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R1200-9 Crawler Excavator

Hyundai Construction Equipment – Crawler Excavator R1200-9

R1200-9 Crawler Excavator

The ideal machine for mining and quarry work, the R1200-9 is the perfect machine for heavy duty excavating. The impressive 118-tonne machine provides power in its performance, operator precision and detail as well as an environmental friendliness and fuel efficiency. A popular crawler excavator for operators looking for excellent strength and power.

Designed for Success

With a newly designed patented three-pump hydraulic system, the R1200-9 proves its excellence. The performance of the machine is further improved by the fantastic fuel economy and a variety of different eco-friendly features, such as the E-mode, a variable engine speed and an automatic power boost. For operator comfort and safety, the new spacious cabin offers a range of amenities to ensure comfortability for operators at work to overall improve work productivity. The new cabin provides great visibility with a 360 degree all round view – providing a far wider field of view. The 7-inch LCD colour screen installed is a useful feature where in which operators can select different modes and machine settings from a new and improve monitor. To reduce fatigue and potential stress in the workplace, the cabin includes comfortable and adjustable seating and additional space for operator needs.

Power and Performance

With an impressive operating weight of 118,000kg, there is no doubt that the R1200-9 provides the best in strength and precision. The machine has an engine power of 567 kilowatts, providing excellent service in the most difficult excavating jobs. An additional feature includes the auto-boom swing priority, a function wherein which the machine automatically looks for the ideal hydraulic flow balance for the swing motions and the boom of the machine – helping to maximise performance. The machine also provides easy access with concentrated engine fillers, wide open compartments and remote type fuel pre-filter and a fuel cut valve. This makes service of the machine much easier and more convenient.

Maker / Model n.a
TypeWater cooled, 4 cycle diesel, 6-Cylinders
in line, direct injection, turbocharged,
charged air cooled and low emission
760 HP (567 kW) / 1,800 rpm
J1349 (net) 740 HP (552 kW) / 1,800 rpm
din 6271/1 (gross) 771 Ps (567 kW) / 1,900 rpm
6271/1 (net) 750 Ps (552 kW) / 1,800 rpm
Max. torque 353.7 kgf.m (2,558 lbf.ft) / 1,350 rpm
Bore × stroke170 mm x 170 mm (6.69” x 6.69”)
Piston displacement 23,000 cc (1,404 in3
Batteries 4 x 12 V x 160 AH
Starting motor 2 x 24 V; 7.5 kW
24 V; 75 Amp
TypeVariable displacement axis piston
Max Flow2 x 490 ℓ/min (129.4 us gpm / 107.8 uK gpm)
Sub-pump for pilot circuit Gear pump
TravelTwo speed axial pistons motor with
brake valve and parking brake
SwingAxial piston motor with automatic Brake
Implement circuits 320 kgf/cm2
(4,550 psi)
Travel 350 kgf/cm2
(4,980 psi)
Power boost (boom, arm, bucket) 350 kgf/cm2
(4,980 psi)
Swing circuit 300 kgf/cm2
(4,270 psi)
Pilot circuit40 kgf/cm2 (569 psi)
Service valve
No. of cylinder
bore × stroke
Boom : 2 - 230 x 2,165 (9.1” x 85.2”)
Arm : 1 - 260 x 2,180 mm (10.2” x 85.8”)
Bucket : 1 - 240 x 1,792 mm (9.4” x 70.6”)
Pilot controlTwo joysticks with one safety lever
(LH): Swing and arm
(RH): Boom and bucket (ISO)
Traveling and steering Two levers with pedals
Engine throttle Electric, Dial type
Swing motor Axial piston motor
Swing reduction Planetary gear reduction
Swing bearing lubrication Grease-bathed
Swing brake Multi wet disc
Swing speed 5.6 rpm
Center FrameX - Leg Type
Track FramePentagonal Box Type
No. of Shoes On Each Side52 EA
No. of Carrier Roller on Each Side3 EA
No. of Track Roller on Each Side8 EA
No. of Rail Guard on Each Side2 EA
Fuel Tank1,450L
Engine Coolant50L
Engine Oil63L
Swing Device - Gear Oil8L
Final Drive - Gear Oil20L
Hydraulic System (Including Tank)1160L
Hydraulic Tank670L
Drive MethodFully Hydrostatic Type
Drive MethodAxial Piston Motor, In-Shoe Design
Reduction SystemPlanetary Reduction Gear
Max Drawbar Pull70,200 kgf (154,800 lbf)
Max. Travel Speed (high/low)3.2 km/hr (2.0 mph) / 2.3 km/hr (1.4 mph)
Gradeability 35° (70%)
Parking brake Multi wet disc

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