CHETRA LLC is the Russian company that exclusively sells industrial machinery and spare parts under the brand CHETRA manufactured by Promtractor plants
This is a medium-capacity pipelayer used for construction of pipelines of diameter from 600 to 1000 mm. Sufficient track gauge and large weight of the machine ensure stable operation at maximum boom outreach. It is additionally equipped with front and rear towing devices. Special protection of the engine and the radiator is provided.
Engine: YaMZ-238-DE2-28 / Cummins QSМ11
Power, kW (h.p.): 243 (330) / 246 (335)
Weight: 45,400 kg
Lifting capacity, t: 31-65,7
Boom lengths: 7.6 m, 9 m
Technical specifications are given for reference, please address to the employee of the company for their specifications
Model | TG-302Ya |
TG-302К |
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Type | Full-tracked | |||
Engine, model | YaMZ-238DE2-28 |
Cummins QSM11 |
||
Rated power, kW (h.p.) |
243 (330) |
246 (335) | ||
Operating power, kW (h.p.) |
228 (310) |
232 (315) | ||
Engine capacity, l | 14,86 |
11 |
||
Specific fuel consumption at operating power, g/kWh (g/HP-hr), not more | 245 (180) | 227 (167) | ||
Transmission, type | Hydromechanical | |||
Tractor idle speed, km/h, in forward/backward gear | ||||
I transmission |
3,8 / 5,0 |
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II transmission |
6,8 / 8,7 |
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III transmission | 11 / 13,7 | |||
Undercarriage | The undercarriage consists of two tracked bogies with rigid suspension | |||
Number of track rollers (on each side) | 8 | |||
Number of support rollers (on each side) | 2 | |||
Tracks | aggregated, with a single grouser | |||
Grouser height, mm | 77,5 | |||
Shoe width, mm | 710 | |||
Clearance, mm, no less | 540 | |||
Tractor wheeltrack, mm, no less | 2 300 | |||
Base, mm | 3 560 | |||
Bearing area, sq.m | 5,06 | |||
Ground pressure, kgf/sq. cm, not more | 1,06 | |||
Fuel tank, l | 400 | |||
Lifting capacity with counterweight extended, t (at boom 1.22m/2.5m) | 65,7 / 31 | |||
Boom | ||||
Type | of box-like section, A-shaped | |||
Length, m | 7,6 / 9 | |||
Weight, kg | 2 320 / 2 630 | |||
Winch | ||||
Gear type |
two-stage planetary gear system |
|||
Hook lifting (lowering) speed, m/min | 6,9-22 | |||
Winch rope length, mm | 19,5 | |||
Winch (load/boom) rope length , m: | ||||
standard boom (7 m) |
74 / 68 |
|||
Long boom (9 m) | 84 / 78 | |||
Overall dimensions of the pipe layer with a counterweight and a maximally raised boom, not more, mm: | ||||
Length, mm |
5 186 |
|||
Width, mm | 4 780 | |||
height (boom 7/9 m), mm | 8 600 / 10 000 | |||
Operational weight, not more, t |
45,4 |