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BLOCK SIGNALLING LAB

Officer Incharge : Shri M Raj Kumar, LS-1

Supervisor Incharge : Shri B U M K Sridhar, IB-1
Assisted by : Shri Katta Jeevan Nehamiah, IB-2

Description:
Block Signalling Lab has various types of block instruments being used on Indian Railways. Both Table top miniature models, actual Instruments & Various parts of the equipments give clear idea including inaccessible parts. Digital Flexi charts depict detailed circuits of these Block Instruments and related accessories.

This lab has the following equipments:

  • Single Line
    • >> Token Instruments - Neale's Ball Token instrument
    • >> Tokenless Instruments
      •     i. Push button type: In 2 versions (36 relay and all Q style relay versions)
      •     ii. Frequency Modulation (Handle) Type: Daido Type

  • Double line block instruments of makes:
    • Byculla Work shop (Central Railway)
    • Podanur work shop (Southern Railway)

  • Block Working through Axle Counters :
    • UFSBI with panel for S/L (Deltron make)
    • UFSBI with Token Block Instrument (Deltron make)
    • SSBPAC S/L D (Efftronics make)
    • SSBPAC D/L D (Efftronics make)
    • Axle Counter Block Working (CEL make)

  • Intermediate block signalling with Auto TOL feature.
  • Automatic Block Signalling.


Source : Indian Railways Divisional Portal CMS Team Last Reviewed on: 23-12-2019  

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