Voltage of short duration falls with short when cut off the power

From;  Author:Stand originally

To sensitive to electric energy quality equipment, virtual value of power supply voltage drops 10 % , duration exceeds 35ms, be equal at power cut, enough bring about its to stop machine, influence production, cause severe pecuniary loss.
Voltage of short duration falls the problem is objective existence inevitable, the loss that the user causes to because voltage of short duration falls,decrease, must use the device of custom-built electric power such as DVR.
Develop of cascade much n attacks is the logical choice of DVR of high-pressured high capacity.

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