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 is a beacon of engineering brilliance, ensuring a smooth and consistent workflow. Transform your machinery into a marvel of precision and dependability with unparalleled performance and empowerment.;
HLPSV: Variable Displacement Pump - A masterpiece of adaptability and forward-thinking design, this pump offers unmatched flexibility and innovation. Tailored to meet diverse operational needs, it provides seamless transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - At the intersection of precision and reliability lies a robust operational framework. Created with exceptional attention to detail, these specifications guarantee superb performance and unwavering reliability, establishing an unshakeable foundation for all applications.:
2-G3/8; This design encapsulates compact efficiency, delivering precise and streamlined operations. Ideal for space-limited environments, it promises excellent performance without conceding any ground on quality.
3-G1/2; Built for resilience and reliability, this component stands as a strong backbone for system endurance. It is crafted to withstand the most challenging conditions, offering steadfast durability and performance.;
4-G3/4; Incorporating advanced connectivity, this element provides unmatched control and integration. Its sophisticated design enhances system efficiency and elevates operational capabilities with elegant precision.;
5, 55-G1; Delivering superior flow rates for high-demand scenarios, this component ensures consistent, robust performance. Engineered for excellence, it masterfully addresses high-pressure challenges with precision and ease.;
6-G1 1/4; Providing extraordinary performance, this component excels in demanding environments. Designed to surpass the most rigorous expectations, it sets new standards in power and capability, managing complex tasks effortlessly.;
(3) Additional Components and Specifications - Propel your system to new heights with state-of-the-art components that redefine operational brilliance. These advanced specifications unlock unprecedented performance, transforming your operations into a paragon of success.:
C,Standard Type - A steadfast foundation, meticulously constructed to meet core operational demands. This component offers unwavering support and unmatched reliability, empowering your system to realize its full potential.;
G,Throttle Valve (For HLPSL only) - Master precision control to boost your system's efficiency. This valve fine-tunes operations to achieve maximum effectiveness, ensuring harmonious component interaction for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve elevates flow management to new heights, driving unparalleled performance and reliability. Exceeding conventional boundaries, it consistently delivers exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Unlock extraordinary power with bespoke pressure control solutions, meticulously designed for a wide range of applications. Engineered to perfection, these options ensure precise alignment with your operational objectives, delivering unparalleled accuracy and performance.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 distinctive operational needs. Experience customizable configurations that empower you to achieve your desired outcomes with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unprecedented heights: Expertly designed to elevate your system's performance, providing exceptional control and effectiveness that transforms 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 ensures unmatched system efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exceptional precision to maintain a designated pressure value, significantly enhancing safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, meeting every hydraulic requirement with ease. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, ensuring unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, expertly crafted to meet every application need, ensuring you receive a product perfectly aligned with your specific requirements, delivering consistently outstanding 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, precisely engineered for flawless 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, customized for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Discover an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to fulfill specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock unmatched efficiency with our maximum output flows of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, each crafted for optimum performance and unwavering reliability.
(12) Secondary Pressure Limitation Options: Immerse in safety and reliability with precisely engineered pressure limitation options, calibrated in bar for your assurance. Choose 'N' for tasks needing no pressure limiting, 'C' for unified pressure control on ports A & B, or 'A---B---' for independent, tailored management. Each option is designed to sustain the pinnacle of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Boost your system's operational acumen with customizable options. Select 'N' for basic operations without ON/OFF or pressure outlets. For enhanced control, 'X' with C-type limitation or 'S/S1' with AB-type limitation provides superior oversight. Opt for 'A' or 'B' for precise electrical ON/OFF control on respective sides, ensuring precision, efficiency, and excellence.
(14) Operation Modes: Delve into our diverse operation modes, each crafted for outstanding versatility and precision. 'A(1,2)' allows manual operation with ergonomic handle choices. 'E' offers electric proportional control, and 'EA(1,2)' blends this with manual operation. 'D' provides electric switching value control, and 'DA(1,2)' adds manual enhancements. Choose 'M' for manual friction positioning. 'H' and 'F' offer unique hydraulic operations with tailored pilot oil port designs, delivering complete control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with expertly engineered port sizes. Choose from /2 G3/8, /3 G1/2, /4 G3/4, /5 G1 for seamless system integration, ensuring peak performance across various systems and operational demands.
(16) End Plate Options: Explore our superior end plate solutions, each crafted for functionality and adaptability. 'E1' provides external discharge with control port T. 'E2' adds port Y for flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure efficiently for unmatched performance.
E4 replicates 'E1', with internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' combines 'E2' attributes with internal discharge for superior performance. 'E6' mirrors 'E3', offering advanced discharge control for demanding system requirements, ensuring peak efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from robust voltage options like the G12-12VDC, designed for safety and reliability in challenging environments. Our solutions provide specialized security for any application, ensuring stability and uncompromised 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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