1. Cummins diesel engine, water cooled, direct injection, turbo-charged and after cooled, Electric control, it satisfies the emission requirement of Europe standard, grade II 2. Control of constant power of single pump, limited power of three pumps for reasonable distribution of power 3. Starting with zero displacement so as to reduce the moment of resistance at starting 4. T echnique with pressure cut to protect hydraulic system and reduce the system heat 5. Secondary overloading for swing and normal closed brake for swing and travel ensure smoothly brake 6. Integrated oil& water cooler with compact conformation 7. The working attachment realized automatic level crowding with bucket to increase the bucket filling factor 8. Attachment designed by CAD, case shape and casting-welding structure realizing the high strength 9. Automatic central lubrication two pumps of system by control of micro-electronics to save daily lubrication 10. Better reliability with Parker hose &seals and Trelleborg cylinder seals 11. The Technique with disassembled undercarriage which is advanced to transport the machine quickly 12. Nitrogen dash control is the exclusive technology in domestic with a long cushion stroke and excellent shockabsorbing capacity 13. LCD displayer, electronic monitoring & alarm, trouble record system 14. Cab with fixed elevation and integrated is provided with large tri-dimensional ventilation, fresh air circulation, large capacity air condition without fluorine 15. The operator's cab with the wide vision field and the streamlined appearance, matching the decoration and function with human nature, and offering the working environment in a car.No. Item Unit Data Face shovel Backhoe 1 Machine weight t 125 116 2 Bucket capacity Standard m 3 6.5 5.0 Range m 3 6.0~8.0 3.5~7.0 3 Diesel engine Model QSK19-C700 Power /Speed kW/rpm 522/2100 Fuel tank Capacity L 1205 4 Hydraulic system Type Three pumps and three loops, limit load variable system Max. pressure of main oil circuit MPa 32 Max. flow of main oil circuit L/min 2×522 Swing type Independence open type Flow of swing oil 1×522 Operating style Pilot control Hydraulic oil tank capacity L 1300 5 Performance Swing speed r/min 5.8 Travel speed km/h 2.4 Max. pulling force k N 713 Gradeability % 70 Ground pressure MPa 0.127 Circulating time of operation s 22 6 Working date Boom length mm 5450 7800 Stick length mm 3700 3400 Max. digging radius mm 11332 13405 Max. digging depth mm 3330 7315 Max. digging height mm 11870 12529 Max. unloading height mm 9400 8958 Max. digging force of stick KN 505 416 Max. breakout force of bucket KN 470 550 No. Component Name Model Manufacturer 1 Diesel engine QSK19-C700 Cummins/America 2 Main pump A11VO260 Rexroth/Germany 3 Swing pump A11VO260 Rexroth/Germany 4 Main valve 8M8-32 Rexroth/Germany 5 Double join valves 2M0-32 Rexroth/Germany 6 Swing motor A2FE160 Rexroth/Germany 7 Swing reduction gear GFB110T3 Rexroth/Germany 8 Travel motor A2FE180 Rexroth/Germany 9 Travel reduction gear GFT220T3 Rexroth/Germany 10 Armrest Pilot Valves 4TH6E70 Rexroth/Germany 11 Foot pedal pilot valves 4TH6NR Rexroth/Germany 12 Logical valve 026710 Rexroth/Germany 13 Solenoid valve 4WE6C Rexroth/Germany 14 Track Ass. ITM or Berco/Italy 15 Driver’s Seat Grammer/China 16 Hydraulic hose + System seal Parker/America 17 Cylinder seal Trelleborg/America 18 Automatic lubricating system BEKA/ America or LINCOLN/America 19 Air-condition Wuhan Jingdong/China
