DeSA Provides High Speed ​​Cutter (MACS) Training

The contractor staff invited guests from various regions of Turkey and the Turkish State Railways SÉCHERON - MACS were given training in cutting des by TULOMSAS facility.


Turkey representative of the company SÉCHERON dese was tem.müş.müh.ltd.ş. by the participation in the MACS breaker training organized by TULOMSAS was highly appreciated.

Manufacturer Swiss company SECHERON has become a world brand in the production of electrical components for rail system vehicles and stationary stations. Lastly, SECHERON, which won the contractor tender of TULOMSAS to be used in E43000 locomotives, stated that the General Director of DESA Ulaş ATAMTÜRK was very pleased with the interest shown for the participation from the remote regional directorates in his training on the operation of cutters, maintenance and testing.

Finally, the accident in ROTEM vehicle with the accident in İZBAN voicing Ulaş ATAMTÜRK and TCDD organizations as well as the operation of the cutters used in Metro operations and maintenance of the importance of compliance with the instructions stated.

The necessary test, adjustment and maintenance services required to be made in BVAC-MACS (VCB) circuit breakers have been provided by Secheron after the necessary trainings to DeSA Şti. It is vital for the safety and life of the vehicles to be carried out in accordance with the instructions and technical documents.

In addition to the installation and operation of high-speed circuit breakers (MACS), extensive information on the tests of the following MACS circuit breakers with 3 annually was shared with the participants.

  1. Electrical leakage test 40kV
  2. Air tightness test
  3. Internal pressure difference control test
  4. Contact range test-time (plate-sensor)
  5. Main contact wear test (plate-gauge)
  6. On-off test
  7. Capacitor charge discharge test
  8. Physical testing


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