basic concept of railway signalling – Railway Signalling Concepts

Railway Signalling Electrical Detector

June 6, 2022June 7, 2022adminLeave a Comment

Railway Signalling Electrical Detector The electrical detector is an electromechanical device to check the position for correct setting and locking of points through making an electrical contact, which closes a circuit. It has two sets of fixed contacts. In centre, bridging contact assembly on a roller cam shaft, which works in conjunction with the points […]

Railways Signalling Equipment Power Calculations

June 3, 2022June 3, 2022adminLeave a Comment

Railways Signalling Equipment Power Calculations Supply to different functions vary according to the type of signaling and type of equipments used . For example, signal heads may be fed at 110/12 V AC, 12 V DC, or maybe of LED type. Normally, the input to signaling installations will be of 650Volts which is stepped down and […]

Commissioner Contents of report | Documents accompanying inspection report | Submission of report to Central Government

Metro Rail Track work and track side work

June 3, 2022June 3, 2022adminLeave a Comment

Metro Rail Track work and trackside work General – (1) All running tracks shall be inspected as per the schedule defined in Special Instructions. (2) All Metro Railway employees whose duties require them to go on the tracks shall be properly trained and certified as Authorised Employee for the purpose of sub rule (1). (3) […]

Railway Signalling Speed Restrictions

June 3, 2022June 3, 2022admin1 Comment

Railway Signalling Speed Restrictions – Presentation DEFINITIONS PERMISSIBLE SPEED – The authorized maximum speed over a section of line. TEMPORARY SPEED RESTRICTION – A speed, less than the permissible speed, applied for a pre-planned period not normally exceeding 6 months. EMERGENCY SPEED RESTRICTION – A speed restriction not shown in the Weekly operating Notice (WON), or […]

Metro Rail Restricted Manual Mode Cut Out Mode

Metro Rail Emergency track side work traffic hours

April 7, 2022June 7, 2022adminLeave a Comment

Metro Rail Emergency track side work traffic hours Metro Rail Emergency track side work traffic hours – (1) No routine maintenance shall be undertaken during the hours in which train services normally run except as provided for in sub-rule (2). (2) If emergency repair work is required to be carried out to prevent accidents or to maintain or restore […]

Types of Railway Signals

March 20, 2022June 7, 2022admin3 Comments

Types of Signals Types of Signals :- Signal is a medium to convey a particular pre-determined meaning in non-verbal form. Multiple Aspect Color Light Signal (MACLS): Multiple means more than 2 indications .They may have 3 or 4 different aspects or indications to be given to the driver. These signals have longer range of […]