Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the zenith of hydraulic innovation, harmoniously integrating pressure, flow, and directional control into one superior, unified system. This unique synthesis ensures unparalleled performance and reliability across diverse applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves fit seamlessly into high-end hydraulic systems, crucial for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights include a compact design, superior energy efficiency, and the capability for stepless speed control. Furthermore, they facilitate the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring steadfast and dependable operation in any environment. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. Although HLPSV valves might exhibit a marginally slower response, they excel in remarkable energy-saving performance, making them the quintessential choice where efficiency reigns supreme. With their cutting-edge engineering and energy-savvy design, HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering an impeccable mix 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 - Unleash unparalleled power with custom pressure control solutions designed for a wide range of applications. These expertly crafted options, tailored with precision to meet your unique requirements, provide unmatched accuracy and compatibility 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 seamlessly integrate with your specific operational demands. Enjoy customizable configurations that enable 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 unprecedented heights: Expertly crafted to enhance 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 ensures unmatched system efficiency and adaptability.D/F - Introducing a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate accuracy to uphold a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component exemplifies adaptability, seamlessly meeting every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly designed for HLPSV, delivering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, skillfully crafted to satisfy 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 extensive 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 a comprehensive 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: Unlock unparalleled efficiency with our meticulously engineered maximum output flows available in an array of options: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is precisely crafted to deliver exceptional performance and steadfast reliability, ensuring your operations achieve optimal functionality.
(12) Secondary Pressure Limitation Options: Elevate your safety and reliability protocols with our precision-crafted pressure limitation options, meticulously measured in bar. For straightforward tasks, select 'N' to operate without pressure limiting protection. Opt for 'C' for essential simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent system performance. Choose 'A---B---' for bespoke, independent control tailored to your needs. Each option is engineered to uphold the highest system integrity, securing efficient and safe operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational precision with our suite of customizable options designed for superior performance. Choose 'N' for operations without ON/OFF or pressure outlet requirements. For demanding processes, 'X' with C type pressure limitation offers enhanced control. 'S/S1' paired with AB type limitation ensures superior oversight. For electrical exactitude, select 'A' for ON/OFF on side A or 'B' for side B. Each option is crafted to provide maximum precision and operational excellence.
(14) Operation Modes: Delve into our diverse operation modes, each tailored for versatility and precision. 'A(1,2)' caters to ergonomic needs with manual operation and handles of varying lengths. 'E' offers cutting-edge electric proportional control, while 'EA(1,2)' merges it with manual operation for adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual control. 'M' features expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' provide distinctive pilot oil port designs, assuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance your system's integration and performance with our precision-engineered port sizes: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option is crafted to adapt seamlessly across varying systems, ensuring peak performance and unmatched adaptability.
(16) End Plate Options: Explore our precision-engineered end plate solutions, each crafted for superior functionality and adaptability. 'E1' provides external discharge of pilot oil and oil return control port T. 'E2' adds an extra port Y for enhanced flexibility. 'E3' boasts a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring robust functionality and reliability.
E4 mirrors 'E1' with advanced internal discharge of pilot oil and a sealed port T for optimal efficiency. 'E5' integrates 'E2's features with internal discharge for superior performance. 'E6' refines the design of 'E3', offering advanced discharge control, perfect for challenging requirements, ensuring cutting-edge efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, such as the G12-12VDC, crafted for reliability in demanding environments. Our solutions cater to specialized applications, ensuring system stability and uncompromised performance.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Founded in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has emerged as a beacon of innovation in the hydraulic sector, consistently breaking new ground with its trailblazing advancements and unmatched quality. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we have earned the prestigious honor of being recognized as a national high-tech enterprise. This accolade reflects our steadfast commitment to pushing technological boundaries and achieving excellence across all facets of our operations. Our exceptional capabilities span thorough research, state-of-the-art development, precision manufacturing, and strategic marketing of premium hydraulic components. Celebrated across the country as a 'specialized, refined, and innovative' small giant enterprise, we relentlessly pursue new heights of distinction, reinforcing our standing as frontrunners in the industry.
At the forefront of our innovative offerings is the flagship creation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes cutting-edge hydraulic system control, designed with precision for flawless integration into construction machinery and rugged heavy-duty equipment. Its pivotal role extends to critical applications like life-saving emergency rescue operations, intricate tunnel engineering projects, ambitious mining ventures, and the essential operation of municipal service vehicles. Our unwavering dedication to forging strategic partnerships with top domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are committed to delivering outstanding products, unparalleled services, and revolutionary solutions. With the aspiration to be recognized globally as a trusted provider of premier hydraulic components, we continually endeavor to set new standards 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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