EN 50107-1-2002 无荷载额定输出电压大于1kV小于10kV的标志灯和气体放电管装置.第1部分:一般要求;包含修改件A1-2004
Signs and luminous-discharge-tube installations operating from a no-load rated output voltage exceeding 1 kV but not exceeding 10 kV Part 1: General requirements (Incorporates Amendment A1: 2004)