حفارة مجنزرة Caterpillar 320 GX

Caterpillar's new classic CAT® 320 GX hydraulic excavator parameters and configuration
Specification
powerfuel
ManufacturerJoint venture/import
bucketbackhoe
Tonnage (tons)20
Machine operating weight (kg)19800
Bucket capacity (m³)0.93
Boom length (mm)5700
Arm length (mm)2700
performance
Rotation speed (rpm)11.07
Rotational torque (Nm)74k
Bucket digging force (kN)136
Arm digging force (kN)106
Powertrain
Engine modelCat® C4.4
Rated power (kw/rpm)110/2000
Displacement (L)4.4
Cylinder diameter × stroke (mm)105*127
Emission standardsNational IV
hydraulic system
Main pump maximum flow (l/min)429
Working hydraulic oil circuit (Mpa)35
Travel hydraulic circuit (Mpa)35
Rotary hydraulic circuit (Mpa)25
Boom cylinder - number × cylinder diameter × stroke (mm)2*120*1260
Arm cylinder - number × cylinder diameter × stroke (mm)1*135*1504
Bucket cylinder - number × cylinder diameter × stroke (mm)1*115*1104
Oil capacity
Fuel tank (L)390
Hydraulic oil tank (L)115
Hydraulic system (L)218
Engine oil change amount (L)15
Coolant (L)24.5
Main body size
Total transport length (mm)9570
Total transport width (mm)2800
Total transport height (mm)2950
Total track length (mm)4080
Track shoe width (mm)600
Track gauge (mm)2200
Minimum ground clearance (mm)460
Counterweight ground clearance (mm)1040
Track roller center distance (mm)3270
Rear end turning radius (mm)2830
Number of carrier wheels (single side)2
Number of track shoes (one side)45
Number of track rollers (one side)7
Scope of work
Maximum digging radius (mm)9580
Maximum digging depth (mm)6430
Maximum digging height (mm)9290
Maximum unloading height (mm)6450
Maximum vertical digging depth (mm)5510