STET
444F2 - RETROESCAVADORAS
- ColeçãoRETROESCAVADORAS
Descrição
The Cat® 444F2 Backhoe Loader delivers performance, increased fuel efficiency, superior hydraulic system and an all new operator station.
Informações Tećnicas
- Power - Net: 70 kW
- Operating Weight - Nominal: 9606 kg
- Operating Weight - Maximum: 11500 kg
Mais informações
Engine
- Power - Net: 70 kW / 95.2 HP
Engine - EU Stage IV Standard Offering
- Bore: 105 mm / 4.13 in
- Displacement: 4.4 l / 268.5 in³
- Emissions: Meets EU Stage IV emission standards.
- Maximum Torque - 1,400 rpm: 438 N·m / 323 ft·lbf
- Model: C4.4 ACERT Electronic Turbo Intercooled
- Net Power - 2,200 rpm - 80/1269/EEC: 70 kW / 95.2 HP
- Net Power - 2,200 rpm - ISO 9249: 70 kW / 95.2 HP
- Rated Power (Standard) - 2,200 rpm - Gross - ISO 14396: 74.4 kW / 101.2 HP
- Stroke: 127 mm / 5 in
- Torque Rise - 1,400 rpm - Net: 46%
Weights
- Operating Weight - Nominal: 9606 kg / 21178 lb
- Operating Weight - Maximum: 11500 kg / 25353 lb
- 4.3 m Stick - Excluding Front Counterweight: 199 kg / 438.7 lb
- 4.9 m Stick - Excluding Front Counterweight: 354 kg / 780.4 lb
- Air Conditioning: 34 kg / 75 lb
- Counterweights - Base: 115 kg / 253.5 lb
- Loader, IT with Quick Coupler: 365 kg / 804.7 lb
- MP Bucket (1.15 m3/1.50 yd3) - With Fold-Over Forks: 927 kg / 2043.7 lb
- MP Bucket (1.15 m3/1.50 yd3) - Without Fold-Over Forks: 767 kg / 1691 lb
- Operating Weight: 9606 kg / 21178 lb
- Operating Weight - ROPS Capacity - Maximum: 11500 kg / 25353 lb
- Ride Control: 11 kg / 24.3 lb
- Pin On - Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - GP: 0 kg / 0 lb
- Pin On - Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - MP: 0 kg / 0 lb
- Pin On - Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - GP: 0 kg / 0 lb
- Pin On - Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - MP: 0 kg / 0 lb
- Quick Coupler - Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - GP: 115 kg / 253.5 lb
- Quick Coupler - Minimum Counterweight Recommendations - Extendible Stick: Loader Bucket - MP: 115 kg / 253.5 lb
- Quick Coupler - Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - GP: 115 kg / 253.5 lb
- Quick Coupler - Minimum Counterweight Recommendations - Standard Stick: Loader Bucket - MP: 115 kg / 253.5 lb
Hydraulic System
- Maximum Pump Capacity: 163 l/min / 42.3 gal/min
- System Pressure - Backhoe: 250 bar / 3626 psi
- System Pressure - Loader: 250 bar / 3626 psi
- Type: Closed Center
- Pump Type: Variable-flow, Axial Piston
Steering
- AWD Cylinder, One (1) Double Acting - Bore: 65 mm / 2.6 in
- AWD Cylinder, One (1) Double Acting - Rod Diameter: 65 mm / 2.6 in
- AWD Cylinder, One (1) Double Acting - Stroke: 120 mm / 4.7 in
- Turning Circle - AWD (inner wheel not braked) - Outside Front Wheels: 9.8 m / 32 ft
- Turning Circle - AWD (inner wheel not braked) - Outside Widest Loader Bucket: 12.6 m / 41.3 ft
- Type: Front Wheel
- Power Steering: Hydrostatic
- AWD Cylinder, One (1) Double Acting - Axle Oscillation: 7 mm / 0.3 in
Service Refill Capacities
- Cooling System: 22 l / 5.8 gal (US)
- Engine with Oil Filter: 8.8 l / 2.3 gal (US)
- Front Axle (AWD) - Center Housing: 14 l / 3.7 gal (US)
- Front Axle (AWD) - Planetaries: 1.7 l / 0.4 gal (US)
- Fuel Tank: 160 l / 42.3 gal (US)
- Hydraulic System: 95 l / 25.1 gal (US)
- Hydraulic Tank: 40 l / 10.6 gal (US)
- Rear Axle - Center Housing: 16 l / 4.2 gal (US)
- Rear Axle - Planetaries: 1.7 l / 0.4 gal (US)
- Transmission - Auto-Shift - AWD: 19 l / 5 gal (US)
- Diesel Exhaust Fluid: 19 l / 5 gal (US)
Transmission - Auto-Shift
- Forward - 1st: 6 km/h / 3.7 mT/hr
- Forward - 2nd: 9.6 km/h / 6 mT/hr
- Forward - 3rd: 12.5 km/h / 7.8 mT/hr
- Forward - 4th: 19.6 km/h / 12.2 mT/hr
- Forward - 5th: 26.8 km/h / 16.7 mT/hr
- Forward - 6th: 40 km/h / 24.9 mT/hr
- Reverse - 1st: 6 km/h / 3.7 mT/hr
- Reverse - 2nd: 12.5 km/h / 7.8 mT/hr
- Note: Travel speeds of Two Wheel Drive backhoe loader at full throttle, when equipped with 440/80R28 rear tires & HRC 74.5 kW engine.
