Fua Fa'atatau o Fa'amaumauga
| 1 | Enameled Copepr Wire- fua fa'aliliuga mamafa ma le umi | L/KG | L1=143M/(D*D ) |
| 2 | Uaea faatafafa- fua fa'atatau o le liua o le mamafa ma le umi | g/L | Z=(T*W-0.2146*T2)*8900*1000/1000000 |
| 3 | Vaega fa'asaga o le Uaea Fa'afa'afa | mm2 | S=T*W-0.2146*T2 |
| 4 | Litz Wire-mamafa ma le umi fua faaliliu | L/KG | L2=274 / (D*D*2*Uila) |
| 5 | Tetee o uaea faatafafa | Ω/L | R=r*L1/S |
| 6 | Fuafua 1: Tetee ole Litz Wire | Ω/L | R20=Rt ×α×103/L3 |
| 7 | Fuafua 2: Tetee ole Litz Wire | Ω/L | R2(Ω/Km)≦ r×1.03 ÷s×i×1000 |
| L1 | Umi(M) | R1 | Tete'e(Ω/m) |
| L2 | Umi(M/KG) | r | 0.00000001724Ω*㎡/m |
| L3 | Umi(KM) | R20 | Tete'e fa'aulu ile 1km ile 20°C (Ω/km) |
| M | mamafa(KG) | Rt | Tete'e ile t°C (Ω) |
| D | Diamita(mm) | αt | Temperature Coefficient |
| Z | mamafa(g/m) | R2 | Tete'e(Ω/Km) |
| T | Mafiafia(mm) | r | Tete'e o le 1 mita tasi le manoa enameled uaea apamemea |
| W | Lautele(mm) | s | No'u (pcs) |
| S | Vaega fa'alava (mm2) |