# Hydro unit KhG-3 and lathe S 8 M — HPP Group “Rodopi”, NEK EAD

HPP Group “Rodopi”, NEK EAD · Bulgaria · 2003

Hydraulic unit bearings cooled down, machine gear noise decreased, run-in improved. Hydro unit KhG-3 and lathe S 8 M, HPP Group “Rodopi”, NEK EAD.

## Measured

- hydro unit bearing temperature after 18 h of operation, 47-51 → 37-38 °C — **10-13 °C**
- lathe gearbox noise after three months, 75 → 71 dB — **4 dB**

## Conclusion

Hydraulic unit bearings cooled down, machine gear noise decreased, run-in improved

Page: https://industry.xado.com/case/protokol_bolgariia_turbina_g
PDF report: https://industry.xado.com/pdf/TIER%20B/VECRodopi/Gidroagregat-KhG-3-lathe-machines/XADO_VECRodopi_Gidroagregat-KhG-3-lathe-machines_EN.pdf
Original scan: https://industry.xado.com/scans/protokol_bolgariia_turbina_g.pdf