Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels represent the pinnacle of hydraulic innovation, skillfully combining pressure, flow, and directional control into a singular, cohesive masterpiece. This ensures unmatched performance and reliability across every application. Typically composed of three critical functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are designed for seamless integration into high-end hydraulic systems, pivotal for superior engineering machinery. They meticulously 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. Moreover, they empower multiple actuators to operate concurrently under various loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously 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. While HLPSV valves may exhibit a slightly slower response, they excel in delivering remarkable 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, providing 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 - As the backbone of reliability, this pump guarantees unwavering, consistent performance, empowering smooth and proficient operations across your system. Experience unmatched dependability, ensuring your machinery operates seamlessly like a well-oiled machine.;
HLPSV: Variable Displacement Pump - Embodying adaptability and versatility, this pump provides exceptional flexibility to meet a wide array of operational needs. Designed to adapt to evolving demands, it facilitates seamless transitions and superior control.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, forming a dependable operational framework: Crafted with meticulous attention to detail for flawless performance, elevating reliability in every application.:
2-G3/8; Engineered for compact proficiency, this port is designed to support streamlined and seamless operational efficiencies. Perfectly crafted for precision, it ensures outstanding performance even in the most confined spaces.
3-G1/2; Built for robustness and reliability, this port provides a solid foundation for your system's integrity. It's designed to endure, delivering steadfast durability in the most demanding conditions.;
4-G3/4; Featuring advanced connectivity, offering superior control and enhanced system integration. This port combines sophistication and efficiency to elevate your system's operational prowess.;
5, 55-G1; Offering superior flow rates, this port is 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 unparalleled performance, this port is expertly engineered to excel in demanding environments and tackle challenges effortlessly. Setting new standards 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 - Serving as a reliable and trusted foundation, meticulously designed to meet essential operational requirements. It provides unwavering 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 unparalleled performance and dependability. It surpasses conventional limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Offering custom pressure control solutions for diverse applications: Tailored to your specific needs, providing precision control perfectly aligned with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover the power of custom-engineered solutions crafted to seamlessly meet your unique operational demands. Experience fully customizable configurations that ensure you achieve your desired outcomes with unparalleled precision and ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate efficiency and control: This valve is expertly designed to optimize system performance, offering unmatched control and superior effectiveness, transforming your operational capabilities to new heights.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 that provides unmatched system efficiency and adaptability.D/F - Unveiling a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted to maintain a specifically defined pressure value, significantly enhancing safety measures and boosting operational security and reliability to unparalleled heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace ultimate versatility and precision with adjustable settings across 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, effortlessly meeting every hydraulic need. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, skillfully conceived to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering 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 ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select 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. Discover pre-selectable options, each offering unparalleled precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional demands with unmatched precision and reliability.
(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 unwavering dependability.
(12) Secondary Pressure Limitation Options: Discover a suite of expertly designed options tailored to elevate your system's integrity and resilience. Choose 'N' for systems without pressure limiting protection. Select 'C' for concurrent pressure limitation across actuator ports A & B, ensuring synchronized control. Opt for 'A---B---', offering independent pressure limitation for ports A & B, meticulously measured in bar, promising unwavering safety and reliability.
(13) Function ON/OFF and Pressure Outlet Options: Transform your operations with our premium customizable selections. Select 'N' for a streamlined setup devoid of function ON/OFF or pressure outlet. Choose 'X' for C type pressure limitation, or 'S/S1' for AB type pressure limitation, delivering superior control. Select 'A' for electrical ON/OFF on side A or 'B' for side B, each option engineered for precision and exceptional functionality.
(14) Operation Modes: Dive into a world of sophisticated operation modes offering unmatched versatility and precision. 'A(1,2)' allows manual operation with options for a long or short handle. 'E' provides electric proportional control, while 'EA(1,2)' combines it with manual capabilities for enhanced flexibility. 'D' delivers electric switching value control with 'DA(1,2)' adding manual features. 'M' is dedicated to manual friction positioning with a long handle. Experience 'H' and 'F' for authentic hydraulic control, with pilot oil ports expertly positioned either aligned or perpendicular, ensuring comprehensive command.
(15) Ancillary Block Port Sizes: Experience unparalleled adaptability with our precisely engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each designed for seamless integration and adaptability, guaranteeing peak performance across diverse systems.
(16) End Plate Options: Discover our meticulously crafted end plate solutions. 'E1' provides standard external discharge of pilot oil and an oil return control port T. 'E2' enhances functionality with an added port Y for increased flexibility. 'E3' includes a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring premier performance.
E4 mirrors the features of 'E1', incorporating an innovative internal discharge of pilot oil with a sealed port T for enhanced efficiency. 'E5' replicates the robust features of 'E2' with internal discharge for optimal system performance. 'E6' embodies the sophisticated design of 'E3', delivering advanced discharge control that meets complex system demands.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our range of secure, reliable options. G12-12VDC is crafted for safety and reliability, even in the most challenging environments. Our offerings ensure specialization and security tailored to your needs.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 national high-tech enterprise, a testament to our unwavering dedication to technological progression and superior quality standards. Our unparalleled expertise encompasses the 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 product line stands the flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering embodies 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 ranging from emergency rescue operations to tunnel engineering, mining endeavors, and the deployment of municipal service vehicles. We are profoundly committed to our strategic alliances with leading domestic manufacturers, propelling 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'-we are unwavering in our quest to deliver exceptional products, unparalleled services, and innovative solutions. With a vision 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.
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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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