Experience the future of hydraulic innovation with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These exceptional engineering triumphs represent the pinnacle of hydraulic technology, seamlessly integrating pressure, flow, and directional control into a singular, superior system. This extraordinary combination guarantees unrivaled performance and reliability across a multitude of applications. Constructed from three vital functional modules-connecting blocks, directional valves, and end plates-these meticulously crafted valves integrate flawlessly into high-end hydraulic systems, essential for premier engineering machinery. They skillfully regulate the movement direction and speed of hydraulic cylinders, motors, and various actuators, offering an unmatched level of precision and control. Notable features include a compact design, leading-edge energy efficiency, and the capability for infinite speed modulation. Additionally, they enable the simultaneous operation of multiple actuators under varying loads, delivering exceptional performance and versatility across any application.
The HLPSL valves are expertly designed for constant displacement pump systems, delivering unwavering and reliable performance in any setting. On the other hand, the HLPSV valves are masterfully crafted for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they shine with outstanding energy conservation capabilities, making them the ideal choice where efficiency is paramount. With state-of-the-art engineering and an energy-efficient design, HLPSV valves emerge as the ultimate solution for sophisticated hydraulic control demands, offering a perfect balance of precision, dependability, 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 foundation of consistent excellence! This pump ensures a smooth and seamless workflow, elevating your system into a masterpiece of engineering precision. Experience steadfast reliability and empower your machinery to perform with supreme accuracy.;
HLPSV: Variable Displacement Pump - The epitome of versatility and innovation, this pump adapts fluidly to diverse operational demands. With its pioneering design, it facilitates seamless transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability to create a robust operational framework. Designed with exacting care, these specifications ensure flawless performance and enhanced dependability, providing an unbreakable foundation for success.:
2-G3/8; This compact design supports streamlined operational efficiency with accuracy. Perfect for space-constrained environments, it promises top-notch performance without any compromise.
3-G1/2; Crafted for strength and reliability, this component is a crucial element of your system's durability. Built to withstand challenging conditions, it offers consistent durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unrivaled control and integration. Its sophisticated design boosts system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering superior flow rates for high-demand situations, this component guarantees consistent, robust performance. Designed for excellence, it tackles high-pressure challenges effortlessly and precisely.;
6-G1 1/4; Providing extraordinary performance, this component excels in tough environments. Engineered to exceed expectations, it sets new standards in power and capability, managing demanding tasks seamlessly.;
(3) Additional Components and Specifications - Enhance your system's capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock new performance levels, transforming your operations into a model of success.:
C,Standard Type - A trustworthy foundation, expertly crafted to meet key operational needs. This component provides steadfast support and unrivaled reliability, empowering your system to reach its maximum potential.;
G,Throttle Valve (For HLPSL only) - Achieve pinpoint control to enhance your system's efficiency. This valve fine-tunes operations for optimal effectiveness, ensuring every component aligns in harmony for superior results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve maximizes flow management, driving exceptional performance and reliability. Exceeding conventional limits, it consistently delivers outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with exquisite precision to meet your specific needs, these options provide an unmatched level of accuracy and perfect 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 integrate seamlessly with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with remarkable 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 to unprecedented levels.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 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 of excellence.
(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 and reliability.
(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 and performance.
(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 and operational requirements.
(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 the potential of your hydraulic systems with our top-tier output flow rates, available at 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is engineered for superior functionality and robust reliability, ensuring your operations achieve peak performance with impeccable precision.
(12) Secondary Pressure Limitation Options: Elevate the safety and resilience of your systems with our expertly designed pressure limitation settings. Choose 'N' for tasks that don't require pressure limiting, ensuring a straightforward process. For simultaneous high-efficiency pressure control at ports A & B, select 'C'. Opt for 'A---B---' when independent, customized control is necessary. These meticulously crafted options uphold the highest standards, guaranteeing secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with our versatile and customizable function settings. For basic processes, 'N' offers an efficient solution without ON/OFF or pressure outlets. For greater control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation delivers superior management. 'A' and 'B' provide precise electrical ON/OFF control for sides A and B respectively. Each choice is carefully designed to offer unparalleled precision and performance.
(14) Operation Modes: Discover our wide range of operational modes, each thoughtfully crafted for exceptional versatility. 'A(1,2)' provides manual operation with ergonomic handle lengths. 'E' delivers electric proportional control, while 'EA(1,2)' merges this with manual operation for ultimate flexibility. 'D' offers electric switching control, complemented by 'DA(1,2)' for manual enhancement. 'M' allows for expert manual friction positioning, while 'H' and 'F' offer unique hydraulic pilot oil port designs for comprehensive system mastery.
(15) Ancillary Block Port Sizes: Seamlessly integrate with any system using our expertly engineered port size options: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. These choices are crafted to deliver exceptional adaptability and top performance across diverse operational needs, ensuring your system consistently operates at its best.
(16) End Plate Options: Explore our meticulously designed end plate solutions, crafted to exceed the highest standards of functionality. 'E1' offers external pilot oil discharge with oil return control port T. 'E2' includes an additional port Y for enhanced adaptability. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure for ultimate reliability and performance.
E4 reflects 'E1' with innovative internal pilot oil discharge and a sealed port T for peak efficiency. 'E5' merges 'E2's capabilities with internal discharge for enhanced performance. 'E6' embodies 'E3's advanced design for superior discharge control, ideal for demanding applications, keeping your system at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage choices, including the G12-12VDC, engineered for maximum safety and reliability even under the toughest conditions. Our specialized solutions ensure unparalleled stability and performance for your system, safeguarding it against any challenges.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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