New JS 120 Tracked Excavator Machine from JCB.

JS 120

--Technical Videos--JCB has launched its new JS 120 machine. Fuel efficient and durable, designed to maximise returns.

JS 120 makes it easy to harness power and performance for maximum efficiency and durability with superb comfort and fatigue free working for tough jobs. The new JS120 excavator, the latest entrant to the current model range provides the best in class fuel efficiency and reliability featuring the durable and fuel efficient JCB engine ecoMAX.
The machine comes with durable structures which are proven by working under rugged work sites. It uses world class Japanese hydraulics components known for reliability. The JS120 is designed to keep the cost of operation low by increasing the maintenance interval.

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This machine offers excellent operator environment ensure fatigue free operation for longer hours by ergonomic cab and control design, also featuring viscous cab mounts to insulate cab from vibration.

Key features of new JS 120:--Technical Videos--

• Durable structure with heavy duty boom and dipper.

• Fuel efficient design with JCB engine ecoMAX energy saving hydraulic and Auto idler.

• Low maintenance cost.

• Easy access to all components for eases serviceability.

• High operator comfort is ensured with suspension seat, ergonomically designed operation lever, well ventilated cab with all around visibility.

Specifications
Max operating weight	12600 Kgs
Engine:
Model	JCB 444 NA
Type	water cooled, 4 stroke, 4 cylinder in line, direct injection. Diesel.
Gross power:	(SAE JI 995) 80 hp at 2000 RPM
Piston displacement	4.44 liters
Air filtration	Dry element with secondary safety element
Starting system	12 v
Cooling	water cooled via large capacity radiator with anti block 'wavy' fins.
Batteries	1*12 v, HD
Alternator	12v, 95 amp
Service capacities
Fuel tank	253 lt
Engine Coolant	15 lt
Engine Oil	14 Lt
Swing reduction gear	2.2 lt
Track reduction gear (each side)	3 lt
Hydraulic system	124.0 Lt
Hydraulic tank	73 lt
Forces
Dipper tearout Max	5762 kgf
Bucket tearout Max	8614 kgf
Hydraulic system
Variable flow load sensing system with flow on demand, variable power output and servo operated, multi-function open centre control.
Pumps
Main pump	2 variable displacement axial piston type
Maximum flow	2*111 L/min
Servo pump	Gear type
Max Flow	20 L/min
Relief valve setting
Boom/Arm/Bucket	320 bar
Swing circuit	279 bar
Travel circuit	320 bar
Pilot control	40 bar
Track drive
Type	Fully hydrostatic
Travel motor	Axial piston type, fully guarded within undercarriage frame.
Filtration system
In tank	150 micron, suction, strainer.
Main return line	10 micron, fiber form element.
Plexus Bypass line	1.5 micron, paper element.
Pilot line	10 micron, paper element.
Hydraulic hammer return	10 micron, reinforced microform element. --Technical Videos--