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VDC-1A-2A3,VDC-1B-2A3 Vane pump

   VDC Series:VDC-1A/B; VDC-2A/B; VDC-3A/B 
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Description

Nachi Vane Pump VDC-1A-2A3 & VDC-1B-2A3 Specifications | Detailed Parameters

Nachi VDC-1A-2A3 and VDC-1B-2A3 are high-pressure variable volume vane pumps designed for industrial hydraulic systems, featuring high efficiency, low noise, and stable performance. This document provides detailed technical parameters, structural features, and application scope of the two models to help users select and use the pumps correctly. As core products of Nachi’s vane pump series, VDC-1A-2A3 and VDC-1B-2A3 are widely used in machine tools, injection molding machines, and other hydraulic equipment that require precise flow control.

General Information of Nachi VDC-1A-2A3 & VDC-1B-2A3 Vane Pumps

Both Nachi VDC-1A-2A3 and VDC-1B-2A3 belong to the VDC series high-pressure vane pumps, adopting advanced vane technology and a compact design to ensure easy installation and space-saving benefits. The two models share most technical parameters, with slight differences in mounting and structural details, making them suitable for different installation scenarios while maintaining consistent performance standards.

Detailed Technical Parameters

Parameter Item
Nachi VDC-1A-2A3
Nachi VDC-1B-2A3
Unit
Displacement
22
22
cm³/rev
No-Load Discharge Rate (1000 min⁻¹)
22
22
L/min
No-Load Discharge Rate (1200 min⁻¹)
27
27
L/min
No-Load Discharge Rate (1500 min⁻¹)
33
33
L/min
No-Load Discharge Rate (1800 min⁻¹)
40
40
L/min
Pressure Adjustment Range
1.5 – 3.5
1.5 – 3.5
MPa (15.3 – 35.7 kgf/cm²)
Allowable Peak Pressure
14
14
MPa (143 kgf/cm²)
Rotational Speed Range
800 – 1800
800 – 1800
min⁻¹
Weight
9.5
9.5
kg
Structure Type
Subplate Type (Subplate not included)
Subplate Type (Subplate not included)
Rotation Direction
Clockwise (when viewed from the shaft)
Clockwise (when viewed from the shaft)

Key Features

  • High Efficiency & Stable High-Pressure Operation: Equipped with an innovative pressure control mechanism and a unique 3-point ring support system, the pumps deliver efficient and stable performance at high pressures up to 14 MPa, minimizing power loss especially at full cutoff.
  • Low Vibration & Noise: Adopting new mechanisms to reduce ring vibration, the pumps operate quietly, making them suitable for applications where noise is a concern.
  • High Precision & Responsiveness: The innovative ring stopper mechanism eliminates excessive ring displacement, ensuring high-precision operation during startup, shutdown, and load changes.
  • Easy Maintenance: Pressure and discharge rate adjustment mechanisms are located on the same side of the pump, simplifying maintenance and reducing downtime.
  • Compact Design: Lightweight and compact structure facilitates easy installation and integration into various hydraulic systems with limited space.

Application Scope

Nachi VDC-1A-2A3 and VDC-1B-2A3 vane pumps are widely applied in industrial hydraulic systems, including but not limited to machine tools, injection molding machines, hydraulic presses, and other equipment that requires precise flow control and stable high-pressure operation. Their reliable performance and long service life make them ideal choices for harsh industrial environments.

Notes

1. The rotation direction of both pumps is clockwise when viewed from the shaft; do not reverse the rotation direction to avoid pump damage.
2. The suction pipe must be directly connected below the tank oil level to ensure stable suction performance.
3. Regular maintenance is recommended to extend the service life of the pump; check the oil quality and replace the filter regularly.
4. For more detailed installation and operation instructions, refer to the official Nachi VDC series product manual..

VDC series Nachi vane pump

Shipping & Delivery

Process steps:
Customer inquiry: Customers will make inquiries before placing an order to understand product details and communication needs.
Quotation: According to customer needs, provide a formal quotation, including the name, model, quantity, delivery time, payment method, etc. of the goods.
Order confirmation: After the customer confirms the quotation, a formal purchase order will be placed.
Confirm the delivery time: communicate the delivery time with the production department, inform the factory of the order details, and arrange the production plan.
Sign an export contract: After the two parties confirm that it is correct, sign an export contract to establish a trade relationship.
Implement the letter of credit (if applicable): If the payment method of the letter of credit is used, the customer needs to be urged to issue the certificate and review the contents of the letter of credit.
Export stocking: According to the requirements of the contract and the letter of credit, arrange production, purchase raw materials and packaging, and prepare the goods.
Chartering and booking: Contact the freight forwarder to make a booking and arrange the transportation of goods.
Export inspection: Apply to the quality inspection department for export commodity inspection and provide relevant documents.
Apply for a write-off slip: apply for a write-off slip from the foreign exchange management department for subsequent foreign exchange write-off.
Export declaration: Declare exports to the customs and provide documents such as power of attorney for customs declaration, customs declaration form for export goods, commercial invoice, packing list, etc.