This product can be used in indoor system of 50Hz and rated voltage of 12 KV. It can break any problem current between the fuse melting current and the rated break. It has also the non-current limit fuse’s feature of small current protection, and an overall break protection can be achieved.
◆Basic parameters
|
Rated voltage (KV) |
Rated current of the fuse (A) |
Rated current of the fuse link (A) |
Rated break current KA |
|
12 |
63 |
10、16、20、25、25、31.5、40、50、63 |
50 |
◆Selecting principles
|
primary voltage of the transformer 12KV |
||
|
Transformer capacity KVA |
Fuse rated current (A) |
Fuse type |
|
＜125 |
10 |
|
|
160 |
16 |
|
|
200-250 |
20 |
|
|
315 |
25 |
|
|
400 |
31.5 |
|
|
500 |
40 |
|
|
630 |
50 |
|
|
800 |
63 |
|
◆Technique data
|
Type |
Rated voltage UN (KV) |
Rated current lN (A) |
Diameter (mm) |
Foreign reference model |
|
XRNT¨ |
12 |
10 |
76 |
FFLAJ |
|
16 |
||||
|
20 |
||||
|
31.5 |
||||
|
40 |
||||
|
50 |
||||
|
63 |
||||
|
80 |
88 |
|
||
|
100 |
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