更多"[多选题]进站信号机H灯点灯故障案例以室外故障为例,进站信号机在常态下"的相关试题:
[判断题]5号线信号机DDJ常态下由联锁驱动处于吸起状态,当DDJ故障落下,室外信号机点亮红灯()
A.正确
B.错误
[单选题]CTCS-2级、CTCS-3级区段发生“进站信号机无法开放,人工引导进站故障”的故障现象为DMI上轨道电路码显示为()。
A.UU码
B.LU码
C.无码
D.HB码
[判断题]处理道岔启动电路故障首先要判断清楚是室内故障还是室外故障,是电气故障还是机械故障。
A.正确
B.错误
[单选题]信号机故障处理分析四显示自动闭塞区段通过信号机有哪几种显示?信号机在常态下,突然红灯熄灭,如何判断故障范围,试分析处理步骤?(以室外故障为例)(1)四显示自动闭塞区段通过信号机有哪几种显示?( ).
A.3
B.4
C.5
D.6
[单选题]进站信号机通过信号不能开放,在重复开放信号过程中测量()电压来判断室内还是室外故障。
A.继电器
B.组合
C.分线盘
D.电源屏
[单选题]监控中心通知35kV变电站10kV高压室有接地故障,室外35V设备也有接地故障,运行人员检查室内室外设备情况时,注意离接地点至少( )米,且均应穿绝缘靴。接触设备的外壳和构架时,还应戴绝缘套。
A.4m、8m
B.8m、4m
C.5m、10m
D.2m、4m
[判断题]5号线室外信号机常态下处于逻辑点灯状态,是因为联锁驱动DDJ吸起()
A.正确
B.错误
[单选题]中文语句“请注意,因车站进站闸机故障,请听从工作人员指引,从临时通道进站,不便之处敬请谅解。”翻译成英文语句为:( )。
A.A.Your attention please! Please add-value at the Custermer Sercice Center as the Value Machines are not working. We apologize for any inconvenience this might cause.
B.B.Your attention please! Please buy ticket at the Custermer Sercice Center as the ticket machines are not working. We apologize for any inconvenience this might cause.
C.C.Your attention please! Please follow staff directions to enter as the entry gates are not working. We apologize for any inconvenience this might cause.
D.D.Your attention please! Station lighting is under emergency repair but trains are still running. Please contact staff if you need any assistance. We apologize for any inconvenience this might cause.
[判断题]进站信号复示器亮绿灯,则可肯定室外进站信号机开放绿灯信号显示。 ( )
A.正确
B.错误
[判断题] 各种短路故障、各种突然断线故障属于电力系统大扰动
A.正确
B.错误
[单选题]高压设备接地故障时,室外不得接近故障点()以内。
A.4米
B.8米
C.5米
D.10米
[判断题]高压设备接地故障时,室外不得接近故障点6m以内。
A.正确
B.错误