2.High dielectric strength.
4.Light structure,low loss.
2. Main Features:
1).All outside parts, such as terminal box and mounting plate, are made of corrosion proof materials.
2). Low partial discharge.
3). Matching different sizes switchgears.
4). Used in current measuring and protection, high accuracy.
5). Less maintenance and pollution free.
6). Easily operated and mounted.
7). High mechanical strength and high dielectric strength.
8)Types: post type CTs, contact cover enclosed CTs, wall gone-thru CTs, Bar type CTs, special application CTs, plateau type CTs, TAT CTs and CTs for residual current.
Product Specification / Models
1.Rated current ratio:5~1600A/1A or 5A
2.Rated primary voltage: 10kV
4.Insulation material: epoxy resin
5.Limited output: 10~30VA
6.Accuracy Class: 0.2S/0.2;0.5S/0.5;5P10(15/20);10P10(15/20)
7.Rated insulation level: 12/42/75kV
Application / Models
Our current transformers can be used in the following areas:
1. Power plant and power station.
2. All kinds of industrial area, such as factories, coal mine, subways and so on.
3. They also can b used in communities.
For low voltage products: 5-10 days.
For medium voltage products: 10-15 days.
For high voltage products: 20-30 days
2. Loading information:
Goods are always delivered on time. We have our own transportation department. Goods can be delivered whenever they are ready.
We promise it will be fast and correct!
3. Packing information.
Goods are packed in wooden cases, with foam inside for protection.
And we have a team who is in charge of packing, including packing design. These enable our packing reasonable, safe and reliable.
As a national Hi-New-Tech enterprise, Guangdong Sihui Instrument Transformer Works Co., Ltd. is professional in designing, manufacturing and selling instrument transformers, dry-type power transformers and insulating articles etc. Our products sell well in more than 20 provinces, cities and autonomous regions of China as well as Europe, America, Russia and Southeast Asia and the like. Plateau-type instrument transformers have been applied in Jiuquan Satellite Shoot Centre Power Supply System, which has contributed to the successful launching for Spaceship Shenzhou V, Shenzhou VI and Shenzhou VII.
"Instrument Transformer" and "Dry-type Power Transformer" with Sihu Brand have been awarded the title of "Guangdong Provincial Top Brand", and Sihu trademark has been authorized to be Guangdong Provincial Famous Trademark.
Provincial Enterprise Technology Centre and Guangdong Provincial High-Voltage and High-Capacity Sensors Engineering Technology Research and Development Centre have been established by our company and affirmed. Since 2003, we have developed new technologies and new products more than 80 and have gained decades of national patents, of which, 4 invention patents and 17 key technical products with self brand. What’s more, we have gained 28 national honors such as China Outstanding Private Science & Technology Enterprise Invention Prize and Contribution Prize etc, and 38 provincial honors such as Guangdong Provincial Self Innovation Model Enterprise etc in 2009.
Our company took the lead in passing ISO 9001/ISO 14001/OHSAS 18001 Quality, Environmental and Occupational Health and Safety Management Systems certification, Russia GOST certification, China Environmental Symbol Products and Guangdong Provincial Energy Saving Symbol Products in the same industry. Top brand strategy and self-brand export strategy have been carried out actively to be geared to international standards and to be advanced. Our technological economic index is top or advanced level in the same industry of China, which contributes to local economy.
Guangdong Sihui Instrument Transformer Works Co., Ltd. signed a joint agreement with ABB, the global top group of power and automatization on Feb 3rd, 2010, which indicates that ABB Guangdong Sihui Instrument Transformer Co., Ltd. had been established.