Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels represent the pinnacle of hydraulic innovation, skillfully combining pressure, flow, and directional control into a singular, cohesive masterpiece. This ensures unmatched performance and reliability across every application. Typically composed of three critical functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are designed for seamless integration into high-end hydraulic systems, pivotal for superior engineering machinery. They meticulously manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key highlights include a compact structure, exceptional energy efficiency, and the capability for stepless speed control. Moreover, they empower multiple actuators to operate concurrently under various loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. In contrast, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they excel in delivering remarkable energy-saving performance, making them the optimal choice for scenarios where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, providing an ideal 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 is the epitome of reliability! It guarantees consistent and unwavering performance, ensuring your machinery operates smoothly like a well-oiled machine. Trust this pump for proficient and seamless operations across your system.;
HLPSV: Variable Displacement Pump - Masterclass in adaptability and versatility, this pump is designed to meet a wide array of operational requirements. It's crafted to handle evolving demands with ease, offering seamless transitions and superior control.;
(2) Connection Block Ports P & R Specifications - Precision and reliability at its finest, creating a steadfast operational framework. Crafted with meticulous detail for flawless performance, this elevates reliability across every application.:
2-G3/8; Ingeniously engineered for compact proficiency, this design supports streamlined operational efficiencies. Perfect for precision, it ensures outstanding performance even within the most confined spaces.
3-G1/2; Designed for robustness, providing a solid foundation for system integrity. Built to endure, it delivers steadfast durability under the most demanding conditions.;
4-G3/4; With advanced connectivity, this offers superior control and heightened system integration. It blends sophistication and efficiency to elevate your system's operational prowess.;
5, 55-G1; Tailored for superior flow rates, perfect for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it handles high-pressure challenges effortlessly.;
6-G1 1/4; Achieving unparalleled performance, expertly crafted to excel in demanding environments. This sets new standards in power and efficiency, tackling challenges with ease.;
(3) Additional Components and Specifications - Elevating system capabilities: Unlock the full potential of your operations with advanced components that redefine excellence.:
C,Standard Type - A cornerstone of reliability, meticulously designed to meet essential operational needs. It offers unwavering support and reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, enhancing overall system efficiency. It ensures operations are finely tuned for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management for unparalleled performance and dependability, surpassing limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Precision pressure control solutions for diverse applications: Specifically tailored to your needs, aligning seamlessly with operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Embark on a journey of innovation with our custom-engineered solutions that are seamlessly aligned to meet your unique operational demands. Revel in customizable configurations that empower you to effortlessly achieve your desired outcomes with unmatched precision and ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's efficiency and control with our expertly crafted design that significantly optimizes performance. Experience unparalleled command and superior effectiveness as you transform your operational capabilities to new heights.C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing the pump when powered, and unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, and pressurizing it when unpowered. Experience precision tuning for exceptional system efficiency and unmatched adaptability.D/F - Introducing a pioneering, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with remarkable accuracy to maintain a specifically defined pressure value. It significantly elevates advanced safety protocols and optimizes operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Elevate your operational versatility with tool-adjustable settings ranging from 63, 120, 210, 280, 315, 350, to 400 bar levels, epitomizing adaptability and precision to meet every hydraulic need. The /NF configuration offers systems without a pressure limiting valve, meticulously designed for HLPSV to deliver unmatched pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a testament to masterful design, ingeniously conceived to cater to every application. Secure a product that perfectly aligns with your specific requirements, ensuring consistently exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Uncover the precision with ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless and seamless integration to ensure optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection 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. Delight in pre-selectable options, each promising precision and exceptional efficiency tailored to your specific requirements.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Achieve peak operational efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and unwavering dependability.
(12) Secondary pressure limitation options: Elevate your system safety with our meticulously engineered pressure limitation choices. Select 'N' for systems without pressure limiting protection. For simultaneous pressure limitation of actuator ports A and B, choose 'C'. For independent pressure management, opt for 'A---B---'. Each choice is precisely measured in bar, ensuring unparalleled safety and reliability across your operations.
(13) Function ON/OFF and Pressure Outlet Options: Transform your operational capabilities with our tailored selections. Choose 'N' for simplicity without function ON/OFF or pressure outlet features. Opt for 'X' for C type pressure limitation, or enhance control with 'S/S1' for AB type pressure limitation. For precision control, select 'A' for electrical ON/OFF on side A, or 'B' for side B, each option meticulously designed for exceptional precision and functionality.
(14) Operation Modes: Discover a world of operation modes crafted for versatility and precision. 'A(1,2)' offers manual operation with a choice of long or short handles. 'E' introduces electric proportional control, while 'EA(1,2)' combines this with manual operation for maximum flexibility. 'D' features electric switching value control, with 'DA(1,2)' adding manual capabilities. 'M' is tailored for manual friction positioning with a long handle. Experience 'H' and 'F' for exclusive hydraulic control, with pilot oil ports intricately aligned or perpendicular, ensuring comprehensive command over your system.
(15) Ancillary Block Port Sizes: Revolutionize adaptability with options meticulously engineered for seamless integration. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option promises effortless adaptation, driving peak performance across diverse systems for optimal operational excellence.
(16) End Plate Options: Uncover our precisely engineered end plate solutions for enhanced system performance. 'E1' is your standard choice, with external discharge of pilot oil and oil return control port T. Opt for 'E2' to add port Y for increased flexibility. 'E3' introduces a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring elite performance standards.
E4, aligning with 'E1', integrates an innovative internal discharge of pilot oil with a sealed port T, enhancing efficiency. 'E5' mirrors 'E2's robust features with internal discharge for peak performance. 'E6' exemplifies the sophisticated design of 'E3', offering advanced discharge control tailored for the most complex system demands.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and reliable control voltage options, including G12-12VDC, designed to ensure safety in even the toughest applications. Each option is crafted for specialization and security, providing trustworthy performance.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 commitment to innovation and unparalleled excellence. As a proud and prestigious subsidiary of the revered China Baoan Group (stock code: 000009), we stand tall as a national high-tech enterprise, a testament to our unwavering dedication to technological progression and superior quality standards. Our unparalleled expertise encompasses the meticulous research, pioneering development, precise manufacturing, and strategic sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our pursuit of excellence, reinforcing our leadership position in the field.
At the heart of our product line stands the flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering embodies the zenith of cutting-edge hydraulic system control, meticulously crafted for deployment in construction machinery and robust heavy-duty equipment. It plays a vital role in imperative applications ranging from emergency rescue operations to tunnel engineering, mining endeavors, and the deployment of municipal service vehicles. We are profoundly committed to our strategic alliances with leading domestic manufacturers, propelling the advancement of core hydraulic component localization for high-end mechanical equipment. Anchored by our guiding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our quest to deliver exceptional products, unparalleled services, and innovative solutions. With a vision to emerge as a globally trusted supplier of premier hydraulic components, we continually aspire 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.
){kind=link}