3
| 絕緣銅導(dǎo)體25度時計算載流量A“銅線升級算” | ||||||
| 截面mm2 | 倍數(shù) | 計算載流量 | 導(dǎo)體穿管 | 計算載流量 | 溫度大于25度時 | 計算載流量 |
| 1.5 | 5 | A=5*2.5 | 穿管打八折即乘0.8 | A=5*2.5*0.8 | 計算時打九折即乘0.9 | A=5*2.5*0.8*0.9 |
| 2.5 | A=5*4 | A=5*4*0.8 | A=5*4*0.8*0.9 | |||
| 4 | A=5*6 | A=5*6*0.8 | A=5*6*0.8*0.9 | |||
| 6 | A=5*10 | A=5*10*0.8 | A=5*10*0.8*0.9 | |||
| 10 | A=5*16 | A=5*16*0.8 | A=5*16*0.8*0.9 | |||
| 16 | 4 | A=4*25 | A=4*25*0.8 | A=4*25*0.8*0.9 | ||
| 25 | A=4*35 | A=4*35*0.8 | A=4*35*0.8*0.9 | |||
| 35 | 3 | A=3*50 | A=3*50*0.8 | A=3*50*0.8*0.9 | ||
| 50 | A=3*70 | A=3*70*0.8 | A=3*70*0.8*0.9 | |||
| 70 | 2.5 | A=2.5*95 | A=2.5*95*0.8 | A=2.5*95*0.8*0.9 | ||
| 95 | A=2.5*120 | A=2.5*120*0.8 | A=2.5*120*0.8*0.9 | |||
| 120 | 2 | A=2*150 | A=2*150*0.8 | A=2*150*0.8*0.9 | ||
| 150 | ||||||
| 185 | ||||||
| 240 | 1.6 | |||||
