Introducing a revolutionary breakthrough in hydraulic solutions: the unparalleled HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are far beyond mere components; they represent the pinnacle of engineering excellence, embodying the essence of cutting-edge hydraulic innovation. By seamlessly integrating pressure, flow, and directional control into a single, cohesive unit, these valves promise extraordinary performance and reliability in every venture. Crafted with precision, they include three essential functional modules: connecting blocks, directional valves, and end plates. These valves are meticulously designed for integration into superior hydraulic systems, indispensable for top-tier engineering machinery. They masterfully govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unsurpassed precision and control. Key features include a sleek, compact design, remarkable energy efficiency, and the ability for stepless speed control. Furthermore, they empower multiple actuators to function simultaneously under varying loads, delivering unparalleled performance and adaptability for any application.
The HLPSL valves are precisely crafted for constant displacement pump systems, ensuring unwavering and dependable operation in any situation. Simultaneously, the HLPSV valves are adeptly designed for variable pump systems. Although HLPSV valves may display a slightly slower response time, their exceptional energy-saving capabilities distinguish them, making them the prime choice when efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves emerge as the leading solution for sophisticated hydraulic control needs, offering a seamless blend of precision, reliability, and energy 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 steadfast cornerstone of dependability delivers unwavering and consistent performance, ensuring seamless and efficient operations throughout your system.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers exceptional flexibility to cater to a wide spectrum of operational requisites.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge to create a steadfast operational framework::
2-G3/8; Crafted for compact efficiency, it is designed to support smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, offering a solid foundation for your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control and enhances system integration.;
5, 55-G1; With superior flow rates, it's perfect for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering peerless performance, this component is expertly designed to thrive in challenging environments and tackle obstacles seamlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights::
C,Standard Type - A foundation of reliability, meticulously crafted to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, thereby enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering bespoke 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 seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, enabling pump pressurization when powered, and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered, and pressurization when unpowered;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, designed exclusively for secondary pressure (F50). This state-of-the-art feature ensures the highest level of safety protocols, significantly enhancing both operational security and reliability, making it the crucial choice for your hydraulic systems.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component is a testament to adaptability, fully accommodating a vast array of hydraulic requirements. For seamless and precise configurations, /NF symbolizes no pressure limiting valve, meticulously tailored for HLPSV, ensuring flawless pressure management across an extensive range of scenarios.
(7) Product Series Classification - The Pinnacle of Engineering Excellence: Discover unparalleled craftsmanship and innovation with each series, making them engineering marvels tailored to meet diverse applications, ensuring a seamless alignment with your specific needs.;-2 2 Series; -3 3 Series; -5 5 Series; Every series is an exceptional feat of engineering, crafted with precision to suit a wide range of applications, providing you with a product that perfectly aligns with your precise requirements.
(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, precisely engineered for seamless integration and superior operational performance.
(9)Directional valve block inflow controller options: Choose from a diverse array of options: 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 delivering unmatched precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive range of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional needs with precision.
(11) Output flow code for ports A & B: Achieve maximum efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly engineered to provide superior performance and unwavering reliability.
(12) Secondary pressure limitation options: Select from: N, no pressure limiting protection; C, simultaneous pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all measured in bar, ensuring uncompromised system safety and integrity.
(13) Function ON/OFF and pressure outlet options: Tailor your system with options like: 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 option meticulously designed for precise control and superior functionality.
(14) Operation modes: Choose from an extensive array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a blend 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, all meticulously crafted for comprehensive and precise control, ensuring optimal performance.
(15) Ancillary block port sizes: Experience unrivaled precision with our expertly engineered port size options, crafted for perfect adaptability and seamless integration. Select from our sophisticated range: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each choice offers unmatched flexibility, tailored to precisely meet your specific needs with exceptional efficiency.
(16) End plate options: Explore our remarkable collection of meticulously tailored end plate solutions. E1 sets the standard, featuring an external discharge of pilot oil and an external oil return control port T. Step up to E2 for an enriched experience, offering an additional port Y. Discover the innovative excellence of E3, incorporating a 2-position 3-way magnetic ball valve. This ensures your system's pressure reaches optimal safety valve levels when powered, delivering exceptional performance and reliability.
E4, similar to E1, stands out with an internal discharge of pilot oil and a sealed port T. E5 parallels E2's excellence, now boasting internal discharge capabilities. Embrace the future with E6, echoing E3's advanced design. Each variant guarantees superior discharge control, ensuring your system operates at peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Strengthen your system's safety and dependability with our extensive range of custom solutions. Choose G12-12VDC, perfect for specialized applications requiring absolute safety and compatibility without compromise.G24: Your ultimate solution for robust performance and unwavering reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Elevate your strategic choices with these options, engineered for maximum efficiency and adaptability in various challenging environments.12: A beacon of precision and reliability, designed for flawless integration into your systems.bb621436: The hallmark of excellence, representing a benchmark in our cutting-edge design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with groundbreaking innovation and unparalleled excellence. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a distinguished national high-tech enterprise. Our expertise lies in the meticulous research, development, manufacturing, and sales of premium hydraulic components. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field.
Our Enhanced Safety Atex Valve is the flagship product that epitomizes the pinnacle of advanced hydraulic system control. Expertly engineered for superior performance in construction machinery and heavy-duty equipment, this versatile component is an indispensable asset in high-stakes scenarios such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing a pivotal role in 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 resolute in our commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence worldwide.
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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