The product is used in distribution circuit and motor circuit of current 50Hz, rated operational frequency 660V under, and rated current 100-630A, also used in high-short-circuit as power switch, isolating switch and emergency switch protecting circuit. Fitted with NT(RT16)fuse. It conforms to IEC60947-3.
|Product Introduction :|
The product can be used in system with AC 50Hz and rated voltage of 10KV. Used together with other protection electric facilities (such as loading switches).it can protects electric transformers and other electric facillitles against overloading or circuit break. It is mainly used in American style box transformers as backup protection
Rated current of the
Rated circuit break Break curren
In transformer oll
Major technical characteristics
1 .When used in the required conditions,the fuse can break any problem current betwenn the
minimum break current to the rated break current 50kA
2.See Chart 3 for the fuse time -current propertycurve.
3.See Chart 2 for limit current property.