Product Specifications
Product Description
The products of this series feature low loss, low noise, low local discharge, low temperature rise, the core-suspension free performance and no leakage.
Functional characteristics
Rated Capacity (kVA): 50~63000 kVA
Vecor Group: Dyn11, Yyn0, yd11, Ynd11(Or as customer requirement)
Impedance Voltage (%): 6%, 7%, 8%, 10%(Or as customer requirement)
Rated voltage: H. V.: 66, 38.5, 33, 20 KV (Or as customer requirement)
L. V.: 11, 10.5, 6.3, 0.4 KV (Or as customer requirement)
Tapping range: +/- 5% or +/- 2 * 2.5% (Or as customer requirement)
Frequency: 50Hz
Number of phases: 3
Cooling method: ONAN or ONFN
Temperature rise limits: Winding ≤ 65K
Top oil ≤ 60K
Standards: GB1094 Power transformer
GB/T6451 Technical data & requirement of three-phase oil immersed power transformer
IEC60076 Power transformer
Service conditions
The height above the sea level is below 1000m;
Ambient temperature:
Highest air temperature +40 degree;
Highest daily average air temperature+30 degree;
Highest annual average air temperature +20 degree
Lowest outdoor air temperature -25 degree;
Since its founding in 1986, Huguang Group has been among leading manufacturers of high and low voltage electric products in Liushi, which is known as China's Electric Capital. With 15 shareholding enterprises and more than 300 cooperative enterprises, the company has total assets over RMB 500 million and annual sales more than RMB 1.1 billion.
Huguang is specialized in manufacturing of power transmission and distribution appliances, including power transformer, reactor, insulator, vacuum breaker, circuit breaker, voltage stabilizer, terminal, cable and electric hand tool, etc. Among them, power transformer and reactor series have been recommended to the market of E. E. C. As an ISO9001: 2000 quality system approved company, Huguang is known for its high quality products. All of the products comply with IEC Standard and other international standards.
Through years of its development, Huguang has expanded its business into more than 40 countries. The company attaches great importance to quality guarantee and customer satisfaction. Attributed to our reliable quality and perfect service, the company has won outstanding reputation from our clients all over the world. Huguang will continue to play an active role in the electric industry and to explore new opportunities of business with people all over the world on the principle of equality and mutual benefit.
