KR range

Model KR 450

TECHNICAL DATA
Measure:
  • Recommended excavator weight
    100 – 125 t 200K – 250K lb
  • Rated power
    400 kW 536 hp (400 kW) 
  • Drum cutter length (A)
    2,050 mm 81 in
  • Cutter head width (B)
    1,650 mm 65 in
  • Cutter drum diameter (C)
    950 mm 37 in
  • Recommended rotation speed
    50 rpm 50 rpm
  • Recommended oil flow
    900 – 1,200 l/min 238 – 317 gal/min
  • Max. oil flow at 10 bar
    1,200 l/min 317 gal/min
  • Max. operating hydraulic pressure
    380 bar 5,511 psi (380 bar) 
  • Max. torque at 380 bar
    143,000 Nm 105,350 lbf·ft
  • Max. cutting force at 380 bar
    300.7 kN 67,604 lbf
  • Weight
    7,100 kg 15,653 lb
  • Pick box
    PH 38 HD Type PH 38 HD Type
  • Number of picks
    88 Pcs 88 Pcs
  • Standard pick
    ER 25/80/80/38 C  ER 25/80/80/38 C