EATON closed-loop piston motors 741XX series - medium duty

 

EATON closed-loop piston motors  741XX series - medium duty

 

SPECIFICATION	MODEL 74111/74119	MODEL 74118/74148
Maximum Displacement	12.3 cm3/r [.75 in3/r]	20.3 cm3/r [1.24 in3/r]
Maximum Rated Speed	4500 RPM	3600 RPM
Nominal Pressure Rating*	350 bar [5076 lbf/in2]	350 bar [5076 lbf/in2]
Peak Pressure Rating**	370 bar [5400 lbf/in2]	370 bar [5400 lbf/in2]
Input Flow at Rated Speed and Pressure	66.37 l/min [14.6 GPM]	87.74 l/min [19.3 GPM]
Output Power at Rated Speed and Pressure	32.30 kW [43.28 hp]	42.65 kW [57.25 hp]
Output Torque at Rated Speed and Pressure	68.55 N•m [606.21 lbf•in]	113.14 N•m [1002.27 lbf•in]
Continuous Allowable Case Pressure	1.7 bar [25 lbf/in2]	1.7 bar [25 lbf/in2]
Continuous Inlet Temperature	107° C [225° F]	107° C [225° F]
Weight/Single Motor (approximate)	4.9 kg [11 lbs]	4.9 kg [11 lbs]

* Nominal Pressure: Max. delta system pressure at which component fatigue does not occur (motor life estimated by bearing life).
** Peak Pressure: Max. operation pressure which is permissible for a short duration of time (t < 1 sec).

EATON closed-loop piston motors 743XX series - medium duty

 

Eaton closed-loop fixed displacement piston motors for the closed-loop series 741XX 

 

SPECIFICATION	MODEL 74315	MODEL 74318/74348	MODEL 74328
Maximum Displacement	32.9 cm3/r [2.01 in3/r]	40.6 cm3/r [2.48 in3/r]	49.2 cm3/r [3.0 in3/r]
Maximum Rated Speed	3600 RPM	3600 RPM	3000 RPM
Nominal Pressure Rating*	350 bar [5000 lbf/in2]	350 bar [5000 lbf/in2]	315 bar [4570 lbf/in2]
Peak Pressure Rating**	370 bar [5400 lbf/in2]	370 bar [5400 lbf/in2]	345 bar [5000 lbf/in2]
Input Flow at Rated Speed and Pressure	142.43 l/min [31.33 GPM]	175.71 l/min [38.65 GPM]	177.12 l/min [38.96 GPM]
Output Power at Rated Speed and Pressure	69.13 kW [92.80 hp]	85.30 kW [114.50 hp]	77.53 kW [104.61 hp]
Output Torque at Rated Speed and Pressure	183.36 N•m [1624.64 lbf•in]	226.27 N•m [2004.54 lbf•in]	246.78 N•m [2197.68 lbf•in]
Continuous Allowable Case Pressure	1.7 bar [25 lbf/in2]	1.7 bar [25 lbf/in2]	1.7 bar [25 lbf/in2]
Continuous Inlet Temperature	107° C [225° F]	107° C [225° F]	107° C [225° F]
Weight/Single Motor (approximate)	9.1 kg [20 lbs]	9.1 kg [20 lbs]	9.1 kg [20 lbs]

*Nominal Pressure: Max delta system pressure at which component fatigue does not occur (motor life estimated by bearing life).
**Peak Pressure: Max operation pressure which is permissible for a short duration of time (t < 1 sec).

EATON closed-loop piston motors 746XX series - medium duty

 

Eaton closed-loop fixed displacement piston motors for the closed-circuit  746XX series - medium duty

SPECIFICATION	MODEL 74624/74644
Maximum Displacement	82.6 cm3/r [5.04 in3/r]
Maximum Rated Speed	1500 RPM
Nominal Pressure Rating*	250 bar [3626 lbf/in2]
Peak Pressure Rating**	265 bar [3900 lbf/in2]
Input Flow at Rated Speed and Pressure	150.0 l/min [33 GPM]
Output Power at Rated Speed and Pressure	52 kW [70 hp]
Output Torque at Rated Speed and Pressure	329 N•m [2910 lbf•in]
Continuous Allowable Case Pressure	[100 lbf/in2]
Continuous Inlet Temperature	107° C [225° F]
Weight/Single Motor (approximate)	10.9 kg [24 lbs]

*Nominal Pressure: Max delta system pressure at which component fatigue
does not occur (motor life estimated by bearing life).
**Peak Pressure: Max operation pressure which is permissible for a short duration of
time (t < 1 sec).

DuraForce motors HMF, HMA series

Eaton's DuraForce family of fixed axial piston motors features the HMA and HMF Series. Designed for long life in extreme applications, these motors deliver high efficiency, precision control and durability with a peak pressure rating of 500 bar. Compact packaging is enabled through a 21° maximum swash angle to meet the most challenging space requirements in mobile and industrial applications.

Addresses these engineering challenges:

• Meeting the increasing pressure requirements and life expectations from mobile applications in a compact package
• Smooth low-speed operation
• High starting torque
• Compact design
• High power density
• High reliability
• Long service life

Features and Benefits:

• Modular design allows promote greater flexibility for possible applications
• Easily configurable, interchangeable controls optimize system efficiency

Technical Information

HMF Series

• Optimized start-up and low-speed characteristics
• Optionally with purge valves for purge and case flushing
• Fixed and dual setting secondary valves optional
• Displacement Range: 35 cc to 280 cc (2.14 cu in to 17.1 cu in)
• Rated pressures: 420 bar (6,100 psi)

Motors BAF7 series

General Information - Features:
BAF7 series units are a family of fixed displacement motors, bent axis piston design for operation in both open and closed circuit. The proven design incorporating the lens shaped valve plate, the high quality components and manufacturing techniques allow the BAF7 series units able to provide up to 430 bar [6235 psi] continuous and 480 bar [6960 psi] peak performance. Fully laboratory tested and field proven, these units provide maximum efficiency and long life. Heavy duty bearings permit high radial and axial loads. Versatile design includes a variety of port plate, shaft end and valve packages that will fit the BAF7 series units to any application, both industrial and mobile. BAF7 series units are available in both ISO and SAE versions.
Typical Applications:
• Earth moving machines and construction equipment
• Agricultural and forestry vehicles
• Marine and off-shore equipment
• Industrial conveying, mixing & other stationary in-plant uses

Eaton Dowmax low-speed radial motor

Perfect for applications such as directional drilling machinery, top head drives and marine winches, the Eaton Dowmax ME Series motors feature a double swash plate design and multiple opposed pistons.

The low-speed, high-torque design of the Dowmax ME Series provides optimal power output with smooth operation and reduced torque ripple.

Addresses these engineering challenges:

• Smooth operation at low speeds
• High starting torque and the need for higher overall efficiency
• Compact with easy installation
• Robust construction
• Quiet operation
• Unaffected by thermal shock and good for starting in cold temperatures

Product Features:

• Multiple pistons and double swash plate allow for smoother operation at speeds as low as 1 rpm
• Numerous shaft and mounting options promote flexibility of possible applications
• Speed pickup system available

Technical Information:

• Pressure Range: Up to 4000 psi
• Torque Range: Up to 16136 Nm (11,900 lb-ft)
• Speed Range: up to 1000 rpm