Presenting the revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These cutting-edge masterpieces of hydraulic engineering epitomize the pinnacle of innovation, skillfully merging pressure, flow, and directional control into a singular, harmonious entity. This guarantees unparalleled performance and steadfast reliability in every application. Typically comprising three vital functional modules - connecting blocks, directional valves, and end plates - these meticulously crafted valves are tailored for effortless integration into premier hydraulic systems, essential for top-tier engineering machinery. They expertly regulate the movement direction and velocity of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key features include a compact design, remarkable energy efficiency, and the ability for seamless speed modulation. In addition, they allow multiple actuators to function simultaneously under diverse loads, delivering exceptional performance and adaptability across various applications.
The HLPSL valves are masterfully crafted for consistent displacement pump systems, guaranteeing unwavering and dependable operation in any setting. Conversely, the HLPSV valves are ingeniously designed for variable pump systems. While the HLPSV valves may exhibit a slightly slower response, they excel in delivering superior energy-saving performance, making them the ideal choice for environments where efficiency is paramount. With their avant-garde engineering and energy-conserving design, HLPSV valves emerge as the leading solution for sophisticated hydraulic control requirements, offering a perfect fusion of precision, reliability, and efficiency.
| References |
size 2 |
size 3 |
size 5 |
| Number of Directional Valve bank |
1~12 |
1~12 |
1~10 |
| Port access type |
thread connection |
thread connection |
thread connection |
| Flow code |
3,6,10,16,25,40 |
3,6,10,16,25,40,63,80 |
16,25,40,63,80,120,160 |
| Max.flow(L/min) |
54 |
100 |
210 |
| Max.pressure(bar) |
420 |
420 |
420 |
| Control Method |
Pilot circuit pressure(bar) |
20~40 |
20~40 |
20~40 |
| Manual force(N) |
≥2.3Nm |
≥1.3Nm |
≥3Nm |
| Working Pressure(ºC) |
-40~80 |
-40~80 |
-40~80 |
| Weight |
Connection Block (kg) |
1.7 |
4 |
8 |
| Directional Valve bank (kg) |
1.9 |
4 |
8 |
| End Plate (kg) |
0.5 |
1.5 |
2.5 |
| Fix mode |
thread connection M8 |
thread connection M8 |
thread connection M10 |
Installation Instructions
(1) Essential Connection Block Codes
HLPSL: Constant Displacement Pump - The cornerstone of unwavering reliability, providing a foundation of consistent and steadfast performance. This pump assures smooth, efficient operations across your entire system, delivering extraordinary dependability that ensures your machinery operates seamlessly, maintaining precision and functionality with clockwork regularity.;
HLPSV: Variable Displacement Pump - The embodiment of adaptability and versatility, offering outstanding flexibility to address a wide spectrum of operational demands. Its design is meticulously tailored to smoothly transition with changing requirements, enabling exceptional control and operational efficiency.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge to create a robust operational framework: Skillfully engineered for impeccable performance, this dependable design enhances reliability in every application. It assures consistent, superior operation, reflecting steadfast quality.:
2-G3/8; Engineered for compact efficiency, it supports streamlined and seamless operational flows. Masterfully crafted for precision, it guarantees optimal performance even in the tightest spaces, ensuring that every operation meets stringent standards of excellence.
3-G1/2; Built for robustness and reliability, this connection establishes a strong foundation for system integrity. Its enduring construction provides unwavering durability under the most rigorous conditions, ensuring your system is built to endure.;
4-G3/4; Featuring cutting-edge connectivity, it offers superior control and enhanced system integration. This sophisticated design elevates your system, harmonizing efficiency and control to enhance your operational capabilities.;
5, 55-G1; Equipped with exceptional flow rates, it is ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it effortlessly addresses high-pressure challenges, making it an indispensable component in demanding environments.;
6-G1 1/4; Delivering unparalleled performance, this connection is expertly crafted to excel under demanding conditions and effortlessly tackle challenges. It sets new standards in power and performance, establishing its role as a leader in the industry.;
(3) Additional Components and Specifications - Raising system capabilities to extraordinary levels: Harnessing advanced components that redefine excellence, enhancing system performance to ensure your operations consistently lead industry standards.:
C,Standard Type - A dependable and trusted foundation, painstakingly designed to meet essential operational requirements. It provides steadfast support and unmatched reliability to empower your system, ensuring it thrives amidst the rigors of daily operations.;
G,Throttle Valve (For HLPSL only) - Assures precision control, boosting system efficiency. By ensuring operations are finely tuned for peak effectiveness, it optimizes your system's performance with ease.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and reliability. This component pushes the boundaries of conventional performance to consistently deliver remarkable results.;
(4) Pilot Oil Circuit Pressure Options - Presenting bespoke solutions for all your pressure control needs: Uniquely crafted to precisely meet your specifications, ensuring precise management that harmonizes flawlessly with your operational targets.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering tailored solutions that perfectly align with your operational demands. With customizable configurations, achieve your targets with exceptional ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Boosting efficiency and control: Expertly designed to optimize system performance, offering unparalleled control and outstanding effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, engaging the pump when powered, disengaging when unpowered; D - Normally closed magnetic ball valve, disengaging the pump when powered, engaging it when unpowered; Providing precision tuning for exceptional system efficiency.D/F - Introducing an innovative, precisely-engineered pressure limiting valve for secondary pressure (F50), crafted with exceptional precision to uphold a defined pressure value. This engineering triumph is crafted to substantially enhance safety measures, elevating operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover ultimate versatility and precision with adjustable settings ranging across 63, 120, 210, 280, 315, 350, and 400 bar levels. This component exemplifies adaptability, effortlessly meeting every hydraulic need. The /NF configuration provides systems without a pressure limiting valve, expertly engineered for HLPSV, delivering superior pressure control across a wide spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a testament to superior design, meticulously crafted to meet every application, ensuring a seamless fit with your specific needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Includes auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless integration.
