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Solutions: Adjust component clearances, clean/replace filters, verify cooling system
Maintenance Guidelines
Maintain oil temperature between 25-60°C
Ensure oil cleanliness level ≥ 8
Conduct comprehensive inspections every 6 months
Check oil replenishment pump status after 3000 hours of operation
Always prime pump before starting to prevent dry friction
Installation Note: Pump/motor shaft concentricity must be <0.05mm, with maximum suction height of 500mm. Always use original manufacturer seals and components for replacements.
Frequently Asked Questions
What are the key technical specifiions?
Displacement (Vg max): 71 cm³/rev
Nominal Pressure: 280 bar
Maximum Pressure: 350 bar
Speed Range: Up to 2,200 rpm
Flow Rate: 156 L/min (at nominal speed)
Weight: ~33 kg (standard model)
How does the pressure cutoff function work?
The DR control mechanism automatically reduces pump displacement when system pressure reaches the preset cutoff value, maintaining constant pressure while minimizing energy consumption.
What are common appliions?
Hydraulic presses and injection molding machines
Construction machinery (excavators, cranes)
Marine and offshore systems
Industrial hydraulic power units
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
