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VDR-2B-1A3-13 NACHI Variable vane pump

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Description

Parameters and Model Explanation of NACHI Variable Volume Vane Pump VDR-2B-1A3-13

Model: VDR-2B-1A3-13
Model Explanation: Each code in the model has a specific meaning, which helps to clearly identify the pump’s configuration and performance characteristics:
– VDR: Series code, representing NACHI VDR 13 Design Series variable volume vane pump, featuring high efficiency and quiet operation.
– 2: Pump size code, indicating the standard size of the pump body, matching the displacement specification of 25 cm³/rev. – B: Mounting method code, stands for flange type mount, suitable for fixed installation in hydraulic systems.
– 1: Ring/head ring size code, representing the standard size of the pump’s ring component.
– A: Flow characteristics code, indicating constant discharge type, ensuring stable flow output during operation.
– 3: Pressure adjustment range code, corresponding to the pressure range of 3~6 MPa (435~870 psi).
– 13: Design number, specifying the VDR 13 design series, which is optimized for durability and low power loss.
Type: Variable Volume Single Vane Pump (VDR 13 Design Series)
Capacity (Displacement): 25 cm³/rev (1.53 in³/rev)
Pressure Adjustment Range: 3~6 MPa (30.6~61.2 kgf/cm²; 435~870 psi) [matches the “3” code in the model]
Allowable Peak Pressure: 14 MPa (143 kgf/cm²)
No-Load Discharge Rate: – At 1000 min⁻¹: 23 L/min (6.1 gpm) – At 1200 min⁻¹: 27.6 L/min (7.3 gpm) – At 1500 min⁻¹: 34.5 L/min (9.1 gpm) – At 1800 min⁻¹: 41.4 L/min (10.9 gpm) [consistent with VDR 13 series flow specifications]
Revolution Speed Range: 800~1800 min⁻¹ (minimum to maximum)
Mounting Method: Flange Type Mount (Code: B)
Shaft Seal: Type 1
Weight: 17.6 kg (38.8 lbs)
Key Features: High efficiency with minimal power loss, especially at full cutoff; quiet operation with low vibration even in the high-pressure range, thanks to optimized journal bearings and suction/discharge port configurations; compact and simple design for easy operation and wide application in hydraulic systems; prompt response ensuring instantaneous and stable high-precision operation; durable construction with specially selected materials, combining NACHI’s professional experience for long service life.

 VDR 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.