Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations stand as the apex of hydraulic innovation, artfully integrating pressure, flow, and directional control into one cohesive marvel. Designed for unmatched performance and reliability in every application, these valves consist of three critical functional modules: connecting blocks, directional valves, and end plates. Precision-engineered to ensure seamless integration into high-end hydraulic systems, they are vital for superior engineering machinery. These valves precisely 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. Notably, they empower multiple actuators to operate concurrently under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are expertly 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. Although HLPSV valves might exhibit a slightly slower response, they excel in providing outstanding energy-saving performance, positioning them as the optimal choice for scenarios where efficiency is critical. With state-of-the-art engineering and an energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, offering an ideal combination 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 keystone of reliability, delivering consistent and steadfast performance to ensure smooth and efficient operations throughout your system. Experience the superior dependability that keeps your operations running like clockwork.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, providing extraordinary flexibility to accommodate a wide range of operational requirements. Tailored to adjust to the ever-changing demands, it allows for seamless transitions and superior control.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability, forging a trustworthy operational framework: Meticulously crafted for flawless performance, enhancing reliability in every application.:
2-G3/8; Crafted for compact proficiency, designed to support streamlined and seamless operational flows. Perfectly engineered for precision, it guarantees optimal performance even in the tightest spaces.
3-G1/2; Engineered for robustness and reliability, providing a solid base for your system's integrity. Built to last, delivering unwavering durability under the most demanding conditions.;
4-G3/4; Featuring advanced connectivity, offering superior control and enhanced system integration. Bringing sophistication and efficiency together to elevate your system's operational prowess.;
5, 55-G1; Equipped with superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it tackles high-pressure challenges with ease.;
6-G1 1/4; Delivering unmatched performance, expertly designed 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 unprecedented heights: Unleashing the potential of your operations with advanced components that redefine excellence.:
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements. Providing steadfast support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing the overall efficiency of your system. Ensures your operations are fine-tuned for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability. Pushes the limits of conventional performance to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Offering bespoke pressure control solutions for diverse applications: Tailored to your needs, providing precision control that aligns perfectly with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience the pinnacle of customization with solutions expertly tailored to meet your distinct operational needs, ensuring seamless performance and the effortless achievement of your desired results. Our configurations are designed to be as adaptable as your requirements, providing unmatched ease of use and efficacy.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your efficiency and control: Crafted to optimize system performance, this valve offers unparalleled control and superior 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; Delivering the art of precision tuning for unrivaled system efficiency and effectiveness.D/F - Introducing an exceptional, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted to maintain a precisely defined pressure value, enhancing advanced safety measures and optimizing operational security and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unmatched versatility and precision with adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This component represents the epitome of adaptability, flawlessly meeting every hydraulic demand. The /NF configuration provides systems with a pressure limiting valve, meticulously crafted for HLPSV, ensuring superior pressure control across a wide range of applications.
(7) Product Series Classification - The Pinnacle of Engineering Prowess:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to masterful design, thoughtfully conceived to address every application and ensuring you procure a product that seamlessly aligns with your specific requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Including auxiliary blocks or the expertly engineered intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, skillfully designed for flawless and seamless integration.
(9)Directional valve block inflow controller options: Select from a comprehensive portfolio: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering precision and unparalleled efficiency.
(10) Valve core function symbols: Delve into 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.
(11) Output flow code for ports A & B: Attain peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each meticulously designed for supreme performance and unwavering reliability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, concurrent pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all precisely measured in bar to ensure uncompromising system safety and reliability.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your hydraulic system experience with our customizable features designed for precision and control. Choose from options like N, which provides a streamlined setup without function ON/OFF or pressure outlet; X, offering C-type pressure limitation; S/S1, facilitating AB-type pressure limitation; A, featuring electrical ON/OFF on side A; and B, with electrical ON/OFF on side B. Each option is expertly engineered to deliver the utmost in functionality and precise control.
(14) Operation Modes: Experience unmatched versatility with our comprehensive range of operation modes, each crafted for precision control. Choose from A(1,2) for manual operation with a choice of long or short handles; E, offering electric proportional control; EA(1,2), a hybrid of electric proportional control and manual operation; D, providing electric switching value control; DA(1,2), which combines electric switching value control with manual operation; M, featuring manual friction positioning with a long handle; H, offering pure hydraulic control aligning pilot oil ports with oil ports A and B; and F, providing pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously designed for optimal control and performance.
(15) Ancillary Block Port Sizes: Unlock the potential of versatility with our expertly crafted port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each engineered for seamless adaptability and smooth integration across a wide array of systems. These options promise heightened efficiency and superior performance, tailored to meet your specific needs.
(16) End Plate Options: Explore our range of meticulously designed end plate solutions, crafted for superior performance. Start with E1, your standard option, which offers an external discharge of pilot oil and an external oil return control port T. E2 enhances E1 with an additional port Y, providing extra flexibility, while E3 includes a sophisticated 2-position, 3-way magnetic ball valve to elevate system pressure to safety valve levels when activated, ensuring optimal performance and reliability.
E4: Continuing the innovation from E1, this option integrates an internal discharge of pilot oil with a sealed port T, enhancing efficiency. E5 reflects the robust features of E2 with an internal discharge, designed for superior performance. E6 mirrors the sophisticated E3 design, offering advanced discharge control tailored to meet the demands of complex systems with precision.
(17) Control Voltage and Anti-Explosion Cable Options: Opt for security and compatibility with our range of control voltage options, including G12-12VDC. These are engineered for maximum safety and reliability, catering to even the most demanding applications. Our selection ensures not only specialization but also unmatched security for your systems.G24: Discover unrivaled performance with our G24 option, meticulously designed for seamless integration and optimal functionality in diverse applications.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Explore our extensive range, each crafted for durability and efficiency, ensuring premium functionality at every level of operation.12: Experience the reliability and efficiency of our 12V option, engineered to integrate seamlessly into your systems while delivering consistent performance.bb621436: Explore the seamless integration and enhanced performance offered by bb621436, designed to meet your specific needs with unparalleled precision and reliability.
Established in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has risen to prominence as a beacon of innovation and excellence within the hydraulic industry. Operating with pride as a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), our company is distinguished as a national high-tech enterprise, exemplifying our dedication to technological advancement and superior quality. With unparalleled expertise, we excel in the rigorous research, development, manufacturing, and sales of premium hydraulic components. As a recognized national 'specialized, refined, and innovative' small giant enterprise, our unwavering commitment to excellence solidifies our leadership in the field.
Our flagship creation, the enhanced Safety Atex Valve, exemplifies the pinnacle of cutting-edge hydraulic system control. This expertly engineered component is meticulously crafted for use in construction machinery and heavy-duty equipment, playing a crucial role in essential applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We proudly forge strategic alliances with leading domestic manufacturers, significantly advancing the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we remain unwavering in our pursuit of delivering exceptional products, services, and solutions. Our mission is to emerge as a globally trusted supplier of premier hydraulic components, consistently setting new standards of excellence on the world 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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