Here are the specifications for the 708-3T-00240 hydraulic pump:
Displacement: 17 cc/rev
Max pressure: 20.6 MPa (2989 psi)
Max speed: 2800 rpm
Max flow rate: 47 L/min (12.4 US gpm)
Weight: 14 kg (31 lbs)
Here are the specifications for the 708-3T-00151 hydraulic pump:
Displacement: 22 cc/rev
Max pressure: 20.6 MPa (2989 psi)
Max speed: 2800 rpm
Max flow rate: 60 L/min (15.8 US gpm)
Weight: 17 kg (37.5 lbs)
And here are the specifications for the 708-3T-11210 hydraulic pump:
Displacement: 35 cc/rev
Max pressure: 25 MPa (3626 psi)
Max speed: 2200 rpm
Max flow rate: 77 L/min (20.3 US gpm)
Weight: 25 kg (55 lbs)
Here are some specifications for the PC78US-6 excavator:
Operating weight: 7.8 t (17,160 lbs)
Engine power: 43.3 kW (58 hp)
Max digging depth: 4.08 m (13 ft 5 in)
Max reach at ground level: 6.37 m (20 ft 11 in)
Bucket capacity: 0.22-0.36 m³ (0.29-0.47 yd³)