Introducing the DGG Single Phase Epoxy Resin Casting Type Instrument Current Transformer-a masterpiece from Denggao Electric Co., Ltd. Engineered with precision, this innovative transformer boasts an unparalleled design, offering exceptional performance and reliability. It features a robust structure, thanks to the advanced epoxy resin casting, ensuring durability and long-lasting service life. Perfect for varied applications, this transformer is tailored to meet the highest standards of safety and efficiency, making it a vital component for your electrical systems. Choose quality and dependability with DGG's premium transformer solutions.
We are a professional manufacturer specializing in expertly crafted Current Transformers, precision-engineered Dropout Fuse Cutouts,high-performance Voltage Transformers, state-of-the-art Vacuum Circuit Breakers/Reclosers, reliable Isolation Switches, durable Lightning Arresters, versatile High and Low Voltage Cabinets, advanced Metering Devices, and robust Power Distribution Transformers and more.
Our production is highly flexible, offering customization based on customer-provided drawings. Each product is accompanied by rigorous testing reports and has been certified. We guarantee that all instrument transformers undergo comprehensive testing to ensure they meet our stringent quality standards before they leave our facility.
Introducing our Protective Current Transformer, crafted with precision using cutting-edge epoxy-resin vacuum casting technology. Its robust, fully enclosed post structure ensures exceptional reliability and performance. Perfectly suited for power systems with a rated frequency of 50Hz or 60Hz and a rated voltage up to and including 10kV, this versatile transformer excels in electric energy metering, current measurement, and relay protection. It offers flexibility through an arbitrary combination of classes. Available in precision classes 0.2S, 0.2, 0.5, and 10P for diverse application needs.
It adheres to the highest industry standards such as GB20840.1-2010, which outlines the Instrument Transformers-Part 1: General requirements, as well as GB 20840.2-2014, covering Instrument Transformers- Part 2: Additional requirements for current transformers, complemented by the JJG 313-2010 standard, ensuring full compliance for Instrument Current Transformers.
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/0.5/10P10 0.2S/10P10 |
10 10/10 10/10/15 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 |
1000-1500 |
72 |
144 |
Technical Parameters
- Insulation level: 12/42/75kV
- Power factor: cosΦ=0.8 (lag)
- Rated secondary current: Choose between 5A or 1A for versatile applications.
- Rated frequency: Operates efficiently at both 50Hz and 60Hz, catering to various needs.
- Weight: A manageable 21kg, ensuring ease of installation and transport.
Normal Environmental Usage
- Altitude: Optimized for locations where altitude does not exceed 1000m for optimal performance.
- Ambient temperature: Designed to function smoothly between -5ºC and +40ºC.
- Air Relative Humidity: Effective in environments with relative humidity at or below 85%.
- Air relative site: Suitable for indoor installations, ensuring safety and reliability.
Outline and Installation Dimension
The following are the specific installation and external dimension drawings of the product. We offer customized designs tailored to meet the unique size requirements of our customers, ensuring perfect integration into any system.
Denggao Electric Co., Ltd.'s innovative and high-quality products have carved a niche in the international market, with exports reaching diverse regions across the globe. Our primary export destinations include prominent nations such as Ghana, Gambia, Ethiopia, the Philippines, South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, and many more. The outstanding quality and unparalleled performance of our Protective Current Transformer with 5A Rated Secondary Current have garnered universal acclaim from our global clientele. Remarkably, we have maintained a flawless record with zero complaints over the years, a testament to our commitment to excellence.
Our expert team is dedicated to crafting the most economically efficient power solutions tailored to our clients' needs. We have a proven track record of successful involvement in the design and implementation of substation and distribution plans, as well as navigating the complexities of international bidding processes. We pride ourselves on delivering solutions that precisely meet and exceed our customers' specifications and expectations.
Our suite of prestigious certifications includes ISO and Kema, alongside an extensive array of diverse type test reports, showcasing our commitment to quality and reliability.
Our dedicated packaging team specializes in creating bespoke solutions to meet your specific requirements. Whether it's customizing wooden boxes, designing logos, selecting colors, or creating unique labels, we ensure that your products are packaged to perfection. With meticulous attention to detail, we guarantee that your items are securely and accurately shipped to their destination, reflecting the high standards of Denggao Electric Co., Ltd.
Other Instrument Transformer
In addition to our renowned Protective Current Transformer with a 5A Rated Secondary Current, we proudly offer a diverse range of other types of high-quality instrument transformers. Customers are invited to explore our extensive selection, ensuring they find the ideal solution tailored to their specific needs. Our commitment to excellence guarantees that each product upholds the highest standards of performance and reliability.
![Protective Potential Instrument Current/Voltage Transformer with 5A Rated Secondary Current](//www.micstatic.com/athena/img/transparent.png)
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