Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, exemplifying the pinnacle of hydraulic ingenuity. These revolutionary engineering wonders seamlessly blend pressure, flow, and directional control into a singular, superior system. This unique integration promises unmatched performance and reliability across a multitude of applications. Engineered from three core functional modules - connecting blocks, directional valves, and end plates - these precision-crafted valves integrate effortlessly into premium hydraulic systems, vital for top-tier engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unparalleled precision and control. Key highlights encompass a compact design, exceptional energy efficiency, and the ability for stepless speed control. Additionally, they enable the concurrent operation of multiple actuators under varying loads, ensuring extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, promising steadfast and reliable operation in any setting. In contrast, the HLPSV valves are ingeniously crafted for variable pump systems. Although HLPSV valves may exhibit a slightly slower response, they excel in incredible energy-saving performance, making them the ultimate choice where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for sophisticated hydraulic control needs, offering an impeccable balance 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 - Harness the extraordinary potential of cutting-edge, customized pressure control solutions meticulously designed for a spectrum of applications. These options, crafted with exquisite precision to fulfill your specific requirements, promise unparalleled accuracy, aligning seamlessly with your operational aspirations.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience bespoke engineering solutions that perfectly synchronize with your distinct operational requisites. Revel in customizable configurations that empower you to effortlessly attain your desired outcomes with precision and finesse.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unprecedented heights: Carefully engineered to amplify your system's performance, ensuring unparalleled control and spectacular effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump upon energization, deactivating when power is absent; D - Normally closed magnetic ball valve, deactivating the pump upon energization, activating when power is absent. Experience precision tuning that delivers unmatched system efficiency and adaptability.D/F - Introducing a state-of-the-art, exquisitely precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures while optimizing operational security and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the zenith of versatility and precision with adjustable settings spanning from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic necessity. The /NF configuration delivers solutions devoid of a pressure limiting valve, expertly engineered for HLPSV, offering unrivaled pressure control for a wide range of applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, meticulously crafted to address every application, ensuring you procure a product that seamlessly aligns 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 seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select 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 specifically for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each crafted to offer precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Delve into a vast collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unparalleled precision and dependability.
(11) Output flow code for ports A & B: Achieve unrivaled efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow setting is crafted for peak performance and unwavering reliability.
(12) Secondary Pressure Limitation Options: Elevate safety and reliability with our precision-engineered pressure limitation options, calibrated in bar for utmost security. Choose 'N' for operations without pressure limiting for simplicity. Opt for 'C' to ensure simultaneous pressure regulation on actuator ports A & B for consistent results. For bespoke control, 'A---B---' offers tailored management for ports A and B. Each option is thoughtfully designed to maintain the highest standards of system integrity, securing efficient and safe operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance operational prowess with a suite of customizable options for peak performance. For basic operations, select 'N' without function ON/OFF or pressure outlet needs. For advanced control, 'X' with C type pressure limitation is ideal, or 'S/S1' with AB type for superior oversight. For precise electronic control, select 'A' for ON/OFF on side A or 'B' for side B. Every option is crafted with precision for maximum efficiency and excellence.
(14) Operation Modes: Discover our array of operation modes, each engineered for exceptional versatility and precision. 'A(1,2)' allows manual operation with ergonomic handle options. 'E' delivers sophisticated electric proportional control. 'EA(1,2)' merges electric and manual for optimal adjustment and responsiveness. 'D' provides electric switching value control, complemented by 'DA(1,2)' for manual benefits. 'M' focuses on manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer distinct pilot oil port designs, ensuring comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each size is designed for unparalleled adaptability, ensuring top-tier performance across diverse systems and demands.
(16) End Plate Options: Explore our expertly designed end plate solutions, each tailored for peak functionality and adaptability. 'E1' provides external discharge of pilot oil and oil return control port T. 'E2' adds an extra port Y for increased flexibility. 'E3' offers advanced performance with a 2-position, 3-way magnetic ball valve, escalating system pressure to safety valve levels for superior reliability.
E4 mirrors 'E1', with state-of-the-art internal discharge of pilot oil and a sealed port T for enhanced efficiency. 'E5' integrates the robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the advanced design of 'E3', providing sophisticated discharge control for demanding system needs, ensuring cutting-edge efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our sturdy and secure voltage options, like the G12-12VDC, crafted for safety and reliability in challenging conditions. Our solutions offer specialized security tailored to any application, guaranteeing system stability and peak performance.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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