NGGS Series High-Speed Gearboxes

Gearbox Features:

1. High rotation speed: Max speed 30000 r/min, Max circumferential velocity 160 m/s

2. Various model sizes, high load capacity: Max center distance 1000 mm, Max power 96000 kW

3. High accuracy: gear accuracy ISO 4-6 class, dynamic balance accuracy G0.4~1.6

4. Advanced technologies: Finite element analysis (FEA), tooth profile modification, tooth root shot peening, dynamic analysis of shafting are adopted

5. High performance, high reliability, and long service life, the shortest design life is 10 years. Generally, the service life is more than 20 years, even more.

6. Strong customization capability

Parameters:

/Basic TypeExtension Type
Model SizesNGGS150~1000NGSD150~530NGSL430~630NGSX150~580NGSS192~545
FeaturesHorizontal parallel, carburized, single stage, herringbone gearboxHorizontal parallel, carburized, single stage, helical gearboxVertical parallel, carburized, single stage, herringbone gearboxHorizontal parallel, carburized, single stage, helical gearbox with beveled thrust plateHorizontal parallel, carburized, two stage, helical gearbox
Heat TreatmentCarburizing, QuenchingCarburizing, QuenchingCarburizing, QuenchingCarburizing, QuenchingCarburizing, Quenching
Gear GrindingPrecision GrindingPrecision GrindingPrecision GrindingPrecision GrindingPrecision Grinding
Gear ArrangementHerringbone gearsHelical gearsHerringbone gearsHelical gearsHelical gears
Max Speed30000 rpm30000 rpm30000 rpm30000 rpm30000 rpm
Max Power95000 kw33500 kw30000 kw30000 kw1500 kw
Center Distance150~1000 mm150~530 mm430~630 mm150~580 mm192~545 mm
Ratio1~61~61~61~66.3~18
Description
Details

Power Supply

  • Electric Motor
  • Hydraulic Motor
  • Steam Turbine
  • Gas Turbine
  • Internal Combustion Engine

    Gearbox Applications:

    • Steam Turbine, Gas Turbine
    • Centrifugal Fan, Axial Fan
    • Blower
    • Centrifugal Compressor
    • Pump
    • Test Bench

    Optional Accessories:

    • Electric Barring Device
    • Oil Pump
    • Temperature Sensor
    • Speed Sensor
    • Vibration Sensor
    • Sliding Bearing
    • Lubrication Oil Station

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