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, meticulously transforming your system into a finely-tuned marvel of engineering. Experience unparalleled dependability and empower your machinery to operate with unmatched precision, ensuring your system's seamless functionality.;
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, ready to tackle any challenge.;
(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, ensuring operational supremacy.:
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, ensuring optimal utilization of space and resources.
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, ensuring your system's resilient operation under pressure.;
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, empowering your system with superior functionality.;
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, achieving unrivaled effectiveness in demanding applications.;
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 and redefining operational standards.;
(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, ensuring you stay ahead of the curve.:
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, facilitating seamless operations.;
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, optimizing your system's performance.;
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, ensuring peak operational efficiency.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. These precision-crafted options promise unmatched accuracy and perfect alignment with your operational objectives, ensuring you meet your specific needs seamlessly.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that seamlessly integrate with your unique operational demands. Experience customizable configurations that empower you to achieve your precise outcomes with effortless precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's efficiency and control to extraordinary levels: These expertly crafted valves significantly boost performance, offering unparalleled control and effectiveness that revolutionize your operational capabilities.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. Delivering precision tuning that ensures unmatched system efficiency and adaptability.D/F - Cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control with supreme accuracy for diverse applications.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, skillfully crafted to cater to every application. Ensure you acquire a product that aligns seamlessly with your specific requirements, consistently delivering exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless and effortless integration, ensuring 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, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and exceptional efficiency, customized to meet your specific needs.
(10) Valve core function symbols: Explore an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements 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 steadfast dependability.
(12) Secondary Pressure Limitation Options: Dive into a realm of unmatched safety and reliability with our precision-engineered pressure limitation options, each expertly calibrated in bar to deliver ultimate peace of mind. Choose 'N' for operations without pressure limiting protection, ideal for simpler tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is a must, ensuring consistent performance across your operations. For a bespoke and independent approach, 'A---B---' offers specialized management for ports A and B. Each option is carefully crafted to uphold the utmost standards of system integrity, ensuring your operations remain secure, seamless, and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with our suite of customizable options, designed for supreme performance. For straightforward operations, select 'N', free from function ON/OFF or pressure outlet needs. If your processes demand superior control, 'X' with C type pressure limitation is perfect, or opt for 'S/S1' with AB type pressure limitation for exceptional oversight. For electrical precision, 'A' or 'B' provides ON/OFF functionality on side A or B. Each option is meticulously engineered to ensure maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our diverse spectrum of operation modes, each crafted for unparalleled versatility and precision. 'A(1,2)' offers manual operation with a choice of long or short handles, accommodating your ergonomic preferences. 'E' delivers advanced electric proportional control, while 'EA(1,2)' merges this with manual operation for the ultimate adaptability and responsiveness. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual features. Choose 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, aligned or perpendicular, ensuring comprehensive control over your system.
(15) Ancillary Block Port Sizes: Elevate adaptability and performance with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure a seamless fit for system integration. Each selection is designed for unmatched adaptability, delivering peak performance across various systems and operational requirements, keeping your system at its very best.
(16) End Plate Options: Uncover our expertly engineered end plate solutions, each crafted to meet the pinnacle of functionality and adaptability. 'E1' establishes the standard with its external discharge of pilot oil and oil return control port T. 'E2' extends your capabilities with an additional port Y for enhanced flexibility. 'E3' is crafted for advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when engaged, ensuring superior reliability and functionality.
E4 mirrors 'E1', featuring avant-garde internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' adopts the robust features of 'E2' with internal discharge for superior system performance. 'E6' embodies the sophisticated design of 'E3', offering advanced discharge control, perfect for the most demanding system requirements, ensuring your system remains at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our robust and secure voltage choices, including the G12-12VDC, expertly crafted for safety and reliability even in the harshest environments. Our offerings deliver specialized solutions and security tailored to any application, ensuring your system's stability and performance are steadfast and uncompromised.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 been a beacon of innovation and excellence in the hydraulic industry. As a distinguished subsidiary of China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise, dedicated to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated across the nation as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to elevating our standards of excellence, further solidifying our leadership position in the industry.
At the core of our pioneering innovations is our flagship product: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, designed for seamless integration into construction machinery and heavy-duty equipment. Its crucial functionality is pivotal across a range of vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and essential municipal service vehicles. Our commitment to strategic alliances with leading domestic manufacturers accelerates 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 dedicated to producing exceptional products, providing unmatched services, and delivering groundbreaking solutions. With the 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.
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