Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels stand at the forefront of hydraulic innovation, expertly merging pressure, flow, and directional control into a seamless and cohesive masterpiece. This ensures unrivaled performance and reliability across diverse applications. Typically comprised of three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are crafted for flawless integration into high-end hydraulic systems, pivotal for superior engineering machinery. They skillfully manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key highlights include a compact structure, remarkable energy efficiency, and the capability for stepless speed control. Furthermore, they empower multiple actuators to operate concurrently under various loads, delivering exceptional performance and versatility for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. In contrast, the HLPSV valves are ingeniously engineered for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they excel in delivering outstanding 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, offering 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 - The epitome of reliability, this pump ensures steady and consistent performance, empowering seamless and proficient operations across your system. Experience unparalleled dependability that keeps your machinery functioning like a well-oiled machine.;
HLPSV: Variable Displacement Pump - A model of adaptability and versatility, this pump offers exceptional flexibility to meet a wide range of operational needs. Designed to accommodate changing demands, it facilitates smooth transitions and superior control.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, establishing a dependable operational framework: Meticulously engineered for flawless performance, elevating reliability across every application.:
2-G3/8; Designed for compact efficiency, engineered to support streamlined and seamless operational effectiveness. Perfectly crafted for precision, it ensures outstanding performance even in the tightest spaces.
3-G1/2; Engineered for robustness and reliability, providing a strong foundation for your system's integrity. Built to endure, delivering steadfast durability in the most challenging conditions.;
4-G3/4; Featuring advanced connectivity, offering superior control and enhanced system integration. It brings sophistication and efficiency together to elevate your system's operational capabilities.;
5, 55-G1; Providing superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it manages high-pressure challenges with ease.;
6-G1 1/4; Delivering unmatched performance, expertly engineered to excel in demanding environments and tackle challenges effortlessly. Setting new benchmarks in power and performance.;
(3) Additional Components and Specifications - Elevating system capabilities to new heights: Unlock the full potential of your operations with advanced components that redefine excellence.:
C,Standard Type - A reliable and trustworthy foundation, meticulously designed to meet essential operational requirements. Providing steadfast support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, enhancing the overall efficiency of your system. It guarantees your operations are finely tuned for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving exceptional performance and dependability. It goes beyond conventional limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Discover unparalleled custom pressure control solutions tailored specifically for your diverse applications. Crafted meticulously to align with your operational goals, these solutions provide exacting precision and control, ensuring your processes are both smooth and efficient.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Harness the power of custom-engineered pressure solutions that perfectly align with your operational demands. Enjoy customizable configurations designed to achieve your desired outcomes with exceptional ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Step into a new era of efficiency and control with expertly engineered solutions. These valves are designed to optimize system performance, offering unmatched control and 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. Experience precision tuning for enhanced system efficiency and adaptability.D/F - Introducing a cutting-edge, precisely engineered pressure limiting valve for secondary pressure (F50). This technological marvel is crafted to maintain defined pressure with remarkable accuracy, significantly boosting safety measures and optimizing operational security and reliability to new pinnacles.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar. This component epitomizes adaptability, seamlessly fulfilling all hydraulic requirements. The /NF configuration excels, delivering unmatched pressure control with supreme accuracy across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, meticulously crafted to address every application. Ensure you procure a product that seamlessly aligns with your specific requirements and delivers 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 expertly engineered ancillary blocks or the intermediate transition block ZPL 5S(V)/H. These hydraulic control shut-off valves are crafted for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an extensive range of options tailored for precision and efficiency: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet; 5, enhanced inflow controller. Each option is designed to meet your specific needs with exceptional effectiveness.
(10) Valve core function symbols: Explore an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional requirements with unmatched precision and dependability.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for superior performance and unwavering reliability.
(12) Secondary pressure limitation options: Tailor your system's safety features with our array of secondary pressure limitation choices. Opt for 'N' if no pressure limiting protection is required. Select 'C' for contemporaneous pressure limitation at actuator ports A & B. For distinct control, choose A---B--- to limit pressure independently at ports A & B. Each option is rigorously measured in bar, ensuring your system operates with paramount safety and reliability.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your machinery's operations with our flexible function ON/OFF and pressure outlet selections. 'N' provides a simplified configuration without function ON/OFF or pressure outlet. Choose 'X' with C type pressure limitation, or 'S/S1' featuring AB type pressure limitation for superior control. Opt for 'A' for precise electrical ON/OFF capabilities on side A, or 'B' for exact control on side B, each crafted for optimal precision and efficiency.
(14) Operation Modes: Experience a diverse range of operation modes, meticulously crafted for adaptability and precision. 'A(1,2)' allows manual operation with long or short handle options. 'E' offers electric proportional control, while 'EA(1,2)' merges it with manual handling for maximum adaptability. 'D' provides electric switching value control, complemented by 'DA(1,2)' for added manual operation. 'M' is designed for manual friction positioning using a long handle. Discover 'H' and 'F' for pure hydraulic command, with skillfully oriented pilot oil ports providing extensive control.
(15) Ancillary Block Port Sizes: Elevate your system's integration with our precision-engineered port sizes, ensuring adaptability and superior performance. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each crafted to seamlessly blend with your systems and boost operational efficiency across diverse applications.
(16) End Plate Options: Discover our meticulously designed end plate options to optimize system performance. 'E1' delivers standard features with external pilot oil discharge and an oil return control port T. 'E2' enhances functionality with an additional port Y. 'E3' features a 2-position, 3-way magnetic ball valve that elevates system pressure to safety valve levels upon activation, ensuring the finest performance standards.
E4 mirrors 'E1's capabilities with an innovative internal pilot oil discharge, coupled with a sealed port T for superior efficiency. 'E5' retains the robust attributes of 'E2' with internal discharge enhancements for peak performance. 'E6' encompasses the sophisticated design principles of 'E3', delivering unrivaled discharge control tailored for intricate system specifications.
(17) Control Voltage and Anti-Explosion Cable Options: Explore our dependable and secure range of control voltage and anti-explosion cable solutions. Choose G12-12VDC for unmatched safety and reliability, even in the most demanding environments. Each option is designed to offer specialized protection and assurance.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 beacon of technological superiority, endorsed as a national high-tech enterprise. This status symbolizes our unwavering dedication to technological progression and superior quality standards. Our unparalleled expertise shines through in our 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 illustrious product line stands our flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering represents 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, from emergency rescue operations to tunnel engineering, mining endeavors, and the deployment of municipal service vehicles. Our profound commitment to strategic alliances with leading domestic manufacturers propels 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'-our quest for delivering exceptional products, unparalleled services, and innovative solutions is unwavering. With a visionary pursuit 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.
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