크롤러 굴삭기 CATERPILLAR 312e

1. * * Operating weight

Standard long chassis: 13500kg; extended heavy-duty configuration with a maximum weight of 15000kg Kelly Trac

2. * * Overall dimensions for transportation of the whole machine (standard working condition for folding the boom)

Total length: 7670mm; overall width (500mm standard track shoes): 2490mm; total height of cab: 3060mm Manuals Di

3. Track gauge: 1990mm; minimum ground clearance: 440mm; total length of track grounding: 2850mm

4. Dual speed walking: Low speed 2.8km/h/High speed 4.6km/h; The maximum traction force is 114kNfiles. math

##2、 Power system parameters

1. * * Engine model * *: CAT C4.4 ACERT 4-cylinder direct injection turbocharged diesel engine H-CPC

2. Displacement: 4.4L; cylinder diameter 105mm, stroke 127mm

3. Rated net power: 68kW (91HP) @ 2200rpm; Total power 71kW (95HP) files. Coach

4. Emissions: Tier4 Interim/Stage IIIB; Equipped with post-treatment regeneration system, supporting B20 biodiesel H-CPC

5. Fuel tank capacity: 250L fuel tank; 165L hydraulic fuel tank

6. Heat dissipation: Side mounted parallel heat dissipation assembly, continuous operation on high-temperature construction sites without high temperature

##3、 Excavation performance (standard 4.65m boom+3.0m standard boom)

1. Standard bucket capacity: 0.5m ³ (optional 0.32~0.63m ³ to adapt to different working conditions) from Japan ..

2. Maximum excavation depth: 6030mm; vertical wall excavation depth: 5520mm ..

3. Maximum excavation radius on the ground: 8620mm; maximum unloading height: 6100mm

4. Excavation force: bucket excavation force of 95kN; boom excavation force of 62kN

5. Rotary system: Rotary speed of 10rpm; Rotary pressure 230bar; Standard rotary brake buffer valve H-CPC

##4、 Core parameters of hydraulic system

1. Main pump: Load sensing electrically controlled variable displacement piston pump, total flow rate 142L/min

2. System working pressure: main hydraulic pressure of 304 bar; Pilot system 41.2 bar

3. Energy saving regeneration circuit: hydraulic regeneration for boom descent and boom retraction, reducing fuel consumption by 10%+

4. Equipped with spare hydraulic pipelines for breaking hammers, supporting quick change fittings, wood grabbing tools, spiral drills, and other accessories

5. Operation mode: E economy and fuel saving mode/P standard heavy-duty mode

##5、 Chassis and body configuration

1. Standard track shoe width 500mm, optional 600/700mm widened wetland track

2. Double pin reinforcement design for supporting wheels, fully sealed lubricated track assembly, longer wear resistance life

3. Chassis extension design, ground contact