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| Quantity: | |
|---|---|
Technical Parameter
Model | VM28 |
Max flow | 250L/min |
Oil temp range | -20ºC~+90ºC |
Main relief valve set pressure | Std 31.5(+1/0)MPa, when 180L/min |
Boost 35(+1/0)MPa, when 160L/min | |
Port relief valve set pressure | Boom,arm,bucket 37(±0.5)MPa, when 20L/min |
Option 20(±0.5)MPa, when 20L/min | |
Negative control valve set pressure | 3.2(+0.7/0)MPa, when 30L/min |
The integral multi-way control valves, consisted by left and right body and straight traveling valve. The features contain that intensive excavate, movable arm, rod confluence with bucket, bucket rod regenerative, rotary priority, active arm priority, active arm keep loading with bucket rod and etc. It mainly used in 20-25 ton negative flow controlling system hydraulic excavator. Such as Liugong/XGMA excavator
Technical Parameter
Model | VM28 |
Max flow | 250L/min |
Oil temp range | -20ºC~+90ºC |
Main relief valve set pressure | Std 31.5(+1/0)MPa, when 180L/min |
Boost 35(+1/0)MPa, when 160L/min | |
Port relief valve set pressure | Boom,arm,bucket 37(±0.5)MPa, when 20L/min |
Option 20(±0.5)MPa, when 20L/min | |
Negative control valve set pressure | 3.2(+0.7/0)MPa, when 30L/min |
The integral multi-way control valves, consisted by left and right body and straight traveling valve. The features contain that intensive excavate, movable arm, rod confluence with bucket, bucket rod regenerative, rotary priority, active arm priority, active arm keep loading with bucket rod and etc. It mainly used in 20-25 ton negative flow controlling system hydraulic excavator. Such as Liugong/XGMA excavator
