A45 series Yuken Variable piston pump
Youyan A series variable piston pumps have a wide range of displacement, ranging from 10cm3/rev to 219cm3/Rev. Common displacement includes: A10, A16, A22, A37, A56, A70, A90, A145
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YUKEN Variable Displacement Piston Pump Series A45 – Model and Parameters
1. Model Nomenclature
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A45: Series identifier, indicating the A45 series variable displacement piston pump, corresponding to a geometric displacement of 45.0 cm³/rev.
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FR: Control mode, representing pressure compensator type (common control mode for A45 series).
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01: Control type code, representing pressure compensation control type.
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BS: Shaft end and seal configuration, customized according to application scenarios, with “S” indicating side interface.
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60: Design number, a common version identifier for A series piston pumps.
2. Core Technical Parameters
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Parameter Item
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Specification
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Unit
|
|
Geometric Displacement
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45.0
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cm³/rev
|
|
Minimum Adjustable Flow
|
18
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cm³/rev
|
|
Rated Operating Pressure
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21 (3045 psi)
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MPa
|
|
Maximum Intermittent Pressure
|
28 (4060 psi)
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MPa
|
|
Shaft Speed Range
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600 – 1800
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r/min
|
|
Approximate Mass (Foot Mounting)
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42.0 – 50.0
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kg (92.6 – 110.2 lbs)
|
|
Rotation Direction
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Clockwise (from shaft end, counterclockwise optional on request)
|
–
|
|
Control Type
|
Pressure Compensator Type (optional other control modes)
|
–
|
|
Material
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Cast Iron
|
–
|
3. Hydraulic Fluid Requirements
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Fluid Type: Petroleum-based oils, such as anti-wear hydraulic oils or R&O (Rust and Oxidation Inhibitor) type hydraulic oils equivalent to ISO VG 32 or 46.
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Viscosity Range: 20 – 400 mm²/s (98 – 1800 ssu).
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Temperature Range: 0 – 60 °C (32 – 140 °F).
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Contamination Control: The degree of contamination should be maintained within NAS Grade 10. The suction port must be equipped with a filter of at least 100μm (150 mesh) to ensure the cleanliness of the hydraulic fluid.
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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.
