Equipamentos > Máquinas > PÁS CARREGADORAS DE RODAS > Pás Carregadoras Pequenas (60 - 150 kW)

938M - PÁS CARREGADORAS DE RODAS

A Pá Carregadora de Rodas Cat® 938M define o padrão de produtividade, eficiência de combustível e conforto do operador. A articulação otimizada da barra em Z Cat® oferece o desempenho de carregamento rápido de uma barra tradicional. Apresenta um paralelismo e capacidade de manipulação de carga de um porta-ferramentas. O motor C7.1 ACERT de alto torque e baixa velocidade trabalha em conjunto com um trem de força hystat inteligente para fornecer eficiência de combustível standard. Esta máquina atende aos padrões de emissão Nível 4 Final / Estágio V com um Módulo de Emissão Limpo e ecológico, projetado para se concentrar no seu trabalho. Experimente a nova referência do setor.

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Informação Técnica

Rated Net Power

136 kW

Peso de Operação

16229 kg

Capacidades do Balde

2.5-5.0 m³ (3.2-6.5 yd³)

Unidade

Motor

Modelo do Motor

Cat C7.1 ACERT**

Maximum Rated Potência Bruta - ISO 14396

140 kW

188 HP

Maximum Rated Potência Bruta - ISO 14396 (DIN)

140 kW

190 HP

Maximum Rated Potência Bruta - ISO 14396 (DIN) (Performance Power Mode: Range 1-4)

142 kW

190 HP

Maximum Rated Potência Bruta - ISO 14396 (Performance Power Mode: Range 1-4)

140 kW

188 HP

Maximum Rated Potência Bruta - Maximum Engine Speed (Performance Power Mode: Range 1-4)

1800 r/min

Rated Net Power

136 kW

182 HP

Rated Net Power - 1,800 rpm - ISO 9249 (1977)/EEC 80/1269 at Minimum Fan Speed (Performance Power Mode: Range 1-4)

137 kW

184 HP

Rated Net Power - 1,800 rpm - SAE J1349 at Minimum Fan Speed (Performance Power Mode: Range 1-4)

137 kW

183 HP

Maximum Potência Bruta

140 kW

188 HP

Bore

105 mm

4 in

Stroke

135 mm

5 in

Displacement

7.01 l

427 in³

Emissions

Engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.

Maximum Gross Torque - ISO 14396 (Performance Power Mode: Range 1-4)

900 N·m

664 ft·lbf

Maximum Gross Torque - ISO 14396 (Standard Power Mode: Range 1-3*)

870 N·m

642 ft·lbf

Maximum Net Torque - ISO 9249 (1977)/EEC 80/1269 (Performance Power Mode: Range 1-4)

852 N·m

628 lb/ft

Maximum Net Torque - ISO 9249 (1977)/EEC 80/1269 (Standard Power Mode: Range 1-3*)

852 N·m

628 lb/ft

Maximum Net Torque - SAE J1349 (Performance Power Mode: Range 1-4)

880 N·m

649 ft·lbf

Maximum Net Torque - SAE J1349 (Standard Power Mode: Range 1-3*)

850 N·m

627 ft·lbf

Maximum Rated Potência Bruta - ISO 14396 (DIN) (Standard Power Mode: Range 1-3*)

131 kW

176 HP

Maximum Rated Potência Bruta - ISO 14396 (Standard Power Mode: Range 1-3*)

129 kW

173 HP

Maximum Rated Potência Bruta - Maximum Engine Speed (Standard Power Mode: Range 1-3*)

1600 r/min

Note (1)

Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when the engine is equipped with alternator, air cleaner, emission components and fan at specified speed.

Note (2)

*Range 4 power and torque is equal to Performance Mode with Caterpillar Power by Range technology.

Note (3)

**The Cat C7.1 ACERT engine meets Tier 4 Final/Stage V off-highway emission standards.

Note (4)

Spark arrestor performance as standard – Meets performance requirements of EN 1834-1.2000 (section 6.4.2 Visual Test).

