Hitachi important safety instructions Dura-Flo 1800 Pumps with Viscount Hydraulic Motors

Page 27

Technical Data

Key

A0.7 MPa, 7 bar (100 psi) air pressure or 10.5 MPa, 105 bar (1500 psi) hydraulic oil pressure

B0.5 MPa, 4.9 bar (70 psi) air pressure or 7.5 MPa, 75 bar (1050 psi) hydraulic oil pressure

C0.3 MPa, 2.8 bar (40 psi) air pressure or 4.2 MPa, 42 bar (600 psi) hydraulic oil pressure Test Fluid: No. 10 Weight Oil

Dura-Flo 1800 Pumps with Viscount Hydraulic Motors

 

 

 

 

 

 

MODEL 222892

 

 

 

 

gpm

 

psi

(QUIET VISCOUNT HYDRAULIC MOTOR)

 

 

 

 

 

lpm

 

 

 

 

 

 

 

 

 

 

 

bar

 

 

 

cycles/min

 

 

 

 

(hyd.

 

MPa

18

36

54

72 oil)

2500

 

 

 

 

 

 

 

 

 

 

25

 

 

 

 

 

 

 

 

 

 

175

 

A

 

 

 

 

 

 

 

 

95.0

17.5

 

 

 

 

 

 

 

 

 

 

20

2000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

140

 

 

 

 

 

 

 

 

 

 

76.0

14.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

15

1500

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

105

 

 

 

 

 

 

 

 

 

 

57.0

10.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hydraulic oil

 

 

 

 

 

 

 

 

 

 

 

consumption

 

 

10

 

1000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

38.0

 

 

 

 

 

 

 

 

 

 

 

70

 

C

 

 

 

 

 

 

 

 

7.0

 

 

 

 

 

 

 

 

 

 

 

500

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

19.0

35

 

 

 

 

 

 

 

 

 

 

3.5

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

gpm 0

2

4

6

8

liters/min

7.6

15.2

22.8

30.4

FLUID FLOW (NO. 10 WEIGHT OIL)

Dura-Flo 2400 Pumps with Viscount Hydraulic Motors

Test Fluid: No. 10 Weight Oil

Fluid Outlet Pressure

Hydraulic Oil Consumption

psi

 

cycles per minute

 

 

gpm

MPa, bar

13

26

39

52

65

lpm

 

2000

 

A

 

 

 

 

 

16

 

PRESSUREFLUID

14, 140

 

 

 

 

 

CONSUMPTIONOIL

60.8

 

1600

 

B

 

 

 

 

12

 

 

 

 

 

 

 

 

 

 

11.2, 112

 

 

 

 

 

 

 

 

 

 

 

 

 

 

45.6

 

 

 

 

 

 

 

 

 

 

 

1200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8.4, 84

 

 

 

 

 

 

 

8

 

 

800

 

C

 

 

 

 

 

30.4

 

 

5.6, 56

 

 

 

 

 

 

 

4

 

 

400

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15.2

 

 

2.8, 28

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

0

 

 

gpm

0

2

4

6

8

10

 

gpm

0

liters/minute

 

7.6

15.2

22.8

30.4

38.0

liters/minute

 

311826B

 

 

 

 

 

 

 

 

 

 

cycles per minute

13 26 39 52 65

Hydraulic Oil

Consumption

2

4

6

8

10

7.6

15.2

22.8

30.4

38.0

27

Image 27
Contents II 2 G Dura-FloPumpsContents Digit Fourth Digit Fifth Digit ModelsDura-Flo Pumps with NXT Air Motors FirstP15MSB, a P15LCD, aP15LSB, a UHMWPE/2 Ptfe P15MCD, aLower Model, Packings MPa, bar psi Dura-Flo Pumps with Viscount Hydraulic MotorsFire and Explosion Hazard Moving Parts Hazard Grounding InstallationFlush Before Using Equipment Mounting AccessoriesAir Line Accessories Hydraulic Line AccessoriesFluid Line Accessories VA Y Typical Installation, Air-Powered Pumps KeyAY T XLR Typical Installation, Hydraulic-Powered Pumps KeyPressure Relief Procedure OperationStartup Bleeder Valve and Wet-Cup ShutdownMaintenance Problem Cause Solution TroubleshootingRepair Required ToolsDisconnect the Lower Reconnect the Lower Reconnect the Lower101 105 106 104 103 108 102 107 Parts101 102 103 104 105 106 107 108 115 116 Wrench Collar AdapterParts 311826B Motor Model Pump Model Kg lb DimensionsMounting Hole Layouts NXT ModelViscount NXT Model Technical Data Fluid Outlet PressurePump Air or Hydraulic Oil Consumption Dura-Flo 1800 Pumps with NXT Model 6500 Air Motors Dura-Flo 1800 Pumps with NXT Model 3400 Air MotorsDura-Flo 2400 Pumps with NXT Model 6500 Air Motors Dura-Flo 2400 Pumps with NXT Model 3400 Air MotorsDura-Flo 1800 Pumps with Viscount Hydraulic Motors Dura-Flo 2400 Pumps with Viscount Hydraulic MotorsFluid Outlet Pressure Hydraulic Oil Consumption Graco Information Graco Standard Warranty

1800 specifications

The Hitachi 1800 series excavators represent a significant leap in construction and earthmoving technology, designed to enhance productivity while ensuring operator comfort and environmental sustainability. These excavators are emblematic of Hitachi's commitment to advancing machinery engineering, equipped with an array of features and technologies that optimize performance.

One of the standout characteristics of the Hitachi 1800 is its powerful yet fuel-efficient engine. The machine is equipped with a Tier 4 compliant engine, which meets stringent emission regulations while delivering increased power output. This leads to enhanced digging performance and better fuel economy, reducing operational costs for excavating contractors.

The hydraulic system of the Hitachi 1800 is another remarkable feature. It utilizes a closed-center load sensing system that automatically adjusts hydraulic flow based on the load being handled. This technology allows for precise control during operations, whether digging, lifting, or swinging, and improves overall operational efficiency. The responsiveness of the hydraulic system aids in increasing the speed and accuracy of work cycles.

Operator comfort is prioritized in the Hitachi 1800 with its ergonomically designed cab. It offers excellent visibility, reduced noise levels, and adjustable seating, which enhance the operator's experience during prolonged use. Advanced climate control systems ensure that operators remain comfortable in various environmental conditions. The intuitive control layout, combined with a multi-function joystick, allows operators to manage all functions with minimal effort.

Additionally, the Hitachi 1800 incorporates advanced telematics technology, which allows operators and fleet managers to monitor machine performance in real-time. This technology aids in predictive maintenance, helping reduce downtime and extend the life of the excavator.

The excavator’s durability is another core characteristic. It features a robust undercarriage designed to withstand harsh operating environments, and high-strength materials are used across the machine to enhance longevity and reliability.

In summary, the Hitachi 1800 series excavators combine powerful engines, advanced hydraulic systems, and operator-centric designs to provide a robust and efficient solution for construction and earthmoving projects. With their state-of-the-art technology and commitment to sustainability, they represent an excellent investment for professionals looking to enhance productivity and performance on the job site.