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Mohali, Punjab-160062, India+(91)-172-5093639
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DC Drive Panels

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NBH offers Analog DC Drive Panels or Thyristor drive with Microprocessor based system from 1HP to 5000HP, NBH DC Drive comes inbuilt protections against various abnormalities like: Overcurrent, Field failure, Motor over temperature, Overload, Unbalancing b/w References & motor speed, Wrong Sequence of three phase line phases displayed on LCD based Fault Annunciation system. NBH DC Drive technology result in increased production flexibility while reducing life costs. NBH DC Analogue Drives also known as Variable speed DC drives or Thyristor Drives. NBH offer large range of DC drives ranging from 1HP to 5000HP. We have more than 2,500 drives installed & are running satisfactorily in India & abroad.
A few of the salient feature of our DC Drive includes:

  • DC Drives with full control three phase interchangeable thyristor bridges
  • Drive status indications
  • Selection of Armature/Tachogenerator feedback available on DC Drive Main card
  • Protections - EOC, FLR, Overload, over speed, over temperature, Di / Dt etc
  • Input AC supply variations upto ± 15% permitted
  • NBH DC Drive immune to input supply phase sequence
  • Surge Voltage Suppression
  • Snubber Circuits across each power device provided
  • Single Phasing Protection
  • Adjustable Current Limit 0-150%
  • Gradual Acceleration of motor with adjustable ramp time of 2 to 30 seconds
  • Front Accessible Test Points at various stages

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