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The highest voltage composite insulators in the word (±1100KV DC composite insulator)
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The highest voltage composite insulators in the word (±1100KV DC composite insulator)

Since 2016, CYG INSULATOR COMPANY cooperated with SGCC to develop 1100KV insulators. Since then, CYG INSULATOR COMPANY can provide composite suspension and tension insulators from 10kv to 1100KV.

CYG INSULATOR company was the supplier for the project ‘’±1100KV DC Changji –Guquan Transmission line”. 1100KV DC Changji-Guquan TL Project is the first example project  for world’s ± 1100UHVDC  power transmission, running through Xinjiang/Gansu/Ningxia/Shanxi/Henan/Anhui  around Six Provinces of China,  the covering TL distance is over 3300km.