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 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 custom pressure control solutions tailored for diverse applications. Crafted with meticulous precision, these options are designed to meet your specific needs, offering unmatched accuracy and alignment with your operational goals. Experience a new level of control with innovative solutions that ensure seamless integration and superior performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that seamlessly integrate with your operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision, ensuring optimal functionality and performance.
(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. Revolutionize your operational capabilities with state-of-the-art solutions that ensure superior reliability and unprecedented control.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. Experience precision tuning that provides unmatched system efficiency and adaptability, tailored to your unique requirements.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, it optimizes operational security and reliability to unprecedented levels, ensuring peace of mind with every operation.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unparalleled 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 and reliability.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a masterclass in design, skillfully crafted to address every application. Ensure you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance and reliability across all uses.
(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 and superior performance in every application.
(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 that each offer precision and exceptional efficiency, customized to your specific needs to provide optimal functionality and adaptability.
(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, ensuring that every operational need is met with exceptional effectiveness.
(11) Output flow code for ports A & B: Elevate efficiency to new heights with our meticulously engineered maximum output flows, available in a range of capacities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is crafted to deliver supreme performance and unwavering dependability, ensuring your operations reach their peak potential with every use.
(12) Secondary Pressure Limitation Options: Introducing unparalleled safety and reliability through our expertly calibrated pressure limitation options, measured in bar for your assurance. Choose 'N' for tasks that require a straightforward approach without pressure limiting protection. Opt for 'C' when dual pressure limitation on actuator ports A & B is crucial for consistent and reliable performance. For specialized and independent management, select 'A---B---', designed with precision for ports A and B. Each configuration is crafted to uphold system integrity, keeping your operations secure and efficient at all times.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with our array of customizable options, each tailored for optimal performance. For operations needing simplicity, 'N' is your choice with no function ON/OFF or pressure outlet requirements. For greater control, 'X' with C type pressure limitation is ideal, or select 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, 'A' allows ON/OFF functionality on side A, and 'B' caters to side B. Each option is meticulously developed to ensure maximum precision, efficiency, and operational excellence in your processes.
(14) Operation Modes: Discover our versatile operation modes, each crafted for unparalleled precision and adaptability. 'A(1,2)' offers manual operation with long or short handle options, tailored to ergonomic preferences. 'E' provides sophisticated electric proportional control, while 'EA(1,2)' mixes this with manual operation for comprehensive adaptability. 'D' delivers electric switching value control, while 'DA(1,2)' integrates manual enhancements. Select 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, either aligned or perpendicular, providing full control over your system.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration into various systems. Each option is designed for exceptional adaptability, ensuring peak performance across diverse systems, allowing your system to consistently operate at its optimal level.
(16) End Plate Options: Explore our thoughtfully crafted end plate solutions, each designed to meet the highest standards of functionality. 'E1' sets the benchmark with its external pilot oil discharge and oil return control port T. 'E2' enhances your system with an additional port Y for superior flexibility. 'E3' is engineered for top-tier performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when activated, ensuring unmatched functionality and reliability.
E4 mirrors 'E1', featuring state-of-the-art internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' combines the advanced features of 'E2' with internal discharge for top system performance. 'E6' incorporates the advanced design of 'E3', offering sophisticated discharge control, perfect for demanding system requirements, ensuring your system is always at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose our robust and secure voltage options, including the G12-12VDC, impeccably designed for safety and reliability even in the harshest environments. Our offerings provide specialized solutions and security tailored to any application, ensuring your system's stability and performance remain uncompromised, no matter the challenge.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly hold the title of a national high-tech enterprise. Our commitment to pioneering technological advancements and maintaining superior quality standards is unwavering. With extraordinary expertise in comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components, we are revered across the nation as a 'specialized, refined, and innovative' small giant enterprise. Our relentless dedication to elevating our standards of excellence continues to fortify our leadership position in the industry.
At the core of our groundbreaking product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering exemplifies state-of-the-art hydraulic system control, meticulously designed for seamless integration into construction machinery and heavy-duty equipment. Its vital functionality spans crucial applications, such as life-saving emergency rescue missions, complex tunnel engineering, extensive mining operations, and the operation of essential municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to producing exceptional products, providing unparalleled services, and offering innovative solutions. With an ambition to be globally recognized 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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