Step into the future of hydraulic engineering with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary creations set the standard for hydraulic systems, elegantly combining pressure management, flow control, and directional guidance into a singular, state-of-the-art system. Such a harmonious blend promises unmatched performance and unwavering reliability across various applications. Constructed from three pivotal functional modules-connecting blocks, directional valves, and end plates-these expertly designed valves integrate flawlessly into premium hydraulic systems, indispensable for high-tier engineering machinery. They skillfully regulate the movement direction and velocity of hydraulic cylinders, motors, and actuators with unparalleled precision and control. Noteworthy features include a sleek, compact design, exceptional energy efficiency, and the ability for seamless speed modulation. Additionally, they enable the concurrent operation of multiple actuators under differing loads, delivering astounding performance and adaptability for a multitude of applications.
The HLPSL valves are thoughtfully crafted for constant displacement pump systems, assuring unwavering and reliable function across any environment. In contrast, the HLPSV valves are ingeniously designed for variable pump systems. Though HLPSV valves may present a slightly delayed response, they excel in energy-saving capabilities, making them the ultimate choice where efficiency is paramount. With their state-of-the-art engineering and energy-conscious design, HLPSV valves emerge as the leading solution for sophisticated hydraulic control demands, offering an impeccable combination of precision, reliability, and energy 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 - Unlock the full potential of your equipment with our meticulously coded connection blocks, designed for precision and reliability.
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 our custom pressure control solutions, meticulously tailored for a diverse range of applications. Each solution is crafted with precision, boasting unmatched accuracy and perfectly aligning with your operational goals for optimal performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions impeccably designed to seamlessly integrate with your operational demands. These configurations empower you to effortlessly achieve desired outcomes with precision and reliability.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control like never before. Expertly crafted to significantly enhance performance, this component offers unparalleled control and extraordinary effectiveness, revolutionizing 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. Experience precision tuning that offers unrivaled system efficiency and adaptability.D/F - Featuring a state-of-the-art, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to uphold a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(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. 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 is 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: Discover 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: Experience the pinnacle of hydraulic power with our output flow options for ports A and B. Choose from an impressive range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each meticulously crafted to deliver supreme performance and unwavering reliability, ensuring your operations run seamlessly and efficiently.
(12) Secondary Pressure Limitation Options: Discover unmatched safety and reliability with our precision-engineered pressure limitation options, expertly designed in bar for your peace of mind. For straightforward tasks, select 'N' for operations without pressure limiting. For applications requiring simultaneous pressure limitation on actuator ports A & B, choose 'C' to ensure consistent performance. For personalized and independent control, select 'A---B---', offering specialized management of ports A and B. Each option is thoughtfully constructed to uphold the highest system integrity, ensuring your operations remain secure, efficient, and top-performing.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with our diverse range of customizable options, perfectly tailored for peak performance. For simple operations, choose 'N', which features no function ON/OFF or pressure outlet needs. For processes needing enhanced control, 'X' with C type pressure limitation is ideal, or opt for 'S/S1' with AB type pressure limitation for superior management. For precise electrical control, select 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is crafted with precision to ensure maximum efficiency and operational excellence, empowering your systems to excel.
(14) Operation Modes: Explore our wide array of operation modes, each designed with precision for exceptional versatility and accuracy. 'A(1,2)' offers manual operation with a choice of long or short handle, tailored to your ergonomic preferences. 'E' delivers advanced electric proportional control, while 'EA(1,2)' blends this with manual operation for optimal adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for added manual capabilities. Choose 'M' for expert manual friction positioning with a long handle. For purely hydraulic control, 'H' and 'F' offer unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precision-engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to guarantee seamless system integration. Each option is crafted for top-tier adaptability, providing peak performance across diverse systems and operational demands, ensuring your system operates at its highest level.
(16) End Plate Options: Uncover our expertly engineered end plate solutions, each designed to meet the highest standards of functionality and versatility. 'E1' sets the benchmark with its external discharge of pilot oil and oil return control port T. 'E2' enhances your capabilities with an additional port Y for added flexibility. 'E3' delivers advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve standards when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', integrating cutting-edge internal discharge of pilot oil and a sealed port T for improved efficiency. 'E5' combines the robust features of 'E2' with internal discharge for exceptional system performance. 'E6' embodies the sophisticated design of 'E3', offering advanced discharge control, perfect for meeting the most demanding system requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Opt for our secure voltage options, including the G12-12VDC, specifically designed for safety and dependability even in the most challenging environments. Our solutions provide tailored security and performance to match any application, ensuring your system's stability and efficiency are always uncompromised.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 within the hydraulic industry. As a proud subsidiary of the renowned China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise. Our unwavering dedication is reflected in our pioneering technological advancements and our commitment to maintaining the highest quality standards. We specialize in the comprehensive research, development, manufacturing, and marketing of premium hydraulic components. Esteemed nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our mission to continuously enhance our standards of excellence, reinforcing our leadership within the industry.
At the forefront of our innovative product range is our flagship creation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, expertly designed for seamless integration into construction machinery and heavy-duty equipment. Its crucial role spans across critical applications, including emergency rescue operations, intricate tunnel engineering, ambitious mining ventures, and essential municipal service vehicle operations. Our dedication to building strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing them with our attitude, and retaining them with quality'-we are committed to delivering exceptional products, unparalleled services, and pioneering solutions. With aspirations to be globally recognized as a trusted supplier of premier hydraulic components, we endeavor to set new international standards of excellence.
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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