Page 201 - IRSEM_Main Book

(v) Control Cum Indication Panel (CCIP) Diagram/VDU Diagram: VDU
diagram shall be submitted to actual size or in proportionate reduced
size of the VDU for approval. Track Layout as per approved signalling
interlocking plan with symbol for direction of traffic for each line of the
layout; nomenclature of each line/siding; boards for BSLB/GWB/STOP;
SM's key In/Out indications; SI cancellation Key-In indication; provision
of all un-blocking; List of all emergency counters; relevant signalling
details such as track section numbers with route set-clear/set-occupied
or occupied lit indications in different colour; main/calling-on/shunt
signal numbers with timer, locked indication & each aspects indications;
points numbers with 'Normal' & 'Reverse' indication slits, locking
indications, sub route cancellation symbol in blue colour with white dot;
each signal route initiation & signal overlap set/release timer indications;
block instruments status LCPR/SR/Block release indications; Crank
handle Key-In/Key-Out indications for each crossover; status of active/
standby VDU; Link status, health status, OC/CIU status, CRC/Checksum;
Date/Time, colour scroll for flashing indication etc. are the least but not
limited, to be shown. Drg. No: 8-D3 for typical VDU layout may be
referred.

(vi) Bonding diagrams of track circuits for each yard showing complete
layout and diagrams of individual track circuit showing location of
insulation joints, jumpers, relay and feed ends, polarity, length, traction
bonds etc.

(vii) Diagrams of connections at track, line and other relays, as necessary
for each track circuited yard.

(viii) Diagram of Relay Interlocking, Electronic Interlocking circuits for each
yard.

(ix) Diagrams of single and double line block instrument circuits.

(x) Diagrams of Location/Junction boxes showing description of wires at
terminals for each yard.

(xi) Arrangement of relays in relay racks and contact analysis sheet, fuse
& terminal analysis sheets for Relay Interlocked/Electronic Interlocked
stations.

(xii) Diagrams showing connections of power supply panels for each power
supply installation with perimetric/ring earthing diagram.

(xiii) Cable route plan showing disposition of underground cables at OHE
mast/regular intervals with respect to nearest track centre, for each yard.

(xiv) Disposition charts of underground cables for control telephones, block
instruments, administrative trunks and other railway circuits.

(xv) Cable core plans of underground cables for signalling circuits under
the charge of each SSE/JE(Signal).

Chapter 8: Drawings & Specifications Page 168 of 535