Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels stand as the pinnacle of hydraulic innovation, artfully blending pressure, flow, and directional control into a singular, cohesive masterpiece. This integration ensures unmatched performance and reliability across every conceivable application. Comprising three critical functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are adeptly designed for seamless integration into high-end hydraulic systems, crucial for superior engineering machinery. They meticulously manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key highlights of these valves include a compact structure, exceptional energy efficiency, and the capability for stepless speed control. Furthermore, they empower multiple actuators to operate simultaneously under various loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. Conversely, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they excel in delivering remarkable energy-saving performance, making them the optimal choice for scenarios where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, providing an ideal blend 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 - This is the reliable heart of your operations, ensuring consistent and dependable performance that empowers your entire system with smooth efficiency. Trust in its impeccable dependability to keep your machinery running flawlessly.;
HLPSV: Variable Displacement Pump - Designed for ultimate adaptability, this pump offers exceptional versatility to cater to a wide array of operational demands. Its precision engineering facilitates seamless transitions, delivering superior control and efficiency.;
(2) Connection Block Ports P & R Specifications - Precision engineered for peak performance; experience reliability like never before. Each component is crafted with attention to detail, ensuring flawless performance and elevating your system's reliability across all applications.:
2-G3/8; Specially designed for streamlined efficiency, this component offers compact proficiency that supports seamless operations. Its precise crafting guarantees exceptional performance in even the tightest of spaces.
3-G1/2; Built for robustness and reliability, this component ensures a sturdy foundation for maintaining system integrity. It is engineered to withstand demanding conditions, delivering unwavering durability.;
4-G3/4; Offering advanced connectivity options, it provides superior control and enhanced integration, merging sophistication with efficiency to elevate your system's operational capabilities.;
5, 55-G1; Designed to support superior flow rates, this component is ideal for high-demand applications and ensures consistent, reliable performance, effortlessly tackling high-pressure challenges.;
6-G1 1/4; This component showcases unparalleled performance with its exceptional engineering, designed to excel in rigorous environments and handle challenges with ease. It sets new benchmarks in power and efficiency.;
(3) Additional Components and Specifications - Elevate your system's capabilities: Unlock the full potential of your operations with our advanced components meticulously crafted to redefine excellence and maximize performance.:
C,Standard Type - A foundation built on trust and reliability, meticulously designed to meet all essential operational needs. It provides unwavering support to empower your system with unmatched dependability.;
G,Throttle Valve (For HLPSL only) - For precision control, this valve enhances the overall efficiency of your system, finely tuning your operations to ensure maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizing flow management to drive unparalleled performance, this valve exceeds conventional limits and delivers extraordinary results, providing unmatched dependability.;
(4) Pilot Oil Circuit Pressure Options - Experience the ultimate in customized pressure control solutions for a wide range of applications. Our offerings are meticulously tailored to your specific requirements, ensuring precision control that aligns seamlessly with your operational goals, providing the perfect balance between efficiency and effectiveness.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Embrace a new era of custom-engineered solutions that are exquisitely tailored to align effortlessly with your exclusive operational demands. Our customizable configurations empower you to achieve your desired outcomes with utmost ease and precision, setting a new standard in operational excellence.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating system efficiency and control to new heights: This expertly crafted valve is designed to optimize your system's performance, offering unmatched control and superior effectiveness. Transform your operational capabilities and achieve new standards of excellence with this innovation.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when unpowered. Master precision tuning for unparalleled system efficiency and adaptability, ensuring that your system operates at peak potential.D/F - Unveiling a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel maintains a specifically defined pressure value with remarkable accuracy, significantly enhancing advanced safety measures and elevating operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover ultimate versatility and precision with adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, expertly meeting every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, meticulously crafted for HLPSV, delivering unmatched pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence: A testament to our unwavering commitment to quality and performance, each series stands as a masterclass in design, thoughtfully conceived to meet every application challenge. Ensure you procure a product that seamlessly aligns with your specific needs, offering consistently exceptional performance.;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, skillfully conceived to address every application, ensuring you procure a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance.
