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 - Harness the power of seamless operation with this extraordinary pump. It ensures unwavering performance with a smooth, efficient workflow, turning your system into a masterpiece of precision engineering. Embrace reliability like never before to unleash the full potential of your machinery with unrivaled accuracy.;
HLPSV: Variable Displacement Pump - Embodying cutting-edge innovation and adaptability, this pump caters to a wide array of operational needs with exceptional flexibility. Its pioneering design facilitates fluid transitions and superior control, positioning your system at the forefront of advanced performance.;
(2) Connection Block Ports P & R Specifications - Uniting precision with dependability, these meticulously crafted specifications lay a solid foundation for robust operations. They promise superior performance and heightened reliability across diverse applications, ensuring an unwavering platform for assured success.:
2-G3/8; Ingeniously designed for compact efficiency, this component excels in optimizing operational productivity with precision, especially in space-limited settings, while maintaining exceptional performance standards.
3-G1/2; Built to endure harsh conditions, this strong and reliable component forms the backbone of your system's durability and promises steadfast performance that withstands various environmental demands.;
4-G3/4; Featuring unparalleled connectivity, this sophisticated component significantly boosts system efficiency with its innovative design, ensuring enhanced operational capabilities with refined elegance.;
5, 55-G1; Optimized for exceptional flow rates, this component tackles high-demand scenarios effortlessly, ensuring robust and consistent performance. Designed for excellence, it meets high-pressure challenges with precision and ease.;
6-G1 1/4; Setting new standards in power and capability, this component offers extraordinary performance in demanding environments. Engineered to exceed expectations, it effortlessly handles challenging tasks, establishing new norms of strength.;
(3) Additional Components and Specifications - Amplify your system's potential with breakthrough components that redefine operational excellence. These advanced specifications elevate performance, transforming your operations into industry-leading benchmarks of success.:
C,Standard Type - Serving as a reliable foundation, this component is intricately crafted to meet key operational needs. It delivers constant support and unmatched reliability, empowering your system to realize its utmost potential.;
G,Throttle Valve (For HLPSL only) - Attain precise control to elevate your system's efficiency. This valve fine-tunes the performance of your operations, ensuring every component works cohesively for optimal results and seamless harmony.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Revolutionizing flow management, this valve guarantees exceptional performance and reliability. It transcends standard limitations, consistently delivering outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that harmoniously integrate with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to new heights: Expertly crafted to boost your system's performance, offering unmatched control and extraordinary effectiveness that revolutionizes 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. Precision tuning that provides unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in 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 for diverse applications with supreme accuracy.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted 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 auxiliary 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: Choose from an exhaustive 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 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 satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock peak operational efficiency effortlessly with our premier selection of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously crafted to deliver exceptional performance and steadfast reliability.
(12) Secondary Pressure Limitation Options: Indulge in exceptional safety and reliability with pressure limitation options, engineered to perfection and calibrated in bar for your tranquility. Select 'N' for operations devoid of pressure limiting protection, ideal for uncomplicated tasks. Choose 'C' for comprehensive pressure limitation on ports A & B, ensuring seamless functionality. For customized, independent oversight, opt for 'A---B---', offering specialized regulation of ports A and B. Each selection upholds the pinnacle of system integrity, safeguarding your operations' security and efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operations with diverse, customizable options for supreme performance. For uncomplicated objectives, select 'N', requiring no ON/OFF or pressure outlet. For heightened control, 'X' with C type pressure limitation shines, or opt for 'S/S1' with AB type limitation for superior supervision. For precise electrical control, choose 'A' for ON/OFF on side A or 'B' for side B. Each option, crafted for ultimate precision and efficiency, propels your operations to excellence.
(14) Operation Modes: Embrace a variety of operation modes, each intricately designed for unparalleled versatility and precision. 'A(1,2)' offers manual control with the choice of a long or short handle, catering to ergonomic preferences. 'E' introduces sophisticated electric proportional control, while 'EA(1,2)' combines it with manual operation for supreme adaptability. 'D' features electric switching value control, enhanced by 'DA(1,2)' for manual additions. Select 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' boast unique pilot oil port designs-either aligned or perpendicular-granting comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure smooth system integration. Each option is meticulously designed for extraordinary adaptability, delivering peak performance across diverse systems and operational requirements, ensuring optimal system performance.
(16) End Plate Options: Discover expertly crafted end plate solutions, each engineered to the highest standards of functionality and adaptability. 'E1' offers external discharge of pilot oil with return control port T for standard excellence. 'E2' extends capabilities with an extra port Y for augmented flexibility. 'E3' is designed for superior performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety levels when activated, ensuring unparalleled functionality and reliability.
E4 mirrors 'E1', featuring state-of-the-art internal discharge of pilot oil coupled with a sealed port T for optimised efficiency. 'E5' combines 'E2' advantages with internal discharge for enhanced system performance. 'E6' encapsulates the advanced design of 'E3', offering sophisticated discharge control ideal for demanding systems, ensuring your system is consistently at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from an array of robust and secure voltage options, like G12-12VDC, expertly crafted for safety and reliability even in challenging environments. Our solutions provide tailored security and specialization for any application, ensuring your system's stability and performance remain 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 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.
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