Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a true masterpiece in the realm of hydraulic technology. These engineering marvels represent the pinnacle of hydraulic innovation, seamlessly marrying pressure, flow, and directional control within a single, superior system. This exceptional integration guarantees unmatched performance and reliability across a multitude of applications. Crafted with precision, these valves are composed of three fundamental functional modules - connecting blocks, directional valves, and end plates - allowing them to fit effortlessly into high-end hydraulic systems, vital for top-tier engineering machinery. They meticulously manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Key highlights include a compact design, extraordinary energy efficiency, and the capability for stepless speed control. Moreover, they enable the simultaneous operation of multiple actuators under varying loads, offering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring unwavering and dependable performance in any setting. On the other hand, the HLPSV valves are ingeniously tailored for variable pump systems. While HLPSV valves might exhibit a slightly slower response, they excel in exceptional energy-saving performance, establishing them as the quintessential choice where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves distinguish themselves as the premier solution for advanced hydraulic control needs, providing an impeccable 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 - The cornerstone of unwavering excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a finely-tuned marvel of engineering. Experience unparalleled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump offers extraordinary adaptability to cater to diverse operational requirements. With its forward-thinking design, it allows for fluid transitions and superior control, ensuring your system is always at the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Where precision converges with reliability to forge a robust operational framework. Crafted with meticulous attention to detail, these specifications guarantee impeccable performance and elevated dependability across all applications, providing an unshakeable foundation for success.:
2-G3/8; This design embodies compact proficiency, supporting streamlined operational efficiencies with precision. Meticulously crafted to excel in space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a formidable backbone for your system's endurance. Built to withstand demanding conditions, it offers unwavering durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures consistent, robust performance. Designed for excellence, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to surpass expectations, it sets new benchmarks in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new levels of performance, transforming your operations into a benchmark of success.:
C,Standard Type - A trusted foundation, meticulously crafted to meet essential operational demands. This component offers unwavering support and unmatched reliability, empowering your system to achieve its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works in harmony for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving extraordinary performance and reliability. Surpassing conventional limits, it delivers exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience an unparalleled surge of power and precision with our bespoke pressure control solutions. These options are meticulously designed to accommodate a wide range of applications, ensuring exceptional accuracy and perfect alignment with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar). Our custom-engineered solutions seamlessly integrate with your unique operational needs, providing you with customizable configurations that enable you to achieve your goals with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and command to unprecedented heights. Skillfully crafted to enhance performance, it offers exceptional control that transforms your operation capabilities beyond expectations.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump under power, unloads when unpowered; D - Normally closed magnetic ball valve, unloads pump when powered, activates when unpowered. Enjoy precision tuning that delivers unparalleled system efficiency and versatility.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This technical marvel is crafted with precision to maintain a designated pressure, significantly enhancing safety measures and elevating operational security and dependability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings from 63 to 400 bar. This component embodies adaptability, seamlessly meeting every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, ensuring unrivaled pressure control with supreme accuracy across diverse applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series. Each series is a masterclass in design, engineered to cater to every application demand, ensuring you receive a product that aligns perfectly with your requirements, consistently delivering exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1. Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for seamless and flawless integration, ensuring optimal efficiency throughout.
(9)Directional valve block inflow controller options: Opt for an extensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Each pre-selectable option offers precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Delve into a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unleash the full potential of your operations with our diverse range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is precision-engineered for extraordinary performance and unwavering reliability, ensuring your system operates at its peak efficiency.
(12) Secondary Pressure Limitation Options: Elevate safety and reliability with our meticulously designed pressure limitation options, precisely calibrated in bar for optimal oversight. Choose 'N' for tasks without pressure protection, or 'C' for simultaneous pressure control at ports A & B, ensuring steady performance. For bespoke control, select 'A---B---', enabling individual management of ports A and B. Every option is crafted to maintain system integrity, keeping your operations secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with customizable options designed for peak precision. For basic operations, select 'N', which requires no function ON/OFF or pressure outlet. If greater control is required, 'X' with C type pressure limitation is your choice, or opt for 'S/S1' with AB type pressure limitation for superior management. For electrical precision, pick 'A' for ON/OFF at side A or 'B' for side B. Each option ensures maximum efficiency and operational excellence.
(14) Operation Modes: Experience unmatched versatility and precision with our diverse operation modes. 'A(1,2)' offers manual control with ergonomic long or short handles. 'E' provides advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for ultimate adaptability. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' manual options. Opt for 'M' for expert manual positioning with a long handle. 'H' and 'F' offer unique hydraulic controls, aligned or perpendicular, ensuring comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Guarantee seamless integration and adaptability with our engineered port size choices. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, ensuring your system achieves unmatched adaptability and peak performance across diverse systems and operational needs.
(16) End Plate Options: Discover our high-standard end plate solutions, crafted for top-tier functionality and adaptability. 'E1' features an external discharge of pilot oil with oil return control port T. 'E2' offers added flexibility with an extra port Y. 'E3' is designed for superior performance with a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels when needed, ensuring outstanding functionality and reliability.
E4 mirrors 'E1', with advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge for enhanced system performance. 'E6' integrates the sophisticated design of 'E3', providing advanced discharge control, ideal for demanding systems, ensuring your operations lead in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options like the G12-12VDC, crafted for safety and reliability in challenging environments. Our solutions are specialized, ensuring your system's stability and performance remain uncompromised, offering tailored security for any application.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 illuminated the hydraulic industry with its relentless pursuit of groundbreaking innovation and unparalleled excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered across the nation as a 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to continuously elevate our standards of excellence, further cementing our position as leaders in the industry.
At the heart of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering represents state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality extends across vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers expedites the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are devoted to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With an ambition to be recognized globally as a trusted supplier of premier hydraulic components, we continually strive 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.
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