V38D12RAX-95 Hydraulic Oil Piston Pump
| Theoretical Displacement | ~38 cm³/rev | Determines maximum flow output (flow = displacement × speed × volumetric efficiency). |
| 최대 연속 압력 | 28 MPA (4060 psi) | 안전한 장기 작동 압력; exceeding this causes premature wear of pistons, valve plates, or seals. |
| 피크 압력 | 35 MPA (5075 psi) | Short-duration pressure (≤5 초) for emergency heavy loads (e.g., sudden machine jolts); avoid prolonged use. |
| 정격 속도 | 1000 – 2500 RPM | 높은 체적 효율을위한 최적의 속도 범위 (≥91%) 그리고 저음 (≤76 dB(에이) at 1m distance). |
| 최소 속도 | ≥600 rpm | 캐비테이션을 방지합니다 (air bubble formation in oil); running below 600 rpm reduces suction efficiency and causes flow instability. |
| 유압 유체 호환성 | ISOS VG 32/46/68 mineral-based hydraulic oil | Must meet cleanliness standard NAS 8 또는 더 높습니다 (사용 10 μm filtration to avoid contamination of precision internal components). |
| 작동 온도 범위 | -15° C ~ +80 ° C (5° F ~ +176 ° F) | Extreme temperatures (below -15°C or above 80°C) thicken/thin oil, reducing pump efficiency and damaging seals. |
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