(9)Directional valve block inflow controller options: Select from a diverse range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, expertly tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, providing precision and exceptional efficiency.
(10) Valve core function symbols: Discover an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to satisfy specific functional requirements.
(11) Output flow code for ports A & B: Attain peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for superior performance and steadfast dependability.
(12) Secondary Pressure Limitation Options: Discover our premium selections for unparalleled system safety. Choose from: N, offering no pressure limiting protection; C, providing concurrent pressure limitation for actuator ports A & B; A---B---, allowing independent pressure limitation for ports A & B. Each choice is meticulously measured in bar, ensuring absolute protection and peace of mind.
(13) Function ON/OFF and Pressure Outlet Options: Personalize your control with our expertly crafted selections. Options include: N, without function ON/OFF or pressure outlet; X, providing C type pressure limitation; S/S1, offering AB type pressure limitation; A, featuring electrical ON/OFF on side A; B, featuring electrical ON/OFF on side B. Each choice is precision-engineered for dependable functionality.
(14) Operation Modes: Experience unparalleled control with our diverse operation modes. Options include: A(1,2), allowing manual operation with either long or short handle; E, offering electric proportional control; EA(1,2), combining electric proportional control with manual operation; D, providing electric switching value control; DA(1,2), blending electric switching value control with manual operation; M, offering manual friction positioning with a long handle; H, providing pure hydraulic control, aligning pilot oil ports with ports A and B; F, offering pure hydraulic control with perpendicular pilot oil ports. Each mode is crafted for ultimate precision and versatility.
(15) Ancillary Block Port Sizes: Step into a world of versatility with our meticulously engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. These options ensure smooth adaptability and seamless integration across various systems, guaranteeing efficiency and peak performance.
(16) End Plate Options: Explore our expertly crafted end plate solutions: E1, providing external discharge of pilot oil and external oil return control port T. E2 elevates E1's functionality with additional port Y for increased flexibility; E3 features a sophisticated 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels upon activation, maximizing performance.
E4 mirrors E1, but ingeniously integrates internal discharge of pilot oil with a sealed port T, enhancing efficiency. E5 enhances E2 by incorporating internal discharge, ensuring superior performance. E6 mirrors E3's advanced design, delivering innovative discharge control for complex system requirements.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our reliable range, including G12-12VDC, specifically tailored for demanding applications where safety and reliability are paramount. Our offerings guarantee specialization and security.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has ascended to prominence as a symbol of innovation and excellence within the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), our company is acclaimed as a national high-tech enterprise, underscoring our unwavering dedication to technological advancement and unparalleled quality. Our expertise is unrivaled, encompassing exhaustive research, development, manufacturing, and sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to excellence, fortifying our leadership in the field.
Introducing our flagship innovation, the enhanced Safety Atex Valve, epitomizing the zenith of advanced hydraulic system control technology. This meticulously engineered component is indispensable for construction machinery and heavy-duty equipment, playing a critical role in applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with leading domestic manufacturers, significantly propelling the localization of core hydraulic components for sophisticated mechanical equipment. Guided by our founding philosophy - 'serving customers with technology, impressing customers with our attitude, and retaining customers with quality' - we are unyielding in our quest to deliver extraordinary products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, consistently setting new benchmarks of excellence on the world stage.
Question:1. What about the lead time?
Answer:Typically, the lead time for production spans approximately one month after payment is received. During this timeframe, we undertake meticulous preparations and uphold rigorous quality control processes, ensuring that each product is delivered to you in impeccable condition. Achieving your utmost satisfaction with our flawless delivery remains our primary commitment.
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Answer: We proudly offer a remarkably low minimum order quantity, granting you the convenience of ordering as little as a single piece for sample verification. This flexibility allows you to initiate your projects with utmost ease and precision, effortlessly accommodating your exclusive requirements.
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