Kato Works CO., Ltd. Released the 30t rough terrain crane SR-300R.
Crane Specification
- Maximum rated lifting capacity: 30ton×3m
- Boom length 9.35m ― 30.5m (4 section)
- Fly jib length 7.9m ― 13.0m (2 section, offset 5°,25°,45°)
- Maximum rated lifting 31.2m (Boom)
- Maximum rated height 44.8m (jib)
- Hoisting line speed (winch up) Main winch 125m / min. (at 4th layer)
- Hoisting hook speed (winch up) Auxiliary winch (Parts of line; 1) : 116m / min. (at 3rd layer)
- Tail slewing radius 3,500mm
- Boom derricking angle 0°― 83°
- Boom derricking time 40s / 0°― 83°
- Hoisting line speed (winch up) Auxiliary winch 116m / min. (at 3rd layer)
- Boom extending speed 9.35m ― 30.5m / 93s
- Slewing speed 2.9min-1
- Hoisting hook speed (winch up) Main winch (Parts of line; 9) : 13.8m / min. (at 4th layer)
Equipment and Structure
- Boom type: Box-shaped, 4-section hydraulically terescopic type (Boom section 3 / 4 simultaneously operated)
- Jib type: 2 sections (2nd section of draw-out type) (offset angles 5°,25°and 45°)
- Boom extension/ retraction equipment: Two hydrauric cylinders and wire ropes used together
- Boom derricking/lowering equipment: One hydrauric cylinder of direct acting type with pressurecompensated fl ow control valve
- Winch system Main & Auxiliary winches: Driven by axial plunger type hoisting motor through planetary gear reduction. Controlled independently by respective operating lever. Equipped with automatic brake.
- Slewing equipment: Ball bearing type
Engine
- Model: Mitsubishi 6M60-TLE3A
- Type: 4 cycle, 6 cylinders, water cooled, direct injection turbo-charged diesel engine with intercooling
- Piston displacement: 7.545L
- Max. power: 200kW at 2,600min-1
- Max. torque: 785N･m at 1,400min-1
