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photoelectricity current transformer
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photoelectricity current transformer
光电式电流互感器
通过光电信号的转换将电网中的一次高压侧的电流信号变换传递为二次低压侧的小电流信号,进而为二次计量、继电保护等自动装置提供标准化的数字电流信号,同时满足电气隔离,确保人身和电器的安全的电子式电流互感器。
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