MA306A-33繼電(dian)(dian)(dian)(dian)器主要(yao)用于交流(liu)行50或60Hz、額(e)定(ding)(ding)電(dian)(dian)(dian)(dian)壓(ya)380V及以(yi)下，直流(liu)額(e)定(ding)(ding)電(dian)(dian)(dian)(dian)壓(ya)220V及下的控制電(dian)(dian)(dian)(dian)路(lu)中，作為信號傳遞，放大和聯(lian)鎖(suo)用. 繼電(dian)(dian)(dian)(dian)器的額(e)定(ding)(ding)絕緣(yuan)電(dian)(dian)(dian)(dian)壓(ya)Ui為500V
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