DHG型滑線（導管）由工程塑料外殼和不同根數的銅排組成。外殼具備絕緣防護和提供集電器行走軌道的雙重作用。

相數型號截面積mm2額定載流量A電阻Ω/km阻抗Ω/km質量kg/m四DHG-4-1010501.9121.9212.25DHG-4-1515801.1951.2042.40DHG-4-25251250.7650.7812.65DHG-4-35351400.5460.5682.95DHG-4-50501700.3820.4113.50DHG-4-70702100.2730.3104.13五DHG-5-1515801.1951.2052.79DHG-5-25251250.7650.7803.22DHG-5-35351400.5460.5673.63DHG-5-50501700.3820.4104.30DHG-5-70702100.2730.3105.10六DHG-6-1010501.9121.9212.33DHG-6-35351400.5460.5726.24DHG-6-50501700.3820.4177.02DHG-6-70702100.2730.3188.07七DHG-7-1010501.9121.9212.40DHG-7-35351400.5460.5716.56八DHG-8-1010501.9121.9483.16DHG-8-1515801.1951.2543.55DHG-8-25251250.7650.8674.21www.shrldq1.com