CAT 444
A retroescavadora Cat® 444 fornece um motor C3.6 Stage V, conforto e controlo óptimos do operador, ecrãs interactivos, uma transmissão powershift, uma lança Escavadora, hidráulica potente e eficiente, modos de gestão de potência, e Product Link™.
Especificações
| Peso Operacional | 9462 kg |
|---|---|
| Observação | Machine Configuration – HRC 74.5 kW engine; 4.3 m standard stick hoe; standard cab with A/C; AWD auto-shift transmission; 1.3 m³ MP loader bucket; 600 mm standard duty hoe bucket; 440/80R28 tires; no counterweight; 80 kg operator; full fuel tank. |
| Power – Net | 68 kW |
|---|
| Operating Weight – Nominal | 9462 kg |
|---|---|
| Operating Weight – Maximum | 11500 kg |
| 4.3 m Extendible Stick – Excluding Front Counterweight | 199 kg |
| 4.9 m Extendible Stick – Excluding Front Counterweight | 355 kg |
| Air Conditioning | 32 kg |
| All-Wheel Drive | Standard |
| Auto-Shift Transmission | Standard |
| Cab – ROPS/FOPS | Standard |
| Counterweights – Maximum | 115 kg |
| Loader, IT with Quick Coupler | 185 kg |
| Minimum Counterweight Recommendations – Extendible Stick – Loader Bucket – IT Loader with QC – GP | 115 kg |
| Minimum Counterweight Recommendations – Extendible Stick – Loader Bucket – IT Loader with QC – MP | 115 kg |
| Minimum Counterweight Recommendations – Extendible Stick – Loader Bucket – No QC – GP | |
| Minimum Counterweight Recommendations – Extendible Stick – Loader Bucket – No QC – MP | |
| Minimum Counterweight Recommendations – Standard Stick – Loader Bucket – IT Loader with QC – GP | 115 kg |
| Minimum Counterweight Recommendations – Standard Stick – Loader Bucket – IT Loader with QC – MP | 115 kg |
| Minimum Counterweight Recommendations – Standard Stick – Loader Bucket – No QC – GP | |
| Minimum Counterweight Recommendations – Standard Stick – Loader Bucket – No QC – MP | |
| MP Bucket (1.3 m³/1.7 yd³) – with Fold-over Forks | 1020 kg |
| MP Bucket (1.3 m³/1.7 yd³) – without Fold-over Forks | 841 kg |
| Operating Weight – ROPS Capacity – Maximum | 11500 kg |
| Ride Control | 15 kg |
| Total Gross Weight Not to Exceed | 11500 kg |
| Engine Oil – With Filter | 9 l |
|---|---|
| Cooling System – A/C | 17.5 l |
| Rear Axle | 16 l |
| Rear Axle – Planetaries | 1.7 l |
| Front Axle | 14 l |
| Front Axle – Planetaries | 1.7 l |
| Tipo de Bomba | Variable-Flow, Axial Piston |
|---|---|
| Tipo | Closed Center |
| Tanque de Combustível | 160 l |
|---|---|
| Fluido de Escape Diesel | 19 l |
| Reservatório Hidráulico | 42 l |
| Sistema Hidráulico | 95 l |
| Front Axle (AWD) – Dynamic | 9186 kg |
|---|---|
| Front Axle (AWD) – Static | 22964 kg |
| Rear Axle – Dynamic | 9186 kg |
| Rear Axle – Static | 22964 kg |
| Bore | 98 mm |
|---|---|
| Displacement | 3.6 l |
| Emissions | Meets EU Stage V emission standards. |
| Engine | C3.6 82 kW Electronic Turbo Intercooled |
| Net Power Rating at 2,200 rpm – ISO 9249 | 75 kW/102 hp |
| Net Power Rating at 2,200 rpm – SAE J1349 | 76 kW/103 hp |
| Net Torque – SAE J1349 | 485 N·m |
| Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler and alternator. |
| Note (2) | No derating required up to 3048 m altitude. Auto derate protects hydraulic and transmission systems. |
| Ratings at 2,200 rpm – Gross Power ISO 14396 | 82 kW/111 hp |
| Ratings at 2,200 rpm – Gross Power SAE J1995 | 84 kW/114 hp |
| Stroke | 120 mm |
| Torque Rise (net) | 48% @ 1,500 rpm |
| Note (3) | Advertised power is tested per the specified standard in effect at the time of manufacture. |
| Bore | 98 mm |
|---|---|
| Displacement | 3.6 l |
| Emissions | Meets EU Stage V emission standards. |
| Engine | C3.6 74.5 kW Electronic Turbo Intercooled |
| Net Power Rating at 2,200 rpm – ISO 9249 | 68 kW/92 hp |
| Net Power Rating at 2,200 rpm – SAE J1349 | 68 kW/92 hp |
| Net Torque – SAE J1349 | 436 N·m |
| Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler and alternator. |
| Note (2) | No derating required up to 3048 m altitude. Auto derate protects hydraulic and transmission systems. |
| Ratings at 2,200 rpm – Gross Power ISO 14396 | 74 kW/101 hp |
| Ratings at 2,200 rpm – Gross Power SAE J1995 | 76 kW/103 hp |
| Stroke | 120 mm |
| Torque Rise (net) | 48% @ 1,500 rpm |
| Note (3) | Advertised power is tested per the specified standard in effect at the time of manufacture. |
| Pump Capacity @ 2,200 rpm | 187 l/min |
|---|---|
| System Pressure – Backhoe | 250 bar |
| System Pressure – Loader | 250 bar |
| AWD Cylinder, One (1) Double Acting – Axle Oscillation | 8 mm |
|---|---|
| AWD Cylinder, One (1) Double Acting – Bore | 85 mm |
| AWD Cylinder, One (1) Double Acting – Rod Diameter | 42 mm |
| AWD Cylinder, One (1) Double Acting – Stroke | 117 mm |
| Turning Circle (28″ Tires) – 2WD/AWD (inner wheel not braked) – Outside Front Wheels | 9.8 m |
| Turning Circle (28″ Tires) – 2WD/AWD (inner wheel not braked) – Outside Widest Loader Bucket | 12.59 m |
| Type | Front Wheel |
| Power Steering | Hydrostatic |
| Observação | Travel speeds of backhoe loader at full throttle, when equipped with 440/80R28 Rear Tires and HRC 74.4 kW Engine. |
|---|
| Forward – 1st | 6 km/h |
|---|---|
| Forward – 2nd | 10 km/h |
| Forward – 3rd | 12 km/h |
| Forward – 4th | 20 km/h |
| Forward – 5th | 27 km/h |
| Forward – 6th | 40 km/h |
| Reverse – 1st | 6 km/h |
| Reverse – 2nd | 12 km/h |
| Reverse – 3rd | 27 km/h |
| Forward – 1st | 6 km/h |
|---|---|
| Forward – 2nd | 10 km/h |
| Forward – 3rd | 12 km/h |
| Forward – 4th | 20 km/h |
| Forward – 5th | 27 km/h |
| Forward – 6th | 40 km/h |
| Reverse – 1st | 6 km/h |
| Reverse – 2nd | 12 km/h |
| Reverse – 3rd | 27 km/h |
Galeria de imagens
