Engine: Hino J05EUM-KSSC-1, 4-cycle water-cooled direct injection turbo diesel engine with intercooler
Gross power: 190 HP (141 kW) at 2000 rpm
Operating weight: 27,200 kg
Bucket capacity: 0.76-1.2 m³
Max digging depth: 6,140 mm
Max dumping height: 6,930 mm
Max digging reach: 9,200 mm
Swing speed: 11.5 rpm
Travel speed: 5.5 km/h
Hydraulic pump: Kawasaki K3V140DTP-9NG9_2
It's worth noting that the model numbers you mentioned (SR285RC8-SR and SR285R-W10) are likely different variations of the same excavator model with slight differences in features or specifications.