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 - Unleashing the Full Potential of Your System
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 bespoke pressure control solutions, meticulously tailored for a myriad of applications. Engineered with utmost precision to perfectly align with your unique specifications, these options offer peerless accuracy, ensuring seamless alignment with your operational aspirations.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 requirements. Experience adaptable configurations designed to 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 command to unprecedented heights. Expertly crafted to maximize your system's performance, this valve offers unrivaled control and extraordinary effectiveness, redefining 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 provides exceptional 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 immaculate precision to uphold a designated pressure value, significantly enhancing safety measures and optimizing operational security and reliability to unprecedented standards.
(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 catering to every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly designed for HLPSV, providing unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully crafted to cater to every application, ensuring you receive 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 a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, optimized 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: Explore a vast 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 our state-of-the-art output flow capabilities, maximizing performance with options of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is meticulously crafted to deliver outstanding performance and unwavering reliability, ensuring your hydraulic systems operate at their best.
(12) Secondary Pressure Limitation Options: Elevate safety and reliability to unprecedented levels with our precision-engineered pressure limitation solutions, carefully calibrated in bar for impeccable assurance. Choose 'N' for operations without pressure limiting protection, perfect for straightforward applications. Select 'C' to provide simultaneous pressure limitation on actuator ports A & B, ensuring consistency and safety. For bespoke and discrete control, 'A---B---' offers specialized management of ports A and B. Each option is designed to meet the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operations with versatile options tailored for superior performance. Choose 'N' for simplicity, with no function ON/OFF or pressure outlet needs. For precise control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation delivers unparalleled oversight. For electrical accuracy, 'A' provides ON/OFF functionality for side A and 'B' for side B. Each option is finely crafted to deliver the highest levels of precision, efficiency, and operational excellence.
(14) Operation Modes: Discover unparalleled versatility with our range of operation modes, each expertly engineered for precision and adaptability. 'A(1,2)' offers manual operation with a choice of long or short handle, ensuring ergonomic comfort. 'E' provides sophisticated electric proportional control, while 'EA(1,2)' blends this with manual operation for exceptional adaptability. 'D' offers electric switching value control, enhanced by 'DA(1,2)' for manual precision. For expert manual friction positioning, 'M' with a long handle is your go-to choice. For pure hydraulic operations, 'H' and 'F' feature unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance system adaptability and peak performance with our expertly engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration across varying systems and operational needs. Each selection is crafted for ultimate adaptability, ensuring your systems consistently perform at their best.
(16) End Plate Options: Explore our sophisticated end plate solutions, each tailored to deliver exceptional functionality and adaptability. 'E1' is a benchmark with its external discharge of pilot oil and oil return control port T. 'E2' boosts your flexibility with an additional port Y. Engineered for advanced performance, 'E3' features a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels upon activation, ensuring exceptional reliability and functionality.
E4 parallels 'E1', introducing advanced internal discharge of pilot oil and a sealed port T for optimized performance efficiency. 'E5' pairs the robust features of 'E2' with internal discharge for superior system output. 'E6' encompasses the refined design of 'E3', delivering advanced discharge control, ideal for the most demanding scenarios, ensuring your system remains at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage selections, including the G12-12VDC, crafted for safety and reliability in even the most challenging environments. Our solutions offer tailored security and stability for any application, ensuring your system's performance and integrity 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 truly revolutionized the hydraulic industry with a steadfast commitment to groundbreaking innovation and an unwavering pursuit of excellence. As a proud subsidiary of the renowned China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, dedicated to driving technological advancements and maintaining superior quality standards. Our exceptional capabilities span comprehensive research, avant-garde development, exacting manufacturing, and strategic marketing of top-notch hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are consistently elevating our standards of excellence, reinforcing our leadership position in the industry.
At the forefront of our groundbreaking product range is our signature creation: the Enhanced Safety Atex Valve. This engineering masterpiece epitomizes cutting-edge hydraulic system control, engineered with precision for flawless integration into construction machinery and robust heavy-duty equipment. Its essential functionality extends across critical applications, such as life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of vital municipal service vehicles. Our unwavering dedication to forging strategic partnerships with leading domestic manufacturers accelerates 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 committed to producing exceptional products, delivering unmatched services, and presenting innovative solutions. With a vision to be globally acknowledged as a trusted supplier of premier hydraulic components, we continuously strive to establish new standards of excellence on the international platform.
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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