CHETRA LLC es una empresa rusa que realiza en exclusiva la maquinaria de destino industrial y las piezas de repuesto con la marca CHETRA de produccion de la planta Promtraсtor
Es una topadora economica y maniobrable para la construccion urbana y vial. Debido a su peso y dimensiones reducidos, es móvil durante el transporte y cuando se trabaja en espacios limitados se puede transportar en helicóptero. La cómoda cabina electrohidráulica con sistema de aire acondicionado asegura la máxima comodidad al operador.
Modelo del motor: ЯМЗ-236 НБ-2 / Cummins QSB6.7
Potencia nominal, kW (CV): 121 (165) / 121 (165)
Potencia de funcionamiento, kW (CV): 110 (150) / 110 (150)
Peso operativo, t: de 16 a 21,8
Las especificaciones se indican como referencia en 01 modificacion de la topadora, para aclararlas, debe comunicarse con un empleado de la empresa.
| Model | Т-9.01Ya | Т-9.01К | Т-9.01YaМ | Т-9.01КМ |
|---|---|---|---|---|
| Type | Full-tracked | |||
| Drawbar category | 9 | |||
| Engine, model | YaMZ-236 NB-2 | Cummins QSB6.7 | YaMZ-236 NB-2 | Cummins QSB6.7 |
| Rated power, kW (h.p.) | 121 (165) | |||
| Operating power, kW (h.p.) | 110 (150) | |||
| Engine capacity, l | 11,15 | 6,7 | 11,15 | 6,7 |
| Specific fuel consumption at operating power, g/kWh (g/HP-hr), not more | 238 (175) | 225 (165) | 238 (175) | 225 (165) |
| Transmission, type | Hydromechanical | |||
| Tractor idle speed, km/h, in forward/backward gear | ||||
| I transmission | 3,8 / 5,0 | |||
| II transmission | 6,9 / 9,1 | |||
| III transmission | 11,1 / 14,4 | |||
| Undercarriage | Three-point semirigid suspension with remote bogie trunnion | |||
| Number of track rollers (on each side) | 6 | 6 | 7 | 7 |
| Number of support rollers (on each side) | 2 | |||
| Tracks | aggregated, with a single grouser | |||
| Grouser height, mm | 55 | 55 | 65 | 65 |
| Shoe width, mm | 560 | 560 | 910 | 910 |
| Clearance, mm, no less | 460 | 460 | 467 | 467 |
| Tractor wheeltrack, mm, no less | 1 780 | 1 780 | 2 120 | 2 120 |
| Base, mm | 2 470 | 2 470 | 2 945 | 2 945 |
| Bearing area, sq.m | 2,77 | 2,77 | 5,36 | 5,36 |
| Ground pressure, kgf/sq. cm, not more | 0,69 | 0,69 | 0,39 | 0,39 |
| Fuel tank, l | 280 | |||
| Ripper attachment | ||||
| Type | Unregulated single/multi-tooth | |||
| Teeth number | 1 / 3 | |||
| Weight, kg | 630 / 905 | |||
| Max penetration, mm | 455 | |||
| Bulldozer attachments | ||||
| Blade | hemispherical | hemispherical | straight | straight |
| Length x Height, mm | 3 154 х 1 273 | 3 154 х 1 273 | 4 185 х 1 002 | 4 185 х 1 002 |
| Storage tank, sq.m | 4,28 | 4,28 | 3,26 | 3,26 |
| Height above bearing surface, mm. | 1 000 | 1 000 | 1 100 | 1 100 |
| Blade penetration, mm . | 490 | 490 | 440 | 440 |
| Max. tilt control, degrees | ±7 | ±7 | ±9 | ±9 |
| Weight, kg | 2 118 | 2 118 | 2 590 | 2 590 |
| Winch | ||||
| Maximum winch effort of locomotive unit, kgf, not less: | 15000 | |||
| Winch rope length, m | 84 | |||
| Winding speed of first layer of rope on the winch drum (calculated), m/min, no less: | 13 | |||
| Overall dimensions of the tractor without attachments not more than | ||||
| Length, mm | 4 260 | |||
| Width, mm | 2 340 | 2 340 | 3 030 | 3 030 |
| Height, mm | 3 402 | 3 402 | 3 420 | 3 420 |
| Total weight (standard features, with full fueling, blade, ripper, operator), not more, kg | 18 885 | 18 885 | 21 830 | 21 830 |