dedicated packaging team is unrivaled in their expertise, specializing in the creation of custom wooden boxes that are as robust as they are aesthetically pleasing. Each box is uniquely adorned with personalized logos, vivid colors, and exact labels, all meticulously designed to cater to your exact specifications. We are steadfast in our commitment to ensuring that every product is packaged with perfection, securing its pristine condition on its journey to you. Our shipping processes are executed with the same level of precision and efficiency, emphasizing our relentless pursuit of excellence and total customer satisfaction. When you choose Denggao Electric Co., Ltd., you are assured of the flawless delivery of your Zero Sequence Current Transformer, specifically designed for 12kV Insulation Level Applications, with complete peace of mind.
Other Instrument Transformer
Beside our highly praised 35kv 1A Single Phase Transformer, renowned for its precision in reliable current measurement, Denggao Electric Co., Ltd. proudly introduces an exceptional range of other high-quality instrument transformers. Each product in this exceptional collection is crafted with meticulous attention to detail, designed to meet the unique needs and preferences of our discerning customers. Explore our comprehensive array to find the ideal solution, meticulously tailored to your specific requirements.

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