Sgtone Crusher

This Granite company has gained immense expertise in supplying & trading of Black granites, brown granites, classic red granites etc. The supplier company is one of the leading sellers of listed products. Buy Black granites, brown granites.

Stone Crusher

  • Easy, reliable and smooth operation process.
  • Stone come in Jaw crusher through conveyor belt from stone resources place.
  • Crush in primary crusher and go to 2 no’s secondary crusher.
  • Secondary crusher will make size wise stone.
  • Final powder form of M-sand goes in to Storage area.


  • Existing system is with without load share which is connecting single shaft & two motors. Taking one motor over load with high currents during the operation.
  • With tuning the drive parameter of both drives, the two motor load shared are equal. Without master and slave configuration.
  • To achieve good quality of M-sand both motors should be operated in synchronization
  • This motor synchronisation is done without motor speed feedback. Encoder is not necessary.
  • Load share is difficult to achieve without master and slave.


YASKAWA supplied 2 units of A1000-185kW in crusher machine with below configuration for 187kW motors.

  • Drive Data : A1000, CIMR-AD4A0362AMA
  • Motor Data : 1485 RPM,307A ,415 V ,50 Hz ,187KW, S1 duty
  • Motor to Drives Distance : 300 Meter
  • DBU Details : CDBR -4020
  • DBR Details : 27.2 Ohms ,9K (2 no’s in parallel)


  • Easy & reliable operation control
  • Achieve Motor Overload protection
  • Achieved proper synchronization of motor with the help of VFD
  • Achieved good quality of Stone to M-Sand.
  • Better speed & torque response with VFD

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