Rated Net Power - 1,600 rpm - ISO 9249 (1977)/EEC 80/1269 at Minimum Fan Speed (Standard Power Mode: Range 1-3*)

126 kW

169 HP

Rated Net Power - 1,600 rpm - ISO 9249 (DIN) at Minimum Fan Speed (Standard Power Mode: Range 1-3*)

172 mhp

Rated Net Power - 1,600 rpm - SAE J1349 at Minimum Fan Speed (Standard Power Mode: Range 1-3*)

127 kW

170 HP

Rated Net Power - 1,800 rpm - ISO 9249 (DIN) at Minimum Fan Speed (Performance Power Mode: Range 1-4)

186 mhp

Displacement (Standard Power Mode: Speed Range 1-3*)

7.01 l

427 in³

Displacement (Performance Power Mode: Speed Range 1-4)

7.01 l

427 in³

Rated Net Power - 1,600 rpm - ISO 9249 at Minimum Fan Speed (Standard Power Mode: Range 1-3*)

127 kW

170 HP

Maximum Net Torque - ISO 9249:2007 (Standard Power Mode: Range 1-3*)

852 N·m

628 ft·lbf

Rated Net Power - 1,800 rpm - ISO 9249 at Minimum Fan Speed (Performance Power Mode: Range 1-4)

137 kW

184 HP

Maximum Net Torque - ISO 9249:2007 (Performance Power Mode: Range 1-4)

882 N·m

650 ft·lbf

Maximum Potência Bruta - 1,600 rpm - ISO 14396 (DIN) (Standard Power Mode: Range 1-3*)

176 mhp

Maximum Potência Bruta - 1,800 rpm - ISO 14396 (Performance Power Mode: Range 1-4)

140 kW

188 HP

Maximum Potência Bruta - 1,800 rpm - ISO 14396 (DIN) (Performance Power Mode: Range 1-4)

190 mhp

Maximum Potência Bruta - 1,600 rpm - ISO 14396 (Standard Power Mode: Range 1-3*)

129 kW

173 HP

Baldes

Capacidades do Balde

2.5-5.0 m³ (3.2-6.5 yd³)

Capacidades do Balde - Light Material

3.1-5.0 m³ (4.0-6.5 yd³)

Capacidades do Balde - General Purpose

2.5-3.2 m³ (3.2-4.2 yd³)

Pesos

Peso de Operação

16229 kg

35778 lb

Cabine

ROPS

ISO 3471:2008

FOPS

ISO 3449:2008 Level II

Note (1)

Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.

Note (2)

The declared dynamic operator sound pressure levels per ISO 6396:2008*, when properly installed and maintained, are:
– Standard cab: 68 ±3 dB(A)
– Deluxe cab: 66 ±2 dB(A)

Note (3)

*The measurements were conducted with the cab doors and windows closed and at 70% of the maximum engine cooling fan speed. The sound level may vary at different engine cooling fan speeds.

Sistema de Ar Condicionado

Ar Condicionado

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.9 kg of refrigerant which has a CO2 equivalent of 2.717 metric tonnes.

Sistema Hidráulico de Carregadora

Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Dump (at Maximum Lift Altura)

1.5/1.7 seconds

Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Float Down (Maximum Lift to Ground Level)

2.7/2.7 seconds

Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Raise (Ground Level to Maximum Lift)

5.5/6.2 seconds

Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Total Cycle Time

9.7/10.6 seconds

Lift Cylinder, Double Acting - Bore Diameter

120 mm

4.7 in

Lift Cylinder, Double Acting - Rod Diameter

65 mm

2.6 in

Lift Cylinder, Double Acting - Stroke

789 mm

31.1 in

Maximum Flow - Implement Pump

190 l/min

50 gal/min

Maximum Flow - Implement Pump - 3rd Function*

190 l/min

50 gal/min

Maximum Flow - Implement Pump - 4th Function Maximum Flow*

160 l/min

42 gal/min

Maximum Working Pressure - Implement Pump

28000 kPa

4061 psi

Note (1)

*3rd and 4th function flow is fully adjustable from 20% to 100% of maximum flow through the secondary display, when equipped.

Note (2)

Implement system uses a dedicated load sensing variable displacement pump with dual double acting lift cylinders and a single double acting tilt cylinder.

Note (3)

Flow values listed are for a machine running in Performance Power Mode (1,800 rpm).

Relief Pressure - Tilt Cylinder

30000 kPa

4351 psi

Relief Pressure - Tilt Cylinder - 3rd and 4th Function Maximum Working Pressure

28000 kPa

4061 psi

Relief Pressure - Tilt Cylinder - 3rd and 4th Function Relief Pressure

30000 kPa

4351 psi

Tilt Cylinder, Double Acting - Bore Diameter

150 mm

5.9 in

Tilt Cylinder, Double Acting - Rod Diameter

90 mm

3.5 in

Tilt Cylinder, Double Acting - Stroke

555 mm

21.9 in

Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Raise, Ground Level to Maximum Lift

5.5 s

Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Total Cycle Time

9.7 s

Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Total Cycle Time

10.6 s

Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Dump, at Maximum Lift Altura

1.7 s

Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Dump, at Maximum Lift Altura

1.5 s

Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Raise, Ground Level to Maximum Lift

6.2 s

Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Float Down, Maximum Lift to Ground Level

2.7 s

Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Float Down, Maximum Lift to Ground Level

2.7 s

Maximum Flow - Implement Pump - 3rd Function Maximum Flow*

190 l/min

50 gal/min

Operating Specifications

Full Turn Tip Load

10028 kg

22107 lb

Trem de Força

Travões - Parking

Spring applied hydraulically released

Travões - Service

Outboard wet disc

Front Axle

Fixed

Front Axle - Traction Aid - Standard

Locking differential

Note (1)

Power train is governed by the Caterpillar exclusive Intelligent Power Management system to deliver peak performance and efficiency.