- Reverse - 3rd: 27.2 km/h / 16.9 mT/hr
Transmission - Auto-Shift* (Lock-Up)
- Forward - 1st: 6 km/h / 3.7 mile/h
- Forward - 2nd: 9.6 km/h / 6 mile/h
- Forward - 3rd: 12.5 km/h / 7.8 mile/h
- Forward - 4th: 19.6 km/h / 12.2 mile/h
- Forward - 5th: 25.5 km/h / 15.8 mile/h
- Forward - 6th: 40 km/h / 24.9 mile/h
- Reverse - 1st: 6 km/h / 3.7 mile/h
- Reverse - 2nd: 12.5 km/h / 7.8 mile/h
- Note (1): *Auto-shift (lock-up) is an optional extra.
- Note (2): Travel speeds of Two Wheel Drive backhoe loader at full throttle, when equipped with 440/80R28 rear tires & HRC 74.5 kW engine.
- Reverse - 3rd: 27.2 km/h / 16.9 mile/h
Cat® C4.4 ACERT™ Engine - Optional
- Gross Power - ISO 14396: 82 kW / 111.5 HP
- Net Power - ISO 9249: 77.6 kW / 104 HP
Cat® C4.4 ACERT™ Engine - Standard
- Gross Power - ISO 14396: 74.4 kW / 101.2 HP
- Net Power - ISO 9249: 70 kW / 95.2 HP
Axles - All Wheel Drive (AWD)
- Features (1): Heavy-duty rear axle with self adjusting inboard brakes, differential lock and final drives.
- Features (2): AWD is engaged by front console panel switch or by brake pedal during all-wheel-braking operation.
- Features (3): AWD can be engaged on the move, under load, in any gear, forward or reverse.
- Features (4): AWD has outer final drives for easy maintenance.
- Features (5): AWD front axle is pendulum mounted and permanently sealed and lubricated, requiring no daily maintenance.
- Features (6): AWD also features double-acting steering cylinder with 52° steering angle for increased maneuverability.
Brakes
- Type: Fully enclosed boosted, hydraulic, multiple discs.
- Features (1): Inboard oil-immersed, hydraulically actuated multiple Kevlar discs on final drive input shaft.
- Features (2): Completely enclosed and sealed.
- Features (3): Self-adjusting.
- Features (4): Dual foot-operated boosted brake pedals can be interlocked for roading.
- Features (5): Parking/secondary brakes are independent of the service brake system.
- Features (6): Parking brake is mechanically applied through a hand lever located in the right side console.
- Features (7): Meets ISO 3450:1996 requirements.
Axle Ratings
- Front Axle (AWD) - Dynamic: 9186 kg / 20252 lb
- Front Axle (AWD) - Static: 22964 kg / 50627 lb
- Rear Axle - Dynamic: 9186 kg / 20252 lb
- Rear Axle - Static: 22964 kg / 50627 lb
Backhoe Digging Depth
- Digging Depth - SAE Maximum - E-Stick Extended - 4.26 m: 5312 mm / 17.43 ft
- Digging Depth - SAE Maximum - E-Stick Extended - 4.87 m: 5707 mm / 18.72 ft
- Digging Depth - SAE Maximum - E-Stick Retracted - 4.26 m: 4335 mm / 14.22 ft
- Digging Depth - SAE Maximum - E-Stick Retracted - 4.87 m: 4686 mm / 15.37 ft
- Digging Depth - SAE Maximum - Standard Stick: 4331 mm / 14.21 ft
Engine - EU Stage IV Optional Offering
- Bore: 105 mm / 4.13 in
- Displacement: 4.4 l / 268.5 in³
- Emissions: Meets EU Stage IV emission standards.
- Maximum Torque - 1,400 rpm: 439 N·m / 324 ft·lbf
- Model: C4.4 ACERT Electronic Turbo Intercooled
- Net Power - 2,200 rpm - 80/1269/EEC: 77.6 kW / 105.6 HP
- Net Power - 2,200 rpm - ISO 9249: 77.6 kW / 105.6 HP
- Rated Power (Standard) - 2,200 rpm - Gross - ISO 14396: 82 kW / 111.5 HP
- Stroke: 127 mm / 5 in
- Torque Rise - 1,400 rpm - Net: 32%
Noise Level
- Inside Cab: 74 dB(A) / 74 dB(A)
- Outside Cab: 100 dB(A) / 100 dB(A)