HMK 390 LC HD
New H4 Series
Innovation coming from experience
Being produced with developed hydraulic system design, HİDROMEK’s new H4 Series excavators offer an outstanding performance by working faster, more productively and more efficiently. H4 Series excavators produce more work with less fuel; hence, they are more profitable for their users than ever.
More work within less time
17 % More productive*
Shortening the work cycle time with bigger bucket capacity and speed, H4 Series carry the productivity to the top level with their new technology.
14% More efficient*
With improvements to the attachment and hydraulic group, H4 Series excavators ensure more work within less time.
6% Faster *
With faster hydraulic movements due to developed hydraulic system design, H4 Series excavators ensure more work within less time.
More durable
Produced to have reinforced heavy duty construction considering maximum performance, long life and smooth operation in severe field conditions, HİDROMEK excavators ensure more durability with the improvements made in the new H4 Series. With their reinforced heavy duty construction produced at HİDROMEK’s modern production facilities and going through sensitive quality-control processes, H4 Series excavators have excellent durability.
Safe working environment
ROPS&FOPS cabin
Having the standards of ROPS (Roll Over Protective Structure) & FOPS (Falling Object Protective Structure), H4 Series excavators provide maximum safety and durability.
Wide vision capacity
Designed with giving special importance to occupational safety, H4 Series ensure excellent vision by minimizing the blind spot on the side and rear cameras. Along with the increase in the number of led headlights, the night vision is significantly improved on H4 Series excavators; in addition, there are also red handles and warning labels providing maximum safety for the operator.
Audio warning systems
H4 Series excavators enable safer working environment with their automatic starting horn, swing warning system and travel warning system.
*The data are prepared in comparison with the previous serie in HP mode.
Engine
Brand Isuzu
Model AQ-6HK1X
Number of cylinders 6
Bore x Stroke 115 x 125 mm
Displecement 7790 cc
Maximum Power 281 HP (210 kW) @1900 rpm / SAE J1995 (Gross)
Maximum Torque 1080 Nm @1500 rpm (Gross)
Hydrualic System
Main Pump Type Double variable displacement axial piston pumps
Max. Flow 2 x 300 L
Pilot Pump Gear, 28,5 L/min
Relief Valves
Attachment 350 kgf/cm²
Power Boost 380 kgf/cm²
Travel 350 kgf/cm²
Swing 285 kgf/cm²
Pilot 40 kgf/cm²
Swing
Type Axial piston type integrated with shock absorber valves
Swing Speed 9.40 rpm
Travel Speeds
High Speed 5.0 km/h
Low Speed 2.9 km/h
Working Dimensions
Standard Bucket Capacity 2.2 m³
Max. Digging Depth 6.56 m
Max. Digging Reach on Ground 10.15 m
Max. Digging Reach 10.38 m
Max. Cutting Height 10.02 m
Digging Performance
Bucket Digging Force (ISO) 25.300 kgf
Arm Breakout Force (ISO) 22.100 kgf
Boom Dimensions *6.1 m / 6.5 m
Arm Dimensions *2.6 m – 3.2 m / 4.0 m
Capacity
Engine Oil 36 L
Radiator 55 L
Fuel Tank 565 L
Hydrualic Tank 265 L
Hydrualic System 470 L
Operating Weight
390 LC HD – Standard Machine 39.700 kg
*Standard
