Power transformer is a static electrical equipment, is used to a certain value of the AC voltage (current) becomes the same frequency as the other one or more different voltage values (current) device.
2013年8月20日星期二
Electronic Energy Meter Category
Electronic energy meter by the user power supply voltage and current real-time sampling, the digital power meter is developed on the basis of, the use of a dedicated power meter IC, the sampling circuit breakers and current signals to be processed and converted into electrical energy by Circuit breaker proportional to the pulse output, electric transformer the counter or digital display. Electronic energy meter according to their works can be divided into analog multiplier-type electronic energy meter and digital multiplier-type electronic energy meter types.
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