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eepty said:I found the reason........because it is much cheaper than a fuse.........
In fact, most fusible resistor break very slowly. For example, it may need 30seconds to break by a current which is 35 times greater than the rated current...... so it is only good for preventing fire when, say, Live short to Neutral.....
eepty said:Why do we use fusible resistor instead of a fuse?