Neutral grounding resistor,Switchgear and Auxiliary Equipment,Power factor correction,Transformer and Auxiliary Equipment,Electrical fire safety equipment
Application : applicable for the power receive, distribution and control of lighting and distribution equipments. Etc,
Application: Reted insulation voltage: 660V
Rated frequency: 50Hz
Rated voltage: 380VRates cuurenty:3150A
Auxiliary circuit working voltage : AC: 100V, 220V, 380V
DC: 110V. 220V.
Ambient air temperature :-5 -40℃ ,
The daily average temperature ≤35℃ within 24 hours(-25 -+45℃available as customized products)
Relative humidity: ≤50% when ambient temperature reaches 40℃;
(high relative humidity is available at lower temperature,
for example, the relative humidity is 90% at temperature 20℃).
Inclination between equipment and vertical surface is less than 5 degree
Installation site should be free from corrosion, violent vibration and shock.
User can not meet the above requirement, please contact us.
Please specify the following information when ordering
1. The full model ,including main circuit plan and auxiliary circuit plan.
2. The diagram of main circuit system allocation
3. Inner allocation diagram of the switchgear
4. Electric diagram of auxiliary contact
5. Name, model, specification and list of adopted components
6. Customized products are available.
Baoding Mingrui Optoelectronics Technology Co., Ltd is a new high-tech enterprise specializing in the development, production, sales of power system automation equipment. Our company maintains close relationship with Peking University and North China Electric Power University, forming a strong high-tech talent system and owning a group of senior technical engineers and excellent management staffs possessing many years practical experience in this field. What's more, our company actively engages in new products development and technology development of electric power automation product according to power technology development trend both at home and abroad.
Our company upholds the principles of practice making perfect, continuous innovation and striving for perfection to contribute to the development of electric power industry