AS/NZS 3000:2018
I1
Protective device ratings for imperial cables in alterations and repairs
The imperial cable tool reads the protective device rating Table I1 allows for an old imperial conductor, by wire count and wire diameter, installation method, insulation temperature rating and device type. The table is for alteration and repair work.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 540–541. I tirohia 26 Sept 2026.
Ngā unit: Rating A, Diameter in in
Ko ēnei ngā uara e tuhia ana e AmpSize. Kāore he kupu o te paerewa e tuhia ana. Whakamanahia ki te paerewa o nāianei.
14 rārangi
| Size | Wires | Diameter in | Method | V 75 cb | V 75 fuse | V 60 cb | V 60 fuse |
|---|---|---|---|---|---|---|---|
| 1/.044 | 1 | 0.044 | unenclosed | 13 | 10 | 10 | 8 |
| 1/.044 | 1 | 0.044 | partially-surrounded | 10 | 8 | 8 | 6 |
| 3/.029 | 3 | 0.029 | unenclosed | 16 | 12 | 13 | 10 |
| 3/.029 | 3 | 0.029 | partially-surrounded | 13 | 8 | 10 | 6 |
| 3/.036 | 3 | 0.036 | unenclosed | 20 | 16 | 16 | 10 |
| 3/.036 | 3 | 0.036 | partially-surrounded | 16 | 10 | 10 | 8 |
| 1/.064 | 1 | 0.064 | unenclosed | 20 | 16 | 16 | 12 |
| 1/.064 | 1 | 0.064 | partially-surrounded | 16 | 10 | 13 | 8 |
| 7/.029 | 7 | 0.029 | unenclosed | 32 | 20 | 25 | 16 |
| 7/.029 | 7 | 0.029 | partially-surrounded | 20 | 16 | 16 | 12 |
| 7/.036 | 7 | 0.036 | unenclosed | 40 | 25 | 32 | 20 |
| 7/.036 | 7 | 0.036 | partially-surrounded | 25 | 20 | 20 | 16 |
| 7/.044 | 7 | 0.044 | unenclosed | 50 | 32 | 40 | 25 |
| 7/.044 | 7 | 0.044 | partially-surrounded | 32 | 25 | 25 | 20 |