... . certificates.3. 27 years drive & control experience.Powtran introduction : Powtran is the source frequency inverter (AC drives) manufacturer ... Technology come from Germany, Japanese and Qinghua University.Powtran annual output is substantial, about 100000 to 120000 PCS ... assistants to show you around. (No photos!)Powtran inverter application :Powtran variable frequency inverters are widely used in ...
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