Dear all,
I have a gearbox reducer with motor input 750 kw(about 1005.36 HP) and gear ratio 1:2.08 and on the output shaft motor the temperature 83degree celcius and 996 rpm and on the output gear reducer the temperature 82 degree celcius and 470 rpm, the temperature on both output quite high and this condition not good enough for the gears, said the OEM the temperature must 73 degree celcius..and for the lubricant i'm using ISO VG 220 and the base oil grade III(mineral oil), the cause viscosity or the base oil for this happen? if the viscosity, what's the correct and the suitable viscosity for the gears?..cause the recomended OEM are mineral oil
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