Wind Power Equipment Box-type Transformer(Prefabricated Substation)

Product overview:

• Wind turbine substation is to send the electricity generated by the wind turbine to the grid or users, so as to complete the task of wind power generation. Friends WONE wind box products is the transformer, oil-immersed load switch and high voltage fuse is installed in the fuel tank, transformer oil as the medium of electrical insulation products and cooling medium and low voltage side configuration necessary electric protection components, products with intelligent, reliable operation, small volume, light weight and easy installation and use, etc.

• Rated AC frequency 50Hz/60HZ, input voltage 0.8kV, 0.9kV, maximum working voltage up to 40.5kV, withstand lightning strike 200KV.

• Main application: Wind power industry.

• Standards: IEC61400 series, GB/T17467, etc.

Product advantages:
Leading technology:

• Standard anti-corrosion and salt spray environment scheme, meet the strict environmental requirements of the site.

• Can be composed of vacuum circuit breaker and sulfur hexafluoride ring network cabinet or all sulfur hexafluoride ring network cabinet.

• Prefabricated, electrified and touchable silicone rubber cable end ensures personal safety.

• Can be equipped with multiple SF6 load switches, flexible and diverse wiring modes, branch outlet up to eight circuits.

• Compact design, optional lightning arrester, short circuit fault indicator. Current limiting fuse.

• The relative pressure of SF6 in the air pack should not exceed 1.4bar. Air leakage is not more than 1%/ year, 30 years maintenance free.

• Box type opening and closing should have perfect five anti-interlocking function to ensure personal safety .

Enclosure:

• The whole use of 1.5-2mm double layer stainless steel box, service life can reach more than 30 years.

• Laser CNC equipment cutting, drilling, bending, ensure processing accuracy.

• External electrostatic epoxy powder coating, 30 years of paint.

• Box surface has good anti-theft, box has IP3X protection, etc.

Processing and assembly:

• Dust-free workshop to ensure insulation.

• Assembly workers must be trained for at least 6 months.

• Automatic terminal crimping machine for secondary wiring to ensure reliable wiring.

• Bolt reinforcement using power tools to ensure proper torque.

• The copper busbar is CNC cutting, punching and bending to ensure accuracy.

• All kinds of experimental tests before delivery, to ensure the normal operation of equipment.
  

Product parameters:

• Capacity: 2500kVA American box.

• Rated voltage: 10kV, 11kV, 13.8kV, 20kV, 33kV, 35kV.

• Maximum operating voltage (kV) 38.5kV.

Conditions of use:

• The temperature:
  Maximum daily temperature (℃) : 40; Minimum daily temperature (℃) : -25; Maximum daily temperature difference (K) : 25; Average temperature of the hottest month (℃) : 30; Maximum annual average temperature (℃) : 20; Average daily relative humidity (≤%) : 95; Average monthly relative humidity (≤%) : 90

•  Altitude (≤m) : 1000.

•  solar radiation intensity (W/cm2) : 0.1.

• Maximum ice thickness (mm) : 10.

• 10m high from the ground, maintain 10min average maximum wind speed (m/s) : 35.

• Ground horizontal acceleration (M/S2) : 2.

• Installation place: outdoor; 8. Pollution grade: ⅲ.

Ordering instructions:

The customer shall provide the following information:

• Main loop scheme diagram, secondary loop system diagram and auxiliary circuit control mode.

• Equipment layout and distribution room layout.

• Brand and model of main electrical components of the equipment.

• Incoming and outgoing lines.

• Other special requirements can be negotiated with WONE you Electric.