QZB autotransformers are applied for three-phase squirrel-cage inductive motor of AC 50Hz with rated voltage 380V, to start the motor with reduced voltage in infrequent operation condition. It reduces the voltage through the transformer in order to lower the starting current of the motor and avoid negative impact on the power transmission network.
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Our products are not the top grade of quality in the industry, and our prices are not the lowest as well, but the performance price ratio of our products is outstanding.
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bk series electrical machine tool control transformer
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