DGG Single Phase Epoxy Resin Casting Type Instrument Current Transformer - Experience precision and unparalleled performance with our cutting-edge transformer, meticulously crafted for superior accuracy and reliability. Engineered with an advanced epoxy resin casting design, this instrument current transformer ensures exceptional durability and safety, making it an essential component for any high-performance electrical system. Elevate your energy management capabilities with the trusted name in electrical innovation, Denggao Electric Co., Ltd.
We are a professional manufacturer of Current transformers,Dropout fuse cutouts,Voltage transformers, Vacuum Circuit Breakers/Reclosers, Isolation switches, Lightning Arresters, High and Low Voltage Cabinets, Metering Devices, Power Distribution Transformers, and more.
We offer tailored production solutions based on client drawings, ensuring each product is delivered with comprehensive testing reports and certifications. Our instrument transformers have professional testing documentation, and each item passes stringent quality checks before leaving our facility.
Introducing an exceptional innovation in electrical measurement - our 35kV Electrical Current Transformer, designed with advanced epoxy-resin vacuum casting and a robust, fully enclosed post structure. This sophisticated transformer is expertly crafted for seamless integration into power systems with a rated frequency of either 50Hz or 60Hz and supports a rated voltage of up to 10kV. It's perfect for diverse applications such as precise electric energy metering, accurate current measurement, and reliable relay protection. Our transformer offers versatile functionality with its ability to combine various classes to suit your specific needs. 0.2S, 0.2, 0.5, and 10P.
Our transformer is meticulously engineered to adhere to stringent standards, ensuring unparalleled performance and safety. GB20840.1-2010 Instrument Transformers-Part 1: General Requirements, GB 20840.2-2014 Instrument Transformers-Part 2: Additional Requirements for Current Transformers, and JJG 313-2010 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 |
10 |
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 |
90 |
Technical Parameters
- Insulation Level: With outstanding performance, this transformer boasts an insulation level of 12/42/75kV, ensuring durability and safety in demanding environments.
- Power Factor: The transformer operates with a power factor of cosΦ=0.8(lag), optimizing energy efficiency and performance.
- Rated Secondary Current: Designed for flexibility, the transformer offers rated secondary current options of either 5A or 1A, catering to diverse application needs.
- Rated Frequency: Compatible with global standards, this transformer functions at both 50Hz and 60Hz rated frequencies.
- Weight: Compact and manageable, the transformer has a weight of 13kg, facilitating easy installation and transportation.
Normal Environmental Usage
- Altitude: Performance is optimal at altitudes not exceeding 1000m, ensuring reliability in a variety of geographic locations.
- Ambient Temperature: Designed to endure diverse climates, the transformer operates efficiently within ambient temperatures ranging from -5ºC to +40ºC.
- Air Relative Humidity: Suitable for various environments, the transformer functions effectively with air relative humidity less than or equal to 85%.
- Air Relative Site: Indoor
Outline and Installation Dimension
The following are the specific installation and external dimension drawings of the product. We can design products of different sizes and dimensions according to the requirements provided by the customer.
Our company's exceptional range of products has earned its place in the global market, finding homes in a multitude of countries including Ghana, Gambia, Ethiopia, Philippines, South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, among others. The extraordinary quality and unrivaled performance of our products have garnered widespread acclaim from our customers, maintaining a spotless record of zero complaints over many years.
Our proficient team is committed to crafting the most cost-efficient and effective power solutions tailored for our clients. We have lent our expertise to the design of substation and distribution plans, as well as competitive overseas bidding, successfully fulfilling all customer product requirements with precision.
Our extensive collection of certifications speaks volumes about our commitment to quality and safety. We proudly hold ISO certification, Kema certification, among other comprehensive test reports, ensuring that our 35kv Electrical Current Transformer with High Insulation Properties stands out for its superior performance and reliability.
Our dedicated packaging team is poised to exceed your expectations with bespoke services tailored precisely to your needs. We expertly customize wooden boxes, logos, colors, and labels to ensure that your products are not only perfectly packaged but also shipped with utmost accuracy and precision, reflecting the superior quality of Denggao Electric Co., Ltd.
Other Instrument Transformer
Discover our extensive range of instrument transformers, designed to cater to a spectrum of needs and preferences. Our collection offers diverse options, ensuring that customers can find the perfect fit for their 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