Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves! These revolutionary marvels of engineering stand at the pinnacle of hydraulic innovation, seamlessly blending pressure, flow, and directional control into one cohesive masterpiece. This ensures unmatched performance and reliability across every application. They are typically composed of three critical functional modules-connecting blocks, directional valves, and end plates-precision-engineered for flawless integration into high-end hydraulic systems, pivotal for superior engineering machinery. These valves precisely govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and mastery in control. Key highlights include a compact structure, exceptional energy efficiency, and the capability for stepless speed control. Furthermore, they empower multiple actuators to perform concurrently under varying loads, delivering extraordinary performance and versatile capabilities for any application.
The HLPSL valves are crafted with expert precision for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. In contrast, the HLPSV valves are ingeniously designed for variable pump systems. Although HLPSV valves might exhibit a slightly slower response, they excel in delivering outstanding energy-saving performance, positioning them as the ultimate 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 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 - The Backbone of Your System's Connectivity: Uncover the key to seamless integration and operation with codes that form the cornerstone of your hydraulic network.
HLPSL: Constant Displacement Pump - The keystone of unwavering 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, enhancing both efficacy and productivity.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, offering extraordinary flexibility to accommodate a wide array of operational requirements. Tailored to adjust to the ever-changing demands, it allows for seamless transitions and superior control, empowering you with dynamic responsiveness.;
(2) Connection Block Ports P & R Specifications - Where Precision Meets Reliability: Meticulously crafted for flawless performance, forging a trustworthy operational framework and enhancing reliability in every application, ensuring your hydraulic system's foundation is rock-solid.:
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, ensuring your system delivers beyond expectations.
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, reinforcing your operational framework effectively.;
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, enriching the performance landscape.;
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, setting the standard for robust operation.;
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, embodying the pinnacle of hydraulic engineering.;
(3) Additional Components and Specifications - Elevating System Capabilities to Unprecedented Heights: Unleashing the potential of your operations with advanced components that redefine excellence, paving the way for innovative performance solutions.:
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, ensuring peace of mind and operational excellence.;
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, allowing for peak performance and productivity.;
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, revolutionizing system efficiency.;
(4) Pilot Oil Circuit Pressure Options - Discover our bespoke pressure control solutions crafted for diverse applications. These are tailored precisely to your needs, offering precision control that aligns flawlessly with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); We provide tailored solutions that seamlessly adapt to your specific operational demands, featuring customizable configurations to ensure you achieve your desired outcomes effortlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control. Designed to optimize performance, this offers unparalleled control and superior effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading when powered, pressurizing when unpowered; These offer precision tuning for unparalleled system efficiency.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). Crafted with remarkable precision, this valve maintains a specifically defined pressure value, significantly enhancing advanced safety measures and optimizing operational security to unmatched heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unparalleled versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting every hydraulic requirement. The /NF configuration, expertly crafted for HLPSV, offers systems without a pressure limiting valve, delivering unmatched pressure control across diverse applications.
(7) Product Series Classification - The Zenith of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully conceived to address every application and ensure you acquire 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; Featuring ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless and seamless integration.
(9)Directional valve block inflow controller options: Choose from a comprehensive range 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; 8, pre-selectable options, each offering precision and exceptional efficiency.
(10) Valve core function symbols: Explore a vast collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements.
(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 supreme performance and dependability.
(12) Secondary pressure limitation options: Experience unparalleled safety with our customizable secondary pressure limitation settings: N, offering no pressure limiting protection for unhindered flow; C, providing simultaneous pressure limitation of actuator ports A & B for balanced operations; A---B---, featuring independent pressure limitation for ports A & B, each meticulously calibrated in bar to ensure the highest level of system safety and performance.
(13) Function ON/OFF and pressure outlet options: Craft your hydraulic experience with precision using our tailored function ON/OFF and pressure outlet selections: N, devoid of function ON/OFF or pressure outlet; X, characterized by C type pressure limitation for enhanced flexibility; S/S1, distinguished by AB type pressure limitation; A, enabling electrical ON/OFF control on side A; B, providing electrical ON/OFF control on side B, all engineered for exceptional accuracy and easy adaptability.
(14) Operation modes: Select from our comprehensive array of operation modes designed for precise control: A(1,2), offering manual operation with versatile handle options; E, delivering electric proportional control for smooth adjustments; EA(1,2), combining electric proportional control with manual operation for added versatility; D, featuring electric switching value control for rapid responses; DA(1,2), merging electric switching value control with manual operation; M, providing manual friction positioning with an extended handle; H, pure hydraulic control aligning pilot oil ports with oil ports A and B; F, pure hydraulic control with perpendicular pilot oil ports, all painstakingly crafted for comprehensive and precise control in any application.
(15) Ancillary block port sizes: Unlock a new realm of versatility with our thoughtfully designed ancillary block port sizes: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each size is expertly engineered to ensure seamless adaptability and flawless integration across a vast array of systems, promising unmatched efficiency and peak performance.
(16) End plate options: Explore our array of meticulously designed end plate solutions, each tailored for optimum performance: E1, the standard choice, facilitates external discharge of pilot oil with a dedicated external oil return control port T. E2 enhances E1 with the addition of port Y for greater adaptability; E3 introduces a refined 2-position, 3-way magnetic ball valve that elevates system pressure to safety valve standards when activated, ensuring unparalleled reliability and performance.
E4, inspired by E1, innovatively incorporates an internal discharge of pilot oil alongside a sealed port T for superior efficiency. E5 echoes the robust capabilities of E2 with internal discharge, guaranteeing peak performance. E6 maintains the sophisticated design of E3, offering advanced discharge control across all variants to meet intricate system requirements.
(17) Control voltage and anti-explosion cable options: Select from our range of secure and reliable voltage options, including G12-12VDC, crafted for uncompromising safety in even the most challenging environments. Our tailored options ensure specialized performance and robust security.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has ascended as a beacon of innovation and excellence in the hydraulic industry. Proudly operating under the prestigious umbrella of the esteemed China Baoan Group (stock code: 000009), our company is celebrated as a national high-tech enterprise, showcasing our unwavering dedication to technological advancement and exceptional quality. Our unparalleled expertise spans the rigorous research, development, manufacturing, and sales of premium hydraulic components. Recognized as a national 'specialized, refined, and innovative' small giant enterprise, we are resolute in our commitment to excellence, solidifying our leadership position in the field.
Our flagship creation, the enhanced Safety Atex Valve, epitomizes the pinnacle of cutting-edge hydraulic system control. This expertly crafted component is meticulously designed for use in construction machinery and heavy-duty equipment, playing a vital role in critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our 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 are steadfast in our pursuit of delivering exceptional products, services, and solutions. Our mission is to emerge as a globally trusted supplier of premier hydraulic components, continually 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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