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This product can be used in indoor system of 50Hz and rated voltage 12kv.It can break any problem current between the fuse melting current and the rated break,it has also the non-current limit fuse of small current protection.an overall break protection can be achieved.
| Type | Rated Voltage(KV) | Rated current(A) | ØA(mm) | Rated bredk current (KA) | Foreign Type |
| XRNT□ | 12 | 10 | 76 | 50 | FFLAJ |
| 16 | |||||
| 20 | |||||
| 31.5 | |||||
| 40 | |||||
| 50 | |||||
| 63 | |||||
| 80 | 88 | ||||
| 100 |
◆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 | |
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