1 連續(xù)運(yùn)行導(dǎo)體zui高溫度為180℃;JHXG電機(jī)引接線
2 電纜(電線)的額定電壓為500V,1000V; 3 敷設(shè)時(shí)的允許彎曲半徑應(yīng)不小于電纜(電線)外徑的4倍,● 直埋敷設(shè)
1、單芯電纜不接觸敷設(shè)時(shí)電纜中心距離為電纜直徑的2 倍。
2、土壤溫度:25℃。
3、導(dǎo)體的*zui高工作溫度:70℃。
4、土壤熱阻系數(shù):1.0℃ .m/W
5、直埋深度:0.7mJHXG電機(jī)引接線
● In air
1.The single-core cables are parallel laid,the distance between
the cable center is 2 times of the cable diameter for cross-section
area of conductor ≤ 185mm2and 90 mm for corss-section area of
conductor ≥ 240mm2.
2.Ambient air temperature:40℃
3.Max. Contionous operating temperature of conductor:70℃ .
● Direct in the groud
1.The single-core cable are installed separy,the distance between
the cable center is 2 times of the cable diameter.
2.Soil temperature:25℃ .
3.Max.contionous operationg temperature of conductor:70℃ .
4.Thermal resistivity of soil: