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Dynamic Balance Testing

Concepts NREC operates two Schenck dynamic balancing machines with computer control and readout. The larger machine, a Schenck Model H4/CAB500, can balance rotors weighing up to 2,200 lbm. The smaller machine, Schenck Model HT1 B, handles small rotors that fall below the sensitivity range of the larger machine.

  • Schenck Model H4/CAB500
    • CAB 640 electronics
    • Diameter capacity 63 inches (1600 mm)
    • Weight capacity 2,200 lbm (1000 kg)
  • Schenck Model HT1 B
    • CAB 640 electronics
    • Diameter capacity 10 inches (254 mm)
    • Weight capacity 10 lbm (4.5 kg)


Schenck dynamic balancing machines can handle impellers from less than one pound up to 2,200 lbs.

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