供應(yīng)MZ-300/500礦用電鉆電纜
芯數(shù)截面 Nom.cross sectional areas mm2 | 導(dǎo)體結(jié)構(gòu) Conductor structure NO./mm | 絕緣厚度 Insulation thickness mm | 護(hù)套厚度 Sheath thickness mm | 電纜外徑 Average diameter | 參考重量 Cable approx. weight kg/km | 導(dǎo)體(銅)zui大直流電阻 Max.D.C. resistance(20 ℃ ) Ω /km | 20 ℃載流量 Current carring capacity(20 ℃ ) A | |
標(biāo)稱 Normianal mm | zui大 Max mm | |||||||
3 × 2.5+1 × 2.5 | 77/0.20 | 1.0 | 3.5 | 17.8 | 19.6 | 488 | 8.820 | 25 |
77/0.20 | 8.820 | |||||||
3 × 4+1 × 4 | 126/0.20 | 1.0 | 3.5 | 19.1 | 21.0 | 602 | 5.390 |