Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the pinnacle of modern hydraulic advancement. These engineering marvels represent the apex of innovation, seamlessly merging pressure, flow, and directional control into a single, superior system. This unique integration guarantees unrivaled performance and reliability across a spectrum of applications. Constructed from three pivotal functional modules - connecting blocks, directional valves, and end plates - these meticulously crafted valves integrate effortlessly into high-end hydraulic systems, indispensable for premier engineering machinery. They skilfully manage the direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key benefits include a sleek, compact design, exceptional energy efficiency, and the ability for stepless speed control. Moreover, they enable the concurrent operation of multiple actuators under various loads, delivering extraordinary performance and versatility across any application.
The HLPSL valves are crafted with precision for constant displacement pump systems, ensuring unwavering and reliable operation in any environment. On the other hand, the HLPSV valves are masterfully designed for variable pump systems. While the HLPSV valves might demonstrate a slightly reduced response speed, they excel remarkably in energy-saving performance, making them the ultimate choice where efficiency is paramount. Through their cutting-edge engineering and energy-conscious design, HLPSV valves emerge as the premier solution for sophisticated hydraulic control needs, offering an impeccable 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 excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a finely-tuned marvel of engineering. Revel in unparalleled dependability and empower your machinery to operate with unmatched precision, ensuring operational mastery.;
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. Experience excellence with unwavering consistency.:
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, maximizing every inch of valuable space.
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, ensuring your system's stalwart resilience.;
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, facilitating seamless interaction.;
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, balancing power and finesse.;
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, setting the standard for performance.;
(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, propelling you to new heights.:
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, ensuring steadfast dependability.;
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, achieving operational excellence seamlessly.;
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, effortlessly managing pressure dynamics.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that harmoniously integrate with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to new heights: Expertly crafted to boost your system's performance, offering unmatched control and extraordinary effectiveness that revolutionizes your operational capabilities.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. Precision tuning that provides unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently 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 flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an exhaustive array of 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. Discover pre-selectable options, each offering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unleash peak operational efficiency with our selection of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for exceptional performance and unwavering reliability.
(12) Secondary Pressure Limitation Options: Elevate safety and reliability with our precision-engineered pressure limitation options, available in bar. Choose 'N' for operations free from pressure limiting, ideal for straightforward needs. Select 'C' for simultaneous pressure capping on actuator ports A & B, guaranteeing consistent performance. For specialized and independent control, 'A---B---' offers bespoke management of ports A and B. Each option is crafted to uphold the pinnacle of system integrity, ensuring operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate operational excellence with our customizable suite of options. For straightforward tasks, 'N' requires no function ON/OFF or pressure outlets. For enhanced control, 'X' with C type limitation or 'S/S1' with AB type offers superior management. Achieve electrical precision with 'A' for side A ON/OFF functionality, and 'B' for side B. Each meticulously crafted choice promises precision, efficiency, and peak operational excellence.
(14) Operation Modes: Unlock a spectrum of operation modes, each engineered for unparalleled versatility and precision. Choose 'A(1,2)' for manual handling with ergonomic options, or 'E' for advanced electric proportional control. 'EA(1,2)' merges this with manual operation, enhancing adaptability. 'D' offers electric switching value control, with 'DA(1,2)' for manual enhancements. Opt for 'M' for manual friction positioning. For hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, ensuring comprehensive control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our engineered port sizes. Options include /2 G3/8, /3 G1/2, /4 G3/4, /5 G1, ensuring seamless system integration. Each choice promises adaptability, delivering peak performance across diverse systems, keeping your operations at their best.
(16) End Plate Options: Discover end plate solutions designed for peak functionality and adaptability. 'E1' features external discharge of pilot oil with oil return control port T. 'E2' offers flexibility with an added port Y. 'E3' is for advanced performance with a 2-position, 3-way magnetic ball valve, ensuring system safety and reliability.
E4 mirrors 'E1' with cutting-edge internal pilot oil discharge and sealed port T for optimized efficiency. 'E5' combines 'E2's features with internal discharge for superior performance. 'E6' refines 'E3's advanced discharge control, perfect for demanding systems, ensuring peak efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from robust voltage options like G12-12VDC, designed for safety in challenging environments. Our offerings ensure system stability and performance are uncompromised, providing specialized, secure solutions 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 been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the renowned China Baoan Group (stock code: 000009), we exemplify national high-tech enterprise status, demonstrating our steadfast commitment to technological advancement and exceptional quality standards. Our profound expertise spans comprehensive research, innovative development, precise manufacturing, and strategic marketing of superior hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain devoted to elevating standards of excellence, solidifying our leadership in the industry.
At the core of our revolutionary product lineup lies our flagship innovation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes cutting-edge hydraulic system control and is expertly designed for flawless integration into construction machinery and robust heavy-duty equipment. Its indispensable functionality supports crucial applications, from life-saving emergency rescue missions and intricate tunnel engineering to ambitious mining operations and the operation of essential municipal service vehicles. Our commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for premium mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to creating exceptional products, delivering unparalleled services, and pioneering groundbreaking solutions. With an ambition to be globally recognized as a trusted supplier of premier hydraulic components, we consistently 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.
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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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