Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the epitome of cutting-edge hydraulic mastery. These engineering marvels are the pinnacle of innovation, seamlessly merging pressure, flow, and directional control into one cohesive, superior system. This exceptional integration guarantees unmatched performance and reliability, catering to a broad spectrum of applications. Precision-crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these meticulously engineered valves integrate flawlessly into elite hydraulic systems, indispensable for top-tier engineering machinery. They deftly manage the direction and speed of hydraulic cylinders, motors, and other actuators, offering exceptional precision and control. Standout features include a compact design, extraordinary energy efficiency, and the capability for stepless speed control. Moreover, they enable the concurrent operation of multiple actuators under diverse loads, delivering unparalleled performance and adaptability for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, ensuring unwavering and reliable operation in any setting. On the other hand, the HLPSV valves are ingeniously designed for variable pump systems. Although HLPSV valves may demonstrate a slightly slower response, they excel in extraordinary energy-saving capabilities, establishing them as the ideal choice where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the ultimate solution for sophisticated hydraulic control needs, offering an impeccable blend 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 - Unleash the brilliance of unparalleled power with our expertly crafted custom pressure control solutions, meticulously designed to cater to a variety of applications. With precision as a hallmark, these options are engineered to meet and exceed your specific requirements, delivering unmatched accuracy and alignment to seamlessly achieve your operational aspirations.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that flawlessly integrate with your unique operational demands. Experience the power of customizable configurations that enable you to achieve desired outcomes with ease and precision, setting new standards in performance.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control to outstanding levels: Expertly designed to enhance your system's performance, offering unmatched control and extraordinary effectiveness that reshapes 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 grants unrivaled system efficiency and adaptability.D/F - Introducing an advanced, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with impeccable precision to maintain a specifically designated pressure value, significantly enhancing safety measures while optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component represents the pinnacle of adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, skillfully crafted to address 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: Dive into an exhaustive selection 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. Explore pre-selectable options, each offering precision and exceptional efficiency, customized to meet your specific needs.
(10) Valve core function symbols: Immerse yourself in 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 the epitome of operational efficiency with our tailored maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each setting is crafted for exceptional performance and steadfast reliability, allowing your systems to perform at their peak potential.
(12) Secondary Pressure Limitation Options: Embrace unmatched safety and reliability with our pioneering pressure limitation solutions, precisely tuned in bar for ultimate assurance. Choose 'N' for operations without pressure limiting protection, perfect for straightforward tasks. 'C' offers simultaneous pressure limitation on actuator ports A & B, ensuring uniform performance. For bespoke and independent control, select 'A---B---', providing specialized management of ports A and B. These options are meticulously designed to maintain the highest standards of system integrity, ensuring your operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our customizable options designed for peak performance. For uncomplicated operations, 'N' involves no function ON/OFF or pressure outlet requirements. For superior control, 'X' with C type pressure limitation or 'S/S1' with AB type limit excels. Opt for 'A' for ON/OFF on side A or 'B' for side B for electrical precision. Each option is crafted to deliver maximum precision, efficiency, and operational superiority.
(14) Operation Modes: Delve into our diverse operation modes, each crafted for supreme versatility and precision. 'A(1,2)' provides manual operation with ergonomic handle options. 'E' offers electric proportional control, while 'EA(1,2)' combines it with manual control for adaptability. 'D' features electric switching value control, enhanced by 'DA(1,2)' manual options. Opt for 'M' for expert manual friction positioning with a long handle. 'H' and 'F' offer purely hydraulic operations with innovative pilot oil port designs for complete system control.
(15) Ancillary Block Port Sizes: Enhance adaptability and functionality with our expertly designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each selection promises peak performance across diverse systems and demands, ensuring your system's optimal performance.
(16) End Plate Options: Explore our masterfully designed end plate solutions, crafted for supreme functionality and adaptability. 'E1' delivers external discharge of pilot oil and control port T oil return. 'E2' expands capabilities with an extra port Y for greater flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation for enhanced performance and reliability.
E4 mirrors 'E1', offering advanced internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' merges 'E2's robust features with internal discharge for superior performance. 'E6' embodies 'E3's sophisticated design, providing leading-edge discharge control, perfect for high-demand systems, ensuring top-tier efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, including the G12-12VDC, crafted for exceptional safety and reliability in challenging conditions. Our solutions are tailored to provide specialized security, ensuring your system's stability and performance are 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 emerged as a beacon of innovation and excellence in the hydraulic industry. As a distinguished subsidiary of the China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise dedicated to advancing technology and maintaining superior quality. Our expertise spans comprehensive research, innovative development, precise manufacturing, and strategic marketing of superior hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to elevating our standards and fortifying our leadership in the industry.
Central to our pioneering offerings is our flagship innovation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes cutting-edge hydraulic system control, designed for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functionality spans critical applications such as life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our dedication to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are committed to delivering exceptional products, unparalleled services, and innovative solutions. With aspirations of being esteemed globally as a trusted supplier of premier hydraulic components, we continually strive to set new excellence benchmarks 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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