Program Information Mobile Hydraulics, Mobile ... - Bosch Rexroth AG
Program Information Mobile Hydraulics, Mobile ... - Bosch Rexroth AG
Program Information Mobile Hydraulics, Mobile ... - Bosch Rexroth AG
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Load Sensing Control Block M4<br />
Applications:<br />
Drilling equipment, forestry machinery,<br />
HGV hydraulic systems,<br />
municipal vehicles, aerial working<br />
platforms<br />
Control block for mobile machines<br />
- Load Sensing system (LS control)<br />
• Closed Center for variable<br />
pumps<br />
• Open Center for fixed pumps<br />
- Sandwich design<br />
- Load-pressure-compensated flow<br />
- Low hysteresis<br />
- <strong>Program</strong>mable control electronics<br />
- Adjustable stroke limitation<br />
- Priority function (M4-15)<br />
- Primary and secondary safeguard<br />
- LS pressure limitation for each<br />
operating connection<br />
- Modular system<br />
- Combinable sizes:<br />
• M4-12 with M4-15<br />
• M4-15 with M4-22<br />
Size 12 15 22<br />
Flow Port P qV l/min 150 200 400<br />
Ports A, B qV l/min 130 190 400<br />
Max. operating pressure<br />
Pump side<br />
Actuator side<br />
pmax pmax bar<br />
bar<br />
350<br />
420<br />
350<br />
420<br />
350<br />
420<br />
Piston axes, max. 20 18 8<br />
Activation Mechanical � - �<br />
Hydraulic � � �<br />
Electrohydraulic � � �<br />
Superimposed hand-lever operation � � -<br />
Detailed information:<br />
M4-12 RE 64276<br />
M4-15 RE 64283<br />
M4-22 RE 64279<br />
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