Description

1.the lower frame with enhanced X-frame, slewing ring, drag wheel bearings, guide seat, anti-deformation ability, can adapt to more harsh conditions, to ensure operational stability;
2.the working device of a new generation of work devices, the key hinge and structure of the finite element analysis and optimization, the key weld using ultrasonic impact enhancement technology, MTS structural fatigue calibration system to prove fatigue life can be increased by 60%;
3.on the platform of the new design on the platform, using the strengthening of the large floor and a large floor and 20 tons of side beams, carrying capacity, impact resistance more resilient;
4.radiator a new generation of all-aluminum radiator, romantic flow, excellent heat dissipation, the system operating temperature is more stable, effective to ensure component life, even in the 50 ℃ environment can also work continuously.
5.electrical plug-in components world-class electrical plug-in components, waterproof level to IP56 level, more reliable.
Engine
Engine model:ISUZU BB-4BG1TRP
Output power of engine:72.7/2200KW/rpm
Max torque/speed:337.6/1600N.m/rpm
Displacement:4.329L

Main performance
Travel speed:5.16/3.03Km/h
Slewing speed:12.3r/min
Gradient capability:≤35°
Ground pressure:40KPa
Digging capacity of bucket:85KN
Digging capacity of bucket rod:65KN
Max traction force:134KN

Hydraulic system
Main pump:Two plunger pumps
Rated flow of main pump:2*123L/min
Pressure of main sadety valve:31.4/34.3MPa
Pressure of traveling system:34.3MPa
Pressure of swing system:25MPa
Pressure of pilot system:3.9MPa

Locomotion: crawler
Type: swing
Applications: for construction, for underground mining
Operating weight: 13,200 kg (29,101.02 lb)
Engine power: 86 kW (116.9 hp)