VDS-0A-1A1-10 nachi vane pump
VDS Series:VDS-0A; VDS-0B
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Nachi Vane Pump VDS-0A-1A1-10: Model Explanation & Technical Parameters
1. Model Explanation
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VDS: Series Identifier, representing Nachi’s compact variable vane pump series. This series inherits the performance advantages of the original VDR series, featuring high efficiency, low noise and compact structure.
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0: Pump Size, indicating the basic size specification of the pump, which determines the overall structure and installation dimensions of the pump.
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A: Mounting Method, standing for foot type mounting. This mounting method is easy to install and suitable for most common hydraulic system layouts.
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1: Ring Size, corresponding to a no-load flow rate of 3.94 gpm when the pump operates at 1800 min⁻¹.
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A: Flow Rate Characteristics, representing the constant discharge type, ensuring stable flow output during the pump’s operation.
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1: Pressure Adjustment Range, indicating the adjustable pressure range of the pump is 145 to 290 psi.
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10: Design Number, representing the specific design version of the pump, which is related to the internal structure, sealing type and other detailed configurations.
2. Technical Parameters
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Parameter Category
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Parameter Description
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Value
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|---|---|---|
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Basic Parameters
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Pump Type
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Compact Variable Volume Vane Pump
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|
Series
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VDS
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|
|
Performance Parameters
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No-Load Flow Rate (1800 min⁻¹)
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3.94 gpm
|
|
Pressure Adjustment Range
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145 – 290 psi
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|
|
Rotation Speed Range
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800 – 1800 min⁻¹
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|
|
Installation & Physical Parameters
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Mounting Method
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Foot Type Mounting (Mount A)
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|
Weight
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14.3 lb (6.5 kg)
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|
|
Operational Parameters
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Rotation Direction
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Clockwise (when viewed from the shaft side)
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|
Max Back Pressure of Drain Piping
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≤ 4.3 psi
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|
|
Pressure Adjustment Method
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Clockwise rotation of the adjusting screw to increase pressure; counter-clockwise rotation to decrease pressure
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3. Key Features
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High Efficiency: Precise machining minimizes power loss, especially during full cutoff operation, ensuring efficient energy utilization.
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Quiet Operation: Equipped with journal bearings and optimized suction/discharge port configurations, reducing operating noise and vibration even in the high-pressure range.
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Compact & Simple Design: Economical and easy to handle, suitable for a wide range of hydraulic systems.
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Precise Performance: Prompt on-off response ensures instantaneous, stable and high-precision operation.
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Durable Construction: High-quality materials and exquisite craftsmanship ensure excellent durability and long service life.
VDS series nachi vane pump
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