Retroescavadora 434
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™.
| Peso Operacional | 9170 kg |
|---|---|
| Observação | Machine Configuration – HRC 74.5 kW engine; standard stick hoe; standard cab with A/C; AWD standard shift transmission; 1.15 m3 MP loader bucket; 600 mm standard duty hoe bucket; 440/80R24 tires; no counterweight; 80 kg operator; full fuel tank. |
| Power - Net | 68 kW |
|---|---|
| Power | 74.4 kW |
| Operating Weight - Nominal | 9170 kg |
|---|---|
| Operating Weight - Maximum | 11500 kg |
| Air Conditioning | 32 kg |
| Auto-Shift Transmission | 109 kg |
| Cab - ROPS/FOPS | Standard |
| Counterweights - Base | 115 kg |
| Counterweights - Maximum | 115 kg |
| Extendible Stick - Excludes Front Counterweight | 203 kg |
| Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - GP | |
| Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - MP | |
| Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - GP | |
| Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - MP | |
| MP Bucket (1.15 m3/1.50 yd3) - With Fold-Over Forks | 975 kg |
| MP Bucket (1.15 m3/1.50 yd3) - Without Fold-Over Forks | 776 kg |
| Operating Weight - Maximum - ROPS Capacity | 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 - Dynamic | 9186 kg |
|---|---|
| Front Axle - Static | 22964 kg |
| Rear Axle - Dynamic | 9186 kg |
| Rear Axle - Static | 22964 kg |
| Dig Depth | 4827 mm/5748 mm (E-Stick) |
|---|
| Bore | 98 mm |
|---|---|
| Displacement | 3.6 l |
| Emissions | Meets EU Stage V emission standards. |
| Engine | C3.6 74.4 kW Electronic Turbo Intercooled |
| Net Power Rating @ 2,200 rpm - ISO 9249:2007 | 68 kW/92 hp |
| Net Power Rating @ 2,200 rpm - SAE J1349:2011 | 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 - Engine Power ISO 14396:2002 | 74 kW/101 hp |
| Ratings at 2,200 rpm - Gross Power SAE J1995:2014 | 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 | 160 l/min |
|---|---|
| System Pressure - Backhoe | 250 bar |
| System Pressure - Loader | 250 bar |
| Breakout Force | 60.7 kN |
|---|
| Controls | Mechanical Loader; Mechanical Hoe (Pilot Hoe Optional) |
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| Transmission (Powershift/Autoshift) | 19 l |
|---|---|
| Transmission (Standard Shift) | 18 l |
| 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) - AWD (inner wheel not braked) - Outside Front Wheels | 9.8 m |
| Turning Circle (28" Tires) - AWD (inner wheel not braked) - Outside Widest Loader Bucket | 12.6 m |
| Type | Front Wheel |
| Power Steering | Hydrostatic |
| Observação | Travel speeds of backhoe loader at full throttle, when equipped with 440/80-28 rear tires. |
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| 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 |
| Forward - 1st | 6 km/h |
|---|---|
| Forward - 2nd | 10 km/h |
| Forward - 3rd | 20 km/h |
| Forward - 4th | 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 | 9 km/h |
| Forward - 3rd | 21 km/h |
| Forward - 4th | 40 km/h |
| Reverse - 1st | 6 km/h |
| Reverse - 2nd | 9 km/h |
| Reverse - 3rd | 21 km/h |
| Reverse - 4th | 40 km/h |
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