Operating and testing devices for work and safe guarding on electrically energized systems with rated voltages exceeding 1 kV; voltage detectors to be used for overhead contact systems 15 kV, 16<(hoch)2>/<(Index)3> Hz
额定电压超过1 kV的带电系统上工作和安全防护的操作和测试装置;15 kV、16<(hoch)2>/<(索引)3>Hz架空接触网用电压检测器