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HX380L Crawler Excavator

Hyundai Construction Equipment – Crawler Excavator HX380L

HX380 L Crawler Excavator

This large, powerful excavator provides operators with a variety of features for high-quality performance, including excellent digging force, solid horsepower and a comfortable and safe work cabin. With a variety of work modes available to boost your productivity on site as well as being able to match to your machine conditions, the HX380 proves a favourite among operators. Work modes include lifting, digging, breaking and shear modes.

Power, Reliability and Durability

Included with the HX380 L are the arm and boom features. Strengthened by around 1.5 times is the durability of both the arm and boom proving the toughness of the machine. The HX380 L also includes a brand-new welding technique, this technique was developed to remove the back plate and proves to be a great improvement to the machine. Proving its strength and durability, Hyundai have promised these new features last up to 1.8 times longer than features include in previous HX series. In terms of reliability, features on the HX380 include reinforced longer-life pins and bushes paired with wear-resistant shims as well as newly designed cab shock mounts with dual shock absorption that aims to reduce noise and vibration – ideal when working in residential areas.

Safety and Comfort Features

New safety features included with the HX380 L include the optional Advanced Around View Monitoring (AAVM) – this feature gives operators a 360-degree virtual operating view which can be displayed on the 8-inch monitor included. This feature can overall help improve work efficiency and productivity. Additional safety features of the HX380 include a safety lock valve for the boom cylinder which comes with an adjustable overload warning device. The feature also includes a safety lock valve for the arm cylinder for operator peace of mind. The new machine cabin is spacious for ultimate operator comfort.

ENGINE SYSTEM
Maker / Model Cummins QSL9
Type4-cycle turbocharged,
charge air cooled diesel engine
Rated
flywheel
horse
power
267 kW (359 HP) at 1,650 rpm
J1349 (net) 257 kW (344 HP) at 1,650 rpm
DIN 6271/1 (gross) 267 kW (362 PS) at 1,650 rpm
6271/1 (net) 257 kW (349 PS) at 1,650 rpm
Max. torque 145.3 kgf·m (1.050 lbf·ft) at 1,500 rpm
Bore × stroke114 × 145 mm (4.49’’ × 5.69’’
Piston displacement 8,900 cc (543 cu in)
Batteries 2 × 12 V × 160 Ah
Starting motor Denso 24 V - 7.8 kW
Alternator
Denso 24 V - 95 A
HYDRAULIC SYSTEM
TypeVariable displacement piston pumps
Max Flow2 × 288.8 ℓ/min
(76.3 U.S. gpm / 63.5 U.K. 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 330 kgf/cm2 (4,690 psi)
Travel 360 kgf/cm2 (5,120 psi)
Power boost (boom, arm, bucket) 360 kgf/cm2 (5,120 psi)
Swing circuit 290 kgf/cm2 (4,125 psi)
Pilot circuit40 kgf/cm2 (569 psi)
Service valve
Installed
No. of cylinder
bore × stroke
Boom: Ø 160 ×1,500 mm
Arm: Ø 170 ×1,760 mm
Bucket: Ø 150 ×1,295 mm
CONTROL SYSTEM
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 SYSTEM
Swing motor Fixed displacement axial piston motor
Swing reduction Planetary gear reduction
Swing bearing lubrication Grease-bathed
Swing brake Multi wet disc
Swing speed 9.5 rpm
UNDERCARRIAGE
Center FrameX - Leg Type
Track FramePentagonal Box Type
No. of Shoes On Each Side51 EA
No. of Carrier Roller on Each Side2 EA
No. of Track Roller on Each Side9 EA
No. of Rail Guard on Each Side2 EA
COOLANT AND LUBRICANT
Fuel Tank550L
Engine Coolant55L
Engine Oil30L
Swing Device - Gear Oil8L
Final Drive - Gear Oil5.5L
Hydraulic System (Including Tank)414L
Hydraulic Tank210L
DRIVES AND BRAKES
Drive MethodFully Hydrostatic Type
Drive MethodAxial Piston Motor, In-Shoe Design
Reduction SystemPlanetary Reduction Gear
Max Drawbar Pull30,500 kgf (67,240 lbf)
Max. Travel Speed (high/low)5.0 km/hr (3.1 mph) / 3.1 km/hr (1.92 mph)
Gradeability 35° (70%)
Parking brake Multi wet disc

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