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LIST OF TELECOM SPECIFICATIONS (IRS :TC)

 

S.No

Specification  No.

 Item

Schedule of Technical Requirement (STR)

Pertaining to Dir./Tele  

    1.

TC   11-73

Balancing Condensers.

-

III

    2.

TC   18-75

Cable Termination boxes (Indoor) for Railway Electrified Area.

-

III

    3.

TC   22-76

C.F. and Signaling Transformers used for derivation and Termination of Underground Telecommunication Cable Circuits.

STR

IV

    4.

TC   29-81

Specification for Loading Coil joints.

-

III

    5.

TC   30-05
Amendment-1
Amendment-2
Amendment -3
Amendment -4

Amendment -5

Underground Rly Jelly filled quad cables for Signaling and Telecom Installation.

STR forJelly filled quad cables

III

  6.

TC   32-2007
Amendment -1

Light weight unbreakable plastic insulator for overhead telegraph and telephone lines.

-

III

  7.

TC   36-97 with
Amendment -1 &2

Magneto telephone with Electro-dynamic transducer.

STR

IV

  8.

TC   37-97 with
Amendment -1

Amendment-2

2Wire way station control telephone with Electro-dynamic transducer.

STR

IV

  9.

TC   38-97 with
Amendment -1

Amendment-2

4 Wire way station control telephone with Electro-dynamic transducer.

STR

IV

  10.

TC   39-86

Code of practice for protection of Radio relay station against lighting.

-

IV

  11.

TC   41-97

Amendment -1
Amendment -2

Amendment -3

Polythene insulated polythene sheathed jelly filled telephone. cable with Poly-Al  Moisture Barrier.

STR for P I JF cable

III

  12.

TC   42-87 with
Amendment - 1   Amendment - 2

Amendment - 3

 

Six - Pin Emergency Plug and Socket.

STR

IV

  13.

TC   43-87

Transmission Measuring Sets.

-

II

  14.

TC   45-88

Cross Talk Measuring Sets.

-

II

  15.

TC   46-88

Junction Equipment and speech Conversion Equipment used in AC Electrified Area.

STR for Junction Equipment

III

  16.

TC   48-90

Digital Capacitance Unbalance Measuring set.

-

II

  17.

TC   49-93

Polystyrene Condenser for Balancing and Building out Network.

-

IV

  18.

TC   50-90

Repeater Station Equipment.

-

III

  19.

TC   55-2006,
Rev.1 with Amendment
1.1 and Amendment 2

Amendment 3

24 F Armoured Optical Fiber Cable.

-

II

  20.

TC   59-93

Automatic Radio Patching System for Control Circuit using DTMF Signalling in Optic Fiber Communication

-

IV

  21.

TC   60-2007

Amendment-1

4 Wire/ 2 Wire train traffic control equipment with Duel Tone Multi Frequency (DTMF ) Signaling.

STR for 4 Wire/ 2 Wire train traffic control equipment

IV

STR for DTMF way station equipments

  22.

TC   61-93 
Amendment-1
Amendment -2

Emergency Control Room Equipment.

STR for Emergency Control Room Equipment

IV

  23.

TC   68-2012 Rev.0

Amendment No.1

Primary Digital Multiplexing Equipment.

STR for PD Mux

III

  24.

TC   72-97
Amendment -1

Power supply unit (PSIJ) for Telecom Installation at way side stations in 25 KV Electrified Area.

STR for Power supply unit

IV

  25.

TC   74-97

Electro-dynamic Transducer.

-

IV

  26.

TC   75-99
Amendment -1
Amendment-2

Amendment-3

Amendment-4

4Wire/2Wire Portable Emergency Control Telephone.

STR

IV

  27. 

TC   76-2000
Amendment -1

2T/3T VF  Transformer.

STR

IV

  28.

TC   77-2012, Rev.3

Amendment no.1

Amendment no.2

Amendment -3

Thermo shrink jointing kits for jointing underground quad cable.

STR for Thermo shrink jointing kits for quad cable

III

  29.

TC   78-2000
Amendment -1

Amendment-2

Amendment-3

Light weight portable control telephone  (4Wire/2Wire).

STR

IV

  30.

TC   79-2000
Amendment-1 Amendment-2

Amendment-3

Amendment-4

Desk Type Electronic Megneto Telephone.

STR

IV

31.

TC   80-2000 with
Amendment -1

Amendment-2

Amendment-3

 

Desk Type 2wire 12 way DTMF Telephone.

              STR

IV

  32.

TC   82-2005 With corrigendum

Amendment-2

Amendment-3

 

Universal way station control telephone.

STR

IV

33.

TC 83-2007  Amendment-1

Amendment-2

 

Auto Dialling System in RE area

STR

IV

 

 



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