Note (2)

Differential front locking axle can be engaged on the go at full torque up to 20 km/h (12.4 mph) on the 938M.

Note (3)

Offset rims available to meet European roading requirements.

Rear Axle

Oscillating

Rear Axle - Oscillation Angle by Tire Size - 20.5 R25, 550/65, 600/65, 650/65

± 10.5 degrees

Rear Axle - Oscillation Angle by Tire Size - 23.5 R25

± 7 degrees

Rear Axle - Oscillation Angle by Tire Size - Solid Tires, 750/65, 620/65, Skidder

± 7 degrees

Rear Axle - Traction Aid - Optional

Limited slip differential

Service Refill Capacities

Cooling System

32 l

7.9 gal (US)

Diesel Exhaust Fluid (DEF) Tank

19 l

5 gal (US)

Engine Crankcase

20 l

5.3 gal (US)

Front Axles

35 l

9.2 gal (US)

Fuel Tank

195 l

51.5 gal (US)

Hydraulic System - Including Tank

170 l

44.9 gal (US)

Hydraulic Tank

90 l

23.8 gal (US)

Rear Axles

35 l

9.2 gal (US)

Transmission - Gear Box

11 l

2.9 gal (US)

Note

DEF used in Cat SCR systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1.

Direção

Maximum Flow - Steering Pump

130 l/min

34 gal/min

Maximum Steering Torque - 0° (Straight Machine)

57630 N·m

42506 ft·lbf

Maximum Steering Torque - 40° (Full Turn)

42570 N·m

31398 ft·lbf

Maximum Working Pressure - Steering Pump

24130 kPa

3500 psi

Note (1)

Steering system uses a dedicated load sensing variable displacement pump with dual double acting cylinders.

Note (2)

Flow values listed are for a machine running in Performance Power Mode (1,800 rpm).

Steering Cycle Times - Full Left to Full Right - Maximum RPM: 90 rpm Steering Wheel Speed

2.3 s

Steering Cycle Times - Full Left to Full Right - Minimum RPM: Pump Flow Limited

3.1 s

Steering Cylinder, Double Acting - Bore Diameter

80 mm

3.1 in

Steering Cylinder, Double Acting - Rod Diameter

50 mm

2 in

Steering Cylinder, Double Acting - Stroke

399 mm

15.7 in

Steering Articulation Angle - Each Direction

40°

Number of Steering Wheel Turns - Full Left to Full Right or Full Right to Full Left

3.3 turns

Steering Cycle Times - Full Left to Full Right - At 1,800 rpm: 90 rpm Steering Wheel Speed

2.3 s

Transmission

Frente and Retaguarda - Range 1*

1-13 km/h (0.6-8 mph)

Frente and Retaguarda - Range 2

13 km/h

8 mile/h

Frente and Retaguarda - Range 3

27 km/h

17 mile/h

Frente and Retaguarda - Range 4

40 km/h

25 mile/h

Note

*Creeper control allows maximum speed range adjustability from 1 km/h (0.6 mph) to 13 km/h (8 mph) in Range 1 through the secondary display, when equipped. Factory default is 7 km/h (4.4 mph).

Sound

Note (1)

European Union Directive “2000/14/EC”

Pressão média do som externo (ISO 6395: 2008)

101 dB(A)

Operator Sound Pressure (ISO 6396:2008)

72 dB(A)

Pneus

Note (1)

Other tire choices are available. Contact your Cat dealer for details.

Standard Size

20.5 R25, radial (L-3)

Note (2)

In certain applications, the loader’s productive capabilities may exceed the tire’s tonnes-km/h (ton-mph) capabilities.

Other Choices Include

20.5 R25, radial (L-2); 20.5 R25, radial (L-5); 20.5-25 12PR (L-2); 20.5-25 12PR (L-3); 20.5-25 16PR (L-5); 23.5 R25, radial (L-3); 650/65 R25 radial (L-3); Skidder/Agriculture; Solid Tires

Note (3)

Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.

Eixos

Rear

Oscillating ±11 degrees; Open differential (standard); Limited slip differential (optional)

Front

Fixed; Locking differential (standard)

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938M - PÁS CARREGADORAS DE RODAS

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