Relay nhiet co the ap dung RHN-10/0.45~RHN-10/30
            Lap doc lap voi thanh ray DIN hoac lap bang tam panel.
            loai bao ve : qua tai thieu pha + qua tai 2P, 3P
            Reset : tu dong dieu khien tay
            Tiep diem : 1a 1b
            khoang dieu chinh : 60% ~ 100% dong dinh muc (RHN -10), 75% ~ 100% dong dien dinh muc (RHN-80,RHN-180)