The series of fuses are mainly used in circuits of AC 50Hz, rated boltage of 1500V and rated current of 1000A, to protect the semiconductor components and the whole unit from short-circuit.
The breaking capacity of the fuses is up to 100KA.
The fuses are compliant with the IEC269-1/IEC269-4 and GB13539.1/GB13539.4.
The variable cross-section fuse element made of pure silver sheets are sealed in the melting tube made oif epoxy glass fibrewhich is hear resisitant . the fuse tube is filed with chemically-treated high-purity quarts as arc-extingushiing medium. the two ends of the melting body are connected to the knift contacts by dot welding .
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To: Crystal CaiZhejiang Mingrong Electrical Protection Co.,Ltd.