Ana amfani da samfurin don kare nauyi da ɗan gajeren da'ira a cikin da'irar haske kuma samfuran sun yi daidai da ka'idodin GB10963 da BS3871.
| Rated currentlAl | Yawan sanda | Ƙarfin wutar lantarki | Karya iya aiki |
| 6.10.15.20.30.40.50.60 | 1 | 120-240 | 3000 5000 |
| 15.20.30.40 | 2 | 240-415 120-240 | 3000 5000 |
| 50.60 | 3 | 240-415 240-415 | 3000 3000 |