(8)Thread size of directional spool valve ports A & B: Engineering excellence is exemplified with the finest thread sizes: 2-G, 3/8; 3-G1/2; 4-G3/4; 5-G1. Integrate seamlessly with ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously crafted for flawless integration and optimal efficiency.2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an extensive range of carefully curated options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Experience a selection of pre-configured options, each crafted to deliver precision and exceptional efficiency, meticulously tailored to your specific needs.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with a range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each meticulously designed for supreme performance and unwavering dependability in every application.
(12) Secondary Pressure Limitation Options: Explore a range of precision-crafted pressure limitation choices for unmatched system safety and reliability. Choose 'N' for no pressure limiting protection, 'C' for concurrent pressure limitation of actuator ports A & B, or 'A---B---' for independent pressure limitation for ports A & B. Each option is calibrated in bar to guarantee steadfast system integrity and security.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with our customizable configurations. Select 'N' for a basic setup without function ON/OFF or pressure outlet. Opt for 'X' featuring C type pressure limitation, or 'S/S1' with AB type pressure limitation for superior control. For precision handling, choose 'A' for electrical ON/OFF on side A, or 'B' for electrical ON/OFF on side B, each engineered for optimal performance and accuracy.
(14) Operation Modes: Dive into an array of operation modes, each crafted for adaptability and precision. 'A(1,2)' delivers manual control with options for a long or short handle. 'E' offers electric proportional control, while 'EA(1,2)' merges it with manual operation for ultimate flexibility. 'D' provides electric switching value control, with 'DA(1,2)' adding manual operation features. 'M' specializes in manual friction positioning with a long handle. Experience unparalleled hydraulic control with 'H' and 'F', featuring skillfully aligned or perpendicular pilot oil ports for comprehensive command.
(15) Ancillary Block Port Sizes: Redefine flexibility with our precisely engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each crafted for seamless integration and adaptability. These options ensure peak performance across diverse systems, promoting efficiency and excellence.
(16) End Plate Options: Discover our meticulously designed end plate solutions. 'E1' is your standard choice, offering external discharge of pilot oil and an oil return control port T. 'E2' provides added versatility with an extra port Y. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, for superior performance.
E4, mirroring 'E1', incorporates a revolutionary internal discharge of pilot oil with a sealed port T for enhanced efficiency. 'E5' replicates the sturdy features of 'E2' with internal discharge for peak performance. 'E6' embodies the advanced design of 'E3', offering cutting-edge discharge control for the most complex system needs.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and dependable range, including G12-12VDC, engineered for safety and reliability in the most demanding applications. Our selections are crafted to provide specialization and peace of mind.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its auspicious inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of brilliance, illuminating the hydraulic industry with a relentless drive for innovation and an unwavering commitment to unparalleled excellence. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), our stature as a national high-tech enterprise is a glowing testament to our dedication to cutting-edge technological advancement and superior quality standards. Our unrivaled expertise spans meticulous research, pioneering development, precise manufacturing, and strategic sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we steadfastly uphold our leadership mantle, continually striving for excellence and reinforcing our dominant position in the industry.
At the very core of our exceptional product line is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering represents the pinnacle of cutting-edge hydraulic system control, meticulously designed for deployment in construction machinery and rugged heavy-duty equipment. It serves a critical role in essential applications, from emergency rescue operations to tunnel engineering, mining projects, and the deployment of municipal service vehicles. Our profound commitment to strategic alliances with leading domestic manufacturers further accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our fundamental philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our mission to deliver exceptional products, unparalleled services, and innovative solutions. With a vision to emerge as a globally trusted supplier of premier hydraulic components, we constantly aspire to set new benchmarks of excellence on the international 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.
Question:2. Do you have any MOQ limit for LED light orders?
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.
Question:3. How to proceed with an order for LED lights?
Answer: Begin the process by communicating your detailed requirements or intended applications to us. We will then craft a tailored quote specifically for you, either based on your unique needs or through our seasoned advice. Once the drawings are finalized and a deposit is made, we will formalize the order and initiate production. We promise adherence to every specification with precision, ensuring a seamless and bespoke solution just for you.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, guaranteeing that every detail is executed to perfection for a seamless and tailored solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is certainly feasible. Kindly ensure that you formally notify us prior to the commencement of production and confirm the design based on the sample we provide. This guarantees that your branding is represented with unparalleled precision and excellence, perfectly capturing your identity.
){kind=link}