Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the zenith of hydraulic innovation, harmoniously integrating pressure, flow, and directional control into one superior, unified system. This unique synthesis ensures unparalleled performance and reliability across diverse applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves fit seamlessly into high-end hydraulic systems, crucial for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights include a compact design, superior energy efficiency, and the capability for stepless speed control. Furthermore, they facilitate the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring steadfast and dependable operation in any environment. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. Although HLPSV valves might exhibit a marginally slower response, they excel in remarkable energy-saving performance, making them the quintessential choice where efficiency reigns supreme. With their cutting-edge engineering and energy-savvy design, HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering an impeccable mix 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 cornerstone of unwavering excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a finely-tuned marvel of engineering. Experience unparalleled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump offers extraordinary adaptability to cater to diverse operational requirements. With its forward-thinking design, it allows for fluid transitions and superior control, ensuring your system is always at the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Where precision converges with reliability to forge a robust operational framework. Crafted with meticulous attention to detail, these specifications guarantee impeccable performance and elevated dependability across all applications, providing an unshakeable foundation for success.:
2-G3/8; This design embodies compact proficiency, supporting streamlined operational efficiencies with precision. Meticulously crafted to excel in space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a formidable backbone for your system's endurance. Built to withstand demanding conditions, it offers unwavering durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures consistent, robust performance. Designed for excellence, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to surpass expectations, it sets new benchmarks in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new levels of performance, transforming your operations into a benchmark of success.:
C,Standard Type - A trusted foundation, meticulously crafted to meet essential operational demands. This component offers unwavering support and unmatched reliability, empowering your system to achieve its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works in harmony for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving extraordinary performance and reliability. Surpassing conventional limits, it delivers exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with our meticulously tailored pressure control solutions, crafted with precision to seamlessly meet diverse application needs. Enjoy unmatched accuracy and consistency, perfectly aligned with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience the harmony of custom-engineered solutions designed to integrate effortlessly with your unique operational demands. Achieve your desired outcomes with precision and ease through our customizable configurations.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's control and efficiency with our expertly crafted solution: Elevate performance with unmatched control and remarkable effectiveness to revolutionize your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, powers to pressurize the pump, and unloads when unpowered; D - Normally closed magnetic ball valve, unloads the pump when powered, pressurizes it when unpowered. Experience precision tuning for unmatched system efficiency and adaptability.D/F - Discover a state-of-the-art, precision-engineered pressure limiting valve crafted for secondary pressure (F50). This engineering marvel is designed with impeccable precision to maintain a specific pressure value, significantly enhancing safety measures, and optimizing operational security and reliability to unparalleled levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Enjoy unparalleled versatility and precision with adjustable settings from 63 to 400 bar levels. This component represents the pinnacle of adaptability, fulfilling every hydraulic requirement seamlessly. The /NF configuration boasts systems without a pressure limiting valve, expertly designed for HLPSV, delivering unrivaled pressure control with supreme accuracy across diverse applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, skillfully crafted to cater to every application, ensuring you acquire a product that aligns seamlessly 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; With auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for seamless integration, ensuring flawless performance and optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options offering precision and exceptional efficiency, all tailored to your unique needs.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each crafted with meticulous precision to satisfy specific functional requirements with unmatched reliability.
(11) Output flow code for ports A & B: Experience the pinnacle of hydraulic efficiency with our maximum output flow options ranging from 3 to 210 L/min. Each flow rate is precisely calibrated to deliver supreme performance, ensuring relentless reliability and adaptability for a variety of demanding applications.
(12) Secondary Pressure Limitation Options: Unlock a new level of safety and reliability with our expertly crafted pressure limitation selections, finely tuned in bar to ensure your peace of mind. Choose 'N' for tasks without pressure limiting protection, 'C' for simultaneous pressure limitation on actuator ports A & B, or 'A---B---' for independent control and specialized management of ports A and B. Each option is a testament to our commitment to maintaining system integrity and operational security, delivering unparalleled efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with our customizable solutions tailored for maximum precision. For straightforward functionality, 'N' offers no ON/OFF or pressure outlet needs. For enhanced control, opt for 'X' with C type limitation or 'S/S1' with AB type for superior oversight. Electrical precision options include 'A' or 'B' for ON/OFF functionality on sides A or B. Crafted meticulously, each choice promises optimal precision, efficiency, and operational success.
(14) Operation Modes: Delve into our comprehensive array of operation modes, each refined for exceptional versatility and precision. Choose 'A(1,2)' for manual handling with ergonomic adjustments, 'E' for electric proportional control, or 'EA(1,2)' for a hybrid of electric and manual control. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual operations. 'M' offers expert manual positioning with friction control. 'H' and 'F' cater to hydraulic operations with unique pilot oil port alignments, ensuring robust control and mastery of your system.
(15) Ancillary Block Port Sizes: Enhance system adaptability and performance with our expertly engineered port size options. From /2 G3/8 to /5 G1, each choice ensures seamless integration and adaptability, delivering peak performance to meet diverse system and operational requirements, ensuring your system consistently operates at its best.
(16) End Plate Options: Explore our expertly crafted end plate selections, each designed for peak functionality and adaptability. 'E1' provides external discharge with control over pilot oil and return port T. 'E2' introduces an additional port Y for greater flexibility. 'E3' boasts a 2-position, 3-way magnetic ball valve for enhanced performance, elevating system pressure to safety valve levels, ensuring superior functionality and reliability.
E4 mirrors 'E1' with cutting-edge internal discharge and sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for superior system performance. 'E6' encapsulates 'E3's sophisticated design, offering advanced discharge control tailored for the most demanding system requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, such as the G12-12VDC, crafted for safety and reliability in challenging environments. Our solutions are designed to meet specialized needs and ensure consistent stability and performance, maintaining your system's optimal function.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 pursuit of groundbreaking innovation and unparalleled excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered across the nation as a 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to continuously elevate our standards of excellence, further cementing our position as leaders in the industry.
At the heart of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering represents state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality extends across vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers expedites the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are devoted to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With an ambition to be recognized globally as a trusted supplier of premier hydraulic components, we continually strive 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.
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.
){kind=link}