Protecting Industrial Hydraulics with Eaton HP Series Filtration
In the world of high-pressure hydraulic systems, the purity of the operating fluid is the single most critical factor determining component lifespan and system reliability. The Eaton HYD HP 61-151 series represents a pinnacle in pressure filtration, designed to withstand the rigors of heavy-duty industrial and mobile applications while ensuring that control valves, pumps, and sensitive actuators remain free from damaging particulate contamination.
Purecowater, as a distributor and OEM partner for top-tier filtration manufacturers, is proud to offer the Eaton HP 61-151 line. This product guide details the technical capabilities, applications, and specifications of these robust pressure filters, helping you make an informed decision for your facility’s contamination control strategy.
What is the Eaton HYD HP 61-151?
The Eaton HP 61-151 filters are manifold or flange-mounted high-pressure filters. Positioned directly in the pressure line, usually immediately downstream of the pump or before sensitive components, they act as the primary defense against debris generated by wear or ingested during operation.
Constructed from high-grade carbon steel or ductile iron, these filters are engineered to handle operating pressures up to 315 bar (4,568 psi) and beyond, depending on the specific configuration. They utilize Eaton’s advanced filter elements, which provide exceptional dirt-holding capacity and low pressure drop properties.
Key Features and Benefits
- High Operating Pressure: Designed for systems operating at pressures up to 315 bar, with test pressures significantly higher to ensure safety and durability.
- Advanced Filtration Media: Compatible with Eaton’s high-performance glass fiber fleece (VG) depth elements, delivering high Beta capability (ßx(c) ≥ 1000) for superior cleanliness levels.
- Versatile Mounting: Manifold mounted design allows for direct integration into hydraulic blocks, saving space and reducing piping leak points.
- Maintenance Indicators: Available with visual and electrical differential pressure indicators to signal exactly when elements need changing, preventing bypass and ensuring continuous protection.
- Flow Direction: Optimized flow from outside to inside ensures maximum structural integrity of the filter element under high pressure differentials.
Technical Specifications
The Eaton HP series is versatile. Below are the typical specifications for the HP 61-151 range, designed to meet rigorous industrial standards.
| Max. Operating Pressure | Up to 4,568 psi (315 bar) |
| Temperature Range | 14°F to 176°F (-10°C to +80°C) |
| Housing Material | C-Steel / Ductile Iron |
| Sealing Material | Nitrile (NBR) or Viton (FPM) |
| Connection Type | Manifold or Flange Mounted |
| Filtration Rating | Available in 5µm, 7µm, 10µm, 25µm (Depth / Absolute) |
| Fluid Compatibility | Mineral oils, Petroleum-based fluids, HW-emulsions |
Applications
The HP 61-151 series is best suited for applications where system downtime is not an option and where component sensitivity requires oil cleanliness levels of ISO 18/16/13 or better.
- Construction & Mobile Equipment: Protecting hydrostatic drives and mobile hydraulic circuits in excavators and cranes.
- Industrial Power Units: Main pressure filtration for presses, injection molding machines, and metal forming equipment.
- Machine Tools: ensuring precision in hydraulic clamping and motion control systems.
- Wind Energy: Pitch control and braking hydraulic support.
Why Choose Eaton Filtration?
Eaton is a global leader in systemic contamination control. Their filter elements are tested according to ISO 16889 multi-pass standards, ensuring that the efficiency rating (Beta Ratio) stated is the efficiency delivered in the field. The HP series housing is designed for high intrinsic stability, minimizing fatigue even in systems with frequent pressure cycling.
As a distributor, Purecowater provides access to the full range of Eaton housings and replacement elements, ensuring your operations never halt due to part unavailability.
Need Filtration Support?
Whether you need to replace an existing Eaton HP unit, cross-reference a part number, or design a new filtration skid, Purecowater is here to help.
References:
[1] eaton.com – HPF, HPFO Product Catalog
[2] eaton.com.cn – Hydraulic and Lubrication Oil Filters Brochure