Features, Controls, Applications And Specifications; Solenoid Displacement Control - Eaton 350 Series Technical Instructions

Features,
Controls,
Applications and
Specifications
Feature Locations
1. Solenoid
Displacement
Control
2. Symmetrical
4 Bolt Design
3. Polyacrylate
Shaft Seal
4. 15-Tooth Splines
14-Tooth Splines
Taper Input Shafts
Shaft Mounted on
Tapered Roller Bearings
Controls
• Mechanical servo and
Hydraulic (non-feedback)
• Electro-proportional "EP"
• Proportional valve control
with electronic swash
plate feedback
- Non-contacting sensor
- Fast response, precise,
real-time pump control
- Best electro-hydraulic con-
trol for mobile hydrostatic
transmissions available on
the market today*
* Interface requires proprietary
Eaton electronic control or
control algorithms
Specifications:
Continuous Pressure:
280 Bar (4000 psi)
Rated Pressure:
380 Bar (5500 psi)
Displacements:
41cc (2.50 cid), 49 cc (3.00
cid), 62 cc (3.8 cid).
Estimated weight for a 350 series pump
with opposite side main ports with charge
pump - 81.8 Kg (181 lbs).
5. Case Drains Location
(one connection needed)
6. Optional Speed
Pickup Location
7. Same Side or Opposite
Side Main Work Ports
8. Swash Plate
Bearings
9. Swash Plate
Position Sensors
Features
• Symmetrical 4-Bolt design
• Polyacrylate Shaft Seal
• 15-Tooth splines, 14-Tooth
splines, Taper Input Shafts
• Case Drains location
(one connection needed)
• Shaft mounted on Tapered
roller bearings
• Optional Speed Pickup
Location
• Swash plate bearings
• Same Side or Opposite
Side Main Work Ports
UNITS
Displacement cc/rev (cid)
Input Speed Min RPM
Max RPM
Continuous Pressure Bar (psi)
Rated Pressure Bar (psi)
Charge Pressure Bar (psi)
Flow at Rated Speed LPM (GPM)
Mounting
1
9
2
3
8
5 6
4
Typical Applications
• Pavers, Rollers
• Telescopic Booms
• Boring Machines
• Trenching Machines
• Sweepers
• Small Sprayers
• Telehandlers
41 49
41 (2.50) 49 (3.00)
500 500
3600 3600
280 (4000) 280 (4000)
380 (5500) 380 (5500)
15-31 (220-450) 15-31 (220-450)
139 (37) 166 (44)
2-Bolt SAE B 2-Bolt SAE B
4-Bolt SAE C 4-Bolt SAE C
2-Bolt SAE C 2-Bolt SAE C
EATON Dual Path Mobile Pump E-PUPI-TM005-E2 September 2007
9
5
7
• Stump Grinders
• Compact Wheel Loaders
• Rough Terrain Fork Lifts
• Material Handling
Equipment
• Skid Steer Loaders
• Windrowers/Sprayers
62
62 (3.80)
500
3600
280 (4000)
380 (5500)
15-31 (220-450)
210 (56)
2-Bolt SAE C
4-Bolt SAE C
3