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Intelligent low-voltage composite switch-SPD series successful listing!
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Date：2011-05-11 Clicks：2862 【字体：Large In
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SPD Series Intelligent low-voltage composite switch is an intelligent environment-friendly low-voltage capacitor switching switch, the combination of SCR and the advantages of AC contactor. Its working principle is: SCR in parallel with the relay, switching the composite switch SCR zero moment has the advantages of switching, but also in normal non-contact device connected to power during the advantages. Which make up the SCR and the contacts in the low-voltage reactive power compensation applications, their shortcomings.
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