+91-40-6723 7000    

Single Section Axle Counter (SSDAC)

Medha’s Single Section Axle Counter (SSDAC) overcome track circuit limitations in situations including - water logging or flooding, metal bridges, long block sections, yards with poor wheel shunt lines, high EMI/EMC environments, tunnels, high temperature and sunshine regions, complex and large stations and yards etc.

      • 2oo2 architecture 
      • Detects 2 or 3 points 

Counts and compares the number of axles entering and exiting the section and establish as if the last car has cleared that section.  

System is interfaced to provide section occupancy information, based on which signaling system controls safe movement of trains.  

Configurations  (SSDAC)

        • One detection point – Single section (1DP-1S): Typically used for sidings 
        • Two detection points – Single section (2DP-1S): Straight line sections 
        • Three detection points – Single section (3DP-1S): Point zones. 
        • Three  detection  points  –  Two  consecutive sections or Auto-Section in a straight line (3DP-2S/AS)  

Customer’s benefits

          • Financially economical
          • Standalone systems, not dependent on type and make of Interlocking 
          • Easy to install without needing any additional equipment
          • Low life cycle cost
          • Zero maintenance systems 
          • MTBF > 20 years 
          • Extensive diagnostics features


Vision & Mission

To be World Leader in Railway Products

Enjoying Innovation and Applying Technology for improving the lives of people.
Enhancing the image of India in the world, in high technology.

R & D Centre

Behind Mint Compound, Cherlapally, R.R.Dist,
Hyderabad - 500 051 Telangana, India.
Phone: +91-40-6723 7000; Fax: +91-40-2726 4144

Corporate Identity Number:  U31103TG1984PTC004436

MEDHA SERVO DRIVES PVT. LTD. P-4/5B, IDA, Nacharam, Hyderabad - 500 076 Telangana, India
Phone: +91-40-2717 1101; Fax: +91-40-2715 4706