Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves-true paragons of hydraulic innovation. These revolutionary masterpieces seamlessly blend pressure, flow, and directional control into a singular, superior system. This harmonious fusion guarantees unmatched performance and unwavering reliability across a wide array of applications. Composed of three pivotal functional modules-connecting blocks, directional valves, and end plates-these meticulously crafted valves integrate effortlessly into premium hydraulic systems, indispensable for elite engineering machinery. They skillfully direct the movement and speed of hydraulic cylinders, motors, and other actuators, ensuring peerless precision and control. Noteworthy features include a compact design, exceptional energy efficiency, and the ability for seamless speed control. Additionally, they enable the concurrent operation of multiple actuators under differing loads, providing extraordinary versatility and performance for any application.
The HLPSL valves are expertly designed for constant displacement pump systems, guaranteeing unwavering and reliable operation in any setting. Meanwhile, the HLPSV valves are ingeniously customized for variable pump systems. While the HLPSV valves may demonstrate a slightly delayed response, they excel in exceptional energy-saving performance, making them the ideal choice when efficiency is paramount. With their state-of-the-art engineering and energy-conscious design, HLPSV valves emerge as the ultimate solution for sophisticated hydraulic control needs, offering 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 - This marvel of engineering is your key to seamless operations, promising a smooth and steady workflow that transforms your system into a beacon of reliability and precision. Trust in its steadfast performance to empower your machinery like never before.;
HLPSV: Variable Displacement Pump - Adapt to every need with this flexible and innovative pump that sets new standards in operational adaptability. Its visionary design ensures fluid transitions and superior control, keeping your system ahead in performance and capability.;
(2) Connection Block Ports P & R Specifications - Experience the fusion of precision and reliability in a robust operational framework. Crafted meticulously, these specifications assure impeccable performance and dependability, forming a steadfast foundation for all your applications.:
2-G3/8; Tailored for spaces where precision and compactness are paramount, this design champions streamlined efficiency and uncompromised performance, no matter how constrained the environment.
3-G1/2; Engineered with durability and strength, this component is the backbone of your system's resilience. It's built to last, providing consistent reliability in even the most demanding conditions.;
4-G3/4; Offering advanced connectivity, this component enhances system efficiency with precision control and seamless integration, elevating your operations to new heights with its sophisticated design.;
5, 55-G1; Delivering exceptional flow for high-demand scenarios, this component ensures robust performance and addresses high-pressure challenges with unparalleled ease and accuracy.;
6-G1 1/4; Excel in challenging environments with this powerhouse of a component, setting new benchmarks in power and capability, effortlessly handling even the most demanding tasks.;
(3) Additional Components and Specifications - Unleash unprecedented performance with our advanced components that redefine operational excellence. These specifications transform your system into a benchmark for success, opening new avenues of opportunity.:
C,Standard Type - A foundation of trust, expertly designed to fulfill essential operational needs, offering consistent support and unrivaled reliability to help your system achieve its full potential.;
G,Throttle Valve (For HLPSL only) - Refine your system's efficiency with this valve, which ensures precise control, optimizing every component for maximum effectiveness and harmonious operation.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Achieve extraordinary flow management with this valve, delivering exceptional reliability and results, pushing beyond conventional boundaries.;
(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: Unlock extraordinary efficiency with our comprehensive range of maximum output flows. Choose from an impressive selection of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for unparalleled performance and steadfast reliability.
(12) Secondary Pressure Limitation Options: Elevate your operational safety and reliability with our precision-engineered pressure limitation selections. These are expertly calibrated in bar, providing you with unmatched peace of mind. Choose 'N' for basic operations without pressure limitation protection. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is critical for consistent performance. For bespoke and independent control, 'A---B---' offers specialized management of ports A and B. Each option is meticulously designed to maintain the utmost integrity of your system, ensuring your operations stay both secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational performance with a spectrum of customizable options for peak efficiency. For straightforward tasks, choose 'N', which requires no function ON/OFF or pressure outlet. For advanced control, 'X' paired with C type pressure limitation is ideal; alternatively, select 'S/S1' with AB type pressure limitation for superior management. Opt for 'A' for ON/OFF functionality on side A or 'B' for side B for electrical precision. Each choice is precisely crafted for maximum accuracy, efficiency, and operational excellence.
(14) Operation Modes: Discover our diverse array of operation modes, each designed for exceptional versatility and precision. 'A(1,2)' provides manual operation with options for a long or short handle to fit your ergonomic needs. 'E' offers advanced electric proportional control, while 'EA(1,2)' merges it with manual operation for unmatched adaptability and responsiveness. 'D' provides electric switching value control, with 'DA(1,2)' adding manual enhancements. Choose 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' offer distinct pilot oil port designs, either aligned or perpendicular, granting full control over your system.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our precisely engineered port size choices. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration into your systems. Each option is designed to deliver outstanding adaptability and peak performance across varying operational requirements, ensuring optimal system functionality.
(16) End Plate Options: Explore our meticulously crafted end plate solutions, each engineered to meet the highest standards of functionality and adaptability. 'E1' leads with external discharge of pilot oil and oil return control port T. 'E2' adds versatility with an extra port Y, enhancing flexibility. 'E3' offers advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring superior reliability and functionality.
E4 mirrors 'E1' with innovative internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for enhanced system performance. 'E6' captures the excellence of 'E3', granting advanced discharge control, perfect for the most demanding system needs, ensuring peak efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our array of robust voltage options like G12-12VDC, designed for optimal safety and reliability in the harshest environments. These selections offer specialized security and stability solutions tailored to meet the demands of any application, ensuring your system remains unyieldingly stable and high-performing.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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