EN 50122-2-1998 铁路设施.固定装置.第2部分:由直流牵引系统产生的杂散电流影响的防护规定;包含修改件A1-2002;合并勘误表2001年8月
Railway Applications - Fixed Installations - Part 2: Protective Provisions Against the Effects of Stray Currents Caused by d.c. Traction Systems Incorporates Amendment A1: 2002; Incorporating corrigendum August 2001