|
Excavators
EK 270LC Specifications
| Overall Dimensions |
| Transport height, mm |
 with 2.4 m arm |
2 900 |
| with 3.2 m arm |
2 910 |
| with 4.2 m arm |
3 950 |
| Transport length, mm |
| with 2.4 m arm |
10 400 |
| with 3.2 m arm |
10 450 |
| with 4.2 m arm |
10 480 |
| Track width, mm |
600; 900; 1.200 |
| Undercarriage width, mm |
3 250; 3 550; 3 850 |
| Undercarriage length, mm |
4 850 |
| Distance between tumblers, mm |
4 000 |
| Ground clearance, mm |
450 |
| Track gauge, mm |
2 650 |
| Tail swing radius, mm |
3 300 |
| Height over cab, mm |
2 900 |
| Height to upperstructure, mm |
1 160 |
| Working Ranges |
| |
2.4 m arm |
3.2 m arm |
4.2 m arm |
| Maximum digging reach, mm |
10 000 |
10 700 |
11 100 |
| Maximum digging height, mm |
10 300 |
10 900 |
10 100 |
| Maximum dumping height, mm |
7 500 |
8 000 |
7 800 |
| Maximum digging depth, mm |
6 300 |
7 000 |
7 700 |
| Maximum bucket digging force, kN |
200 |
| Maximum arm digging force, kN |
141 |
120 |
100 |
| Standard bucket nominal capacity, m3 |
1,2 |
| Engine |
| Model |
ЯМЗ-236М2 |
| Rated horsepower, kW (hp) |
132 (180)/2100 rpm |
| No. of cylinders |
6 |
| Cylinder bore, mm |
130 |
| Stroke, mm |
140 |
| Cylinder capacity, litres |
11,15 |
| Swing Gear |
| Swing torque, kNm |
54 |
| Swing speed, rpm |
11,5 |
| Track Drive Unit |
| Maximum tractive force, kN(tnf) |
270 (27) |
| Travel speeds, km/h |
0 — 1,7 — 4,4 |
| Weight and Ground Bearing Pressure |
| |
Track width, mm |
| 600 |
900 |
1200 |
| Excavator weight, kg |
27 700 |
29 000 |
31 000 |
| Ground bearing pressure, kgf/cm2 |
0,51 |
0,36 |
0,28 |
| Hydraulic System |
| Power hydraulic system |
| Maximum pump capacity, l/min |
2 x 186 |
| Maximum hydraulic system pressure, MPa |
| Attachments circuit |
32,5 |
| Track drive circuit |
28,5 |
| Swing circuit |
25,0 |
| Control hydraulic system |
| Maximum pump capacity, l/min |
20 |
| Maximum pressure, MPa |
4 |
| Cylinder bore and stroke, mm |
| boom |
140 х 1 250 |
| arm |
150 х 1 650 |
| bucket |
140 х 1 185 |
| Service Refill Capacities, litres |
| Fuel tank |
360 |
| Engine cooling system |
42 |
| Engine crankcase |
25 |
| Swing gearbox |
12,5 |
| Travel gearbox (each side) |
5,5 |
| Hydraulic system (including tank) |
400 |
|
