Qitai County, located in the northeast of Xinjiang Uygur Autonomous Region, is a border county of Changji Prefecture in Xinjiang, China. Its climate condition is harsh, with extreme maximum temperature up to 39℃, extreme low temperature -37.3℃.

The project installation took place in October under the influence of -20℃ and the outbreak of COVID-19. Such weather conditions put forward high requirements for the protection level and performance of product.

Kehua provided with 60 sets of 3.125MW outdoor central inverter with max. efficiency 99% and IP55 protection, ensuring the power generation and stable operation in extreme cold environment. Meanwhile, the multiple protection design such as G3 grade dustproof cotton design and S-shape shutters make it perfectly achieve water-vapor separation under an annual average relative humidity of 60%.

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