Indian Railway Signalling – Page 12 – Railway Signalling Concepts

RAILWAY TRACK SIDE DISCONNECTION BOX & COMBINED CABLE TERMINATION BOX

May 16, 2022June 7, 2022admin1 Comment

RAILWAY TRACK SIDE DISCONNECTION BOX & COMBINED CABLE TERMINATION BOX RAILWAY TRACK SIDE DISCONNECTION BOX & COMBINED CABLE TERMINATION BOX: DBOX/CCTB will be used as a cable interconnecting facility between the SER and wayside equipment. DBOX/CCTB will also be used where the cable requirement exceeds the maximum length of the cable available. Cables requiring connections to […]

Station and Yards Railway Signalling

May 15, 2022June 7, 2022adminLeave a Comment

Station and Yards Railway Signalling Definition of Station 1. A railway station or a railroad station and often shortened to just station, is a railway facility where trains regularly stop to load or unload passengers and/or freight. Purpose of Railway station For exchange of passengers and goods. 1. For control of train movements 2. To […]

RAILWAY SURELOCK POINTS

May 4, 2022June 8, 2022adminLeave a Comment

RAILWAY SURELOCK POINTS RAILWAY CLAMPLOCK GROUND LOCK CLAMPLOCK CONTROL CIRCUITS (L.H. TURNOUT) CLAMPLOCK ELECTRICAL CONNECTIONS CLAMPLOCK DETECTOR ELECTRICAL CONNECTIONS CLAMPLOCK DETECTION CIRCUIT (L.H. TURNOUT) * Normal detection: The BX feed enters the right hand unit on terminal ‘E’, passes through the right limit switch first and then through the left switch […]

RRI Signal Points With Switche Routes With Buttens NCR RCR RR Relay Circuits

April 26, 2022June 7, 2022admin3 Comments

RRI Signal Points With Switches & Routes With Buttens NCR RCR RR Relay Circuits RRI Signal, Points With Switches & Routes With Buttens ANR/BNR CIRCUIT When route button is pressed, the route button relay concerned ANR , BNR etc. picks up. RR RELAY RR RELAY: WHEN THE KNOB REVERSED, THE RR CONCERNED PICKS UP PROVING […]

Configuration & Version Control Signalling Design

April 4, 2022June 7, 2022adminLeave a Comment

Configuration & Version Control Signalling Design Presentation Title Block Design details should include an overall border of 5mm with a left hand binding margin of 40mm minimum, with an update block, production block and title block agreed by the records custodian bearing the information required by NR/L2/SIG/11201. A typical layout is shown in NR/L2/SIG/11201, Module A10, […]

Railway Soft Cell of Points

April 4, 2022June 7, 2022admin2 Comments

Railway Soft Cell of Points Definition * A call made to a set of points, to a position which affords optimum overrun protection, when these points are available to be called. * Soft calls are generally recommended by the ORAM. EXAMPLES OF SOFT CALLS – 1 Principle of Soft call The purpose […]