Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves that set new standards in hydraulic technology. These revolutionary engineering marvels embody the pinnacle of innovation, seamlessly merging pressure, flow, and directional control into one cohesive, harmonious system. This integration ensures unparalleled performance and reliability across all applications. Typically comprising three vital functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously engineered to integrate seamlessly into high-end hydraulic systems, playing a crucial role in elite engineering machinery. They expertly control the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering precision and control that is unmatched. The standout features include a compact structure, exceptional energy efficiency, and the capability for stepless speed control. Furthermore, they allow multiple actuators to operate simultaneously under varying loads, offering unparalleled performance and versatility for any application.
HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast and reliable operation in any setting. Conversely, HLPSV valves are masterfully crafted for variable pump systems, where even though the response time might be slightly slower, they excel in providing outstanding energy-saving performance. This makes them the ultimate choice when efficiency is of the utmost importance. With their cutting-edge engineering and energy-efficient design, HLPSV valves are the premier solution for advanced hydraulic control needs, offering an ideal blend of precision, reliability, and efficiency that is unmatched in the industry.
| 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 pump epitomizes reliability and consistency, ensuring that your system operates smoothly and efficiently at all times. Its dependable performance is the cornerstone of successful operations.;
HLPSV: Variable Displacement Pump - The model of adaptability, this pump offers exceptional flexibility to meet a wide array of operational needs, making it an indispensable component of any versatile system.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, crafting a trusted operational foundation::
2-G3/8; Designed for compact efficiency, this port ensures seamless and efficient operational flows, keeping your system running smoothly.
3-G1/2; Built for durability and dependability, it provides a strong foundation for your system's reliability.;
4-G3/4; With advanced connectivity, it offers superior control and enhanced system integration, paving the way for greater precision.;
5, 55-G1; Featuring superior flow rates, it's perfect for high-demand scenarios, delivering consistent and reliable performance every time.;
6-G1 1/4; Offering unmatched performance, it's expertly crafted to excel in rigorous environments, effortlessly tackling challenges.;
(3) Additional Components and Specifications - Enhancing system potential to extraordinary heights::
C,Standard Type - A solid and reliable foundation, carefully engineered to fulfill essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, boosting the overall efficiency of your system for optimal performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving exceptional performance and reliability with every use.;
(4) Pilot Oil Circuit Pressure Options - Providing custom pressure control solutions tailored for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering customized solutions to precisely meet your specific operational needs with ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing operational efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, activates the pump when powered, deactivates when unpowered; D - Normally closed magnetic ball valve, deactivates the pump when powered, activates when unpowered;D/F - Introducing the state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50), a true marvel of modern engineering. This remarkable valve is equipped with a meticulously defined pressure value, ensuring that advanced safety measures are not only met but thoroughly enhanced. Experience a new level of operational security and reliability, setting a benchmark for excellence in hydraulic control systems.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the pinnacle of versatility and precision with adjustable settings available at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component is the embodiment of adaptability, seamlessly meeting every hydraulic requirement. The /NF configuration offers systems without a built-in pressure limiting valve, meticulously crafted for HLPSV, delivering unmatched pressure control across a variety of applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a masterclass in design, expertly tailored to suit every application, ensuring you receive a product perfectly aligned with your specific hydraulic needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Including ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, exquisitely engineered for smooth and seamless integration.
(9)Directional valve block inflow controller options: Choose from an impressive 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; 8, pre-selectable options, each designed for precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive collection of core functions: L, M, F, H, J, B, R, O, N, each carefully crafted to fulfill specific functional requirements with precision and reliability.
(11) Output flow code for ports A & B: Achieve peak operational efficiency with maximum output flows available at: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for ultimate performance and trustworthiness.
(12) Secondary pressure limitation options: Select 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 measured in bar, ensuring uncompromising system safety and reliability.
(13) Function ON/OFF and pressure outlet options: Customize your system with options such as: N, without function ON/OFF or pressure outlet; X, C type pressure limitation; S/S1, AB type pressure limitation; A, electrical ON/OFF on side A; B, electrical ON/OFF on side B, each engineered for precise control and functionality.
(14) Operation modes: Choose from a diverse range of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a combination of electric proportional control and manual operation; D, electric switching value control; DA(1,2), combined electric switching value control and manual operation; M, manual friction positioning with long handle; H, pure hydraulic control (alignment of pilot oil ports with oil ports A and B); F, pure hydraulic control with perpendicular pilot oil ports, each crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Discover unparalleled versatility with our precision-engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each option is meticulously crafted to ensure seamless adaptability and flawless integration into a wide range of systems, enhancing your operational efficiency.
(16) End plate options: Delve into our expertly designed end plate solutions: E1, the quintessential choice, offers an external discharge of pilot oil with an external oil return control port T; E2, akin to E1, is enriched with an extra port Y, granting additional flexibility; E3 features a cutting-edge 2-position 3-way magnetic ball valve, elevating system pressure to safety valve standards when activated.
E4, designed similarly to E1, innovatively combines an internal discharge of pilot oil with a sealed port T; E5 mirrors E2's enhancements, featuring internal discharge for peak performance; E6 mirrors E3's sophisticated design, ensuring advanced discharge control across all variants.
(17) Control voltage and anti-explosion cable options: Choose from our secure and compatible selections, such as G12-12VDC, engineered for safety and specialization in the most demanding applications, ensuring reliability and peace of mind.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has emerged as a luminary within the hydraulic industry, shining with innovation and excellence. As a subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly uphold our identity as a national high-tech enterprise. Our unparalleled expertise in the precise research, development, manufacturing, and sale of premium hydraulic components showcases our mastery. Designated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to technological advancement and superior quality. This relentless pursuit of excellence clearly establishes us as pioneers in our field.
Our flagship product, the enhanced Safety Atex Valve, stands as a pinnacle of advanced hydraulic system control. Carefully engineered for construction machinery and heavy-duty equipment, this versatile component is indispensable for high-stakes applications like emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We pride ourselves on strategic collaborations with leading domestic manufacturers, playing a pivotal role in localizing 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 unwavering in our dedication to providing exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence across the globe.
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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