The variable cross-section fuse element made from pure silver sheets are sealed in the melting tube made of high-density porcelain; The fuse tube is filled with chemicallly treated high-purity quarts as arc-extinguishing medium; The two ends
of the melting body are connected to the (knife) contactor by dot welding; Both knife contactors and board contacts are available; A striker/indicator may be installed to the fuse link; When the fuse link breaks, signals are sent out in the case of an indicator, or the switch is pushed to cut the circuit in the case of a striker.
The variable cross-section fuse element made from pure silver sheets are sealed in the melting tube made of high-density porcelain; The fuse tube is filled with chemicallly treated high-purity quarts as arc-extinguishing medium; The two ends
of the melting body are connected to the (knife) contactor by dot welding; Both knife contactors and board contacts are available; A striker/indicator may be installed to the fuse link; When the fuse link breaks, signals are sent out in the case of an indicator, or the switch is pushed to cut the circuit in the case of a striker.