Buldoexcavatoare, 434
Buldoexcavatoare
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Buldoexcavatorul Cat® 434 dispune de un motor C3.6 Stage V, un confort imbunatatit pentru operator, performante mai mari de ridicare, optiune de transmisie PowerShift, monitoare interactive, sistem hidraulic puternic si eficient, moduri de gestionare a puterii de operare si tehnologie Product Link™.
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Descriere
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Engine
| Power - Net | 68 kW |
Engine - EU Stage V (Standard)
| Net Torque - SAE J1349 | 436 N·m |
| Displacement | 3.6 l |
| Note (2) | No derating required up to 3048 m altitude. Auto derate protects hydraulic and transmission systems. |
| Bore | 98 mm |
| Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler and alternator. |
| Torque Rise (net) | 48% @ 1,500 rpm |
| Stroke | 120 mm |
| Emissions | Meets EU Stage V emission standards. |
| Net Power Rating at 2,200 rpm - ISO 9249 | 68 kW/92 hp |
| Ratings at 2,200 rpm - Gross Power SAE J1995 | 76 kW/103 hp |
| Ratings at 2,200 rpm - Gross Power ISO 14396 | 74 kW/101 hp |
| Net Power Rating at 2,200 rpm - SAE J1349 | 68 kW/92 hp |
| Engine | C3.6 74.5 kW Electronic Turbo Intercooled |
Weights
| Operating Weight - Nominal | 9170 kg |
| Operating Weight - Maximum | 11500 kg |
| Ride Control | 15 kg |
| Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - GP | |
| Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - GP | |
| Air Conditioning | 32 kg |
| Extendible Stick - Excludes Front Counterweight | 203 kg |
| Counterweights - Base | 115 kg |
| Counterweights - Maximum | 115 kg |
| Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - MP | |
| Operating Weight | 9170 kg |
| MP Bucket (1.15 m3/1.50 yd3) - Without Fold-Over Forks | 776 kg |
| Auto-Shift Transmission | 109 kg |
| Operating Weight - ROPS Capacity - Maximum | 11500 kg |
| Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - MP | |
| MP Bucket (1.15 m3/1.50 yd3) - With Fold-Over Forks | 975 kg |
| Total Gross Weight Not to Exceed | 11500 kg |
| Note | 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. |
| Cab - ROPS/FOPS | Standard |
Transmission - Power Shuttle Transmission (Standard)
| Forward - 3rd | 21 km/h |
| Forward - 1st | 6 km/h |
| Reverse - 4th | 36 km/h |
| Reverse - 3rd | 21 km/h |
| Reverse - 2nd | 9 km/h |
| Reverse - 1st | 6 km/h |
| Forward - 4th | 36 km/h |
| Forward - 2nd | 9 km/h |
Transmission - Powershift Transmission (Optional)
| Forward - 2nd | 10 km/h |
| Reverse - 3rd | 27 km/h |
| Forward - 4th | 40 km/h |
| Reverse - 2nd | 12 km/h |
| Reverse - 1st | 6 km/h |
| Forward - 3rd | 20 km/h |
| Forward - 1st | 6 km/h |
Transmission - Auto-Shift Transmission with Lock-Up Torque Converter (Optional)
| Forward - 6th | 40 km/h |
| Forward - 4th | 20 km/h |
| Reverse - 3rd | 27 km/h |
| Reverse - 1st | 6 km/h |
| Forward - 3rd | 12 km/h |
| Forward - 5th | 27 km/h |
| Forward - 1st | 6 km/h |
| Forward - 2nd | 10 km/h |
| Reverse - 2nd | 12 km/h |
Axle Ratings
| Front Axle (2WD) - Dynamic | 9186 kg |
| Front Axle (AWD) - Dynamic | 9186 kg |
| Front Axle (AWD) - Static | 22964 kg |
| Front Axle (2WD) - Static | 22964 kg |
| Rear Axle - Dynamic | 9186 kg |
| Rear Axle - Static | 22964 kg |
Hydraulic System
| System Pressure - Loader | 250 bar |
| System Pressure - Backhoe | 250 bar |
| Pump Capacity @ 2,200 rpm | 160 l/min |
| Type | Closed Center |
| Pump Type | Variable-Flow, Axial Piston |
Steering
| AWD Cylinder, One (1) Double Acting - Rod Diameter | 42 mm |
| AWD Cylinder, One (1) Double Acting - Stroke | 117 mm |
| AWD Cylinder, One (1) Double Acting - Bore | 85 mm |
| Turning Circle (28" Tires) - 2WD/AWD (inner wheel not braked) - Outside Widest Loader Bucket | 12.6 m |
| Turning Circle (28" Tires) - 2WD/AWD (inner wheel not braked) - Outside Front Wheels | 9.8 m |
| Type | Front Wheel |
| Power Steering | Hydrostatic |
Service Refill Capacities
| Rear Axle - Planetaries | 1.7 l |
| Cooling System - A/C | 17.5 l |
| Front Axle (AWD) - Planetaries | 1.7 l |
| Transmission - Power Shuttle - 2WD | 18 l |
| Engine Oil - With Filter | 9 l |
| Diesel Exhaust Fluid | 19 l |
| Hydraulic Tank | 42 l |
| Front Axle (AWD) | 14 l |
| Rear Axle | 16 l |
| Transmission - Power Shuttle - AWD | 18 l |
| Fuel Tank | 160 l |
| Hydraulic System | 95 l |
| Transmission (Powershift) - AWD | 19 l |
Transmission
| Note | Travel speeds of backhoe loader at full throttle, when equipped with 440/80-28 rear tires. |