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 - Unlock superior performance with our bespoke pressure control solutions designed for a wide array of applications. Crafted with meticulous precision, these options ensure unparalleled accuracy, perfectly aligning with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Our tailored solutions seamlessly integrate with your unique operational needs. Experience customizable configurations that effortlessly empower you to achieve precise outcomes with ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to unprecedented levels: These expertly crafted valves enhance system performance, offering unmatched control and exceptional effectiveness that revolutionizes your operational potential.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 delivers unparalleled system efficiency and adaptability.D/F - Introducing an advanced, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exactitude to maintain a specific pressure value, significantly enhancing safety measures and optimizing operational security and reliability to exceptional standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the height of versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, flawlessly meeting every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly designed for HLPSV, providing unmatched pressure control with supreme accuracy for a wide range of applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a testament to outstanding design, skillfully engineered to meet every application demand, ensuring seamless alignment with your specific requirements and 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, precisely engineered for flawless integration, ensuring optimal efficiency and seamless operation.
(9)Directional valve block inflow controller options: Choose from a comprehensive range 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, providing precision and remarkable efficiency, customized to meet your specific requirements.
(10) Valve core function symbols: Discover an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to address specific functional needs with unmatched precision and reliability.
(11) Output flow code for ports A & B: Experience unparalleled efficiency and performance with our maximum output flow options: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow setting is designed to deliver outstanding reliability, ensuring your system's peak operational potential is achieved with ease.
(12) Secondary Pressure Limitation Options: Unlock superior safety and dependability with our expertly crafted pressure limitation options, available in precisely calibrated bar settings to guarantee peace of mind. Choose 'N' for operations without pressure limiting protection for straightforward tasks. Opt for 'C' to secure simultaneous pressure limitation on actuator ports A & B, ensuring consistent performance. For customized and independent management, select 'A---B---', offering specialized control over ports A and B. Each option upholds the highest standards of system integrity, guaranteeing your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your system's operational excellence with customizable options tailored for peak performance. For straightforward operations, select 'N', featuring no function ON/OFF or pressure outlet requirements. For processes requiring enhanced control, 'X' with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior oversight. Opt for 'A' or 'B' for electrical precision and ON/OFF functionality on side A or B. Each option is crafted to ensure maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover unmatched versatility and precision with our diverse range of operation modes. 'A(1,2)' provides manual operation with customizable handle lengths for ergonomic comfort. 'E' offers advanced electric proportional control, while 'EA(1,2)' combines manual operation for optimal adaptability. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' for manual adjustments. Choose 'M' for manual friction positioning with a long handle. 'H' and 'F' offer unique pilot oil port designs for comprehensive hydraulic control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each option promises unmatched adaptability, delivering peak performance across varying systems and demands, ensuring your system operates at its best.
(16) End Plate Options: Discover our meticulously crafted end plate solutions, designed for peak functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' provides additional port Y for enhanced flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels when activated, ensuring superior performance and reliability.
E4 mirrors 'E1', with advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for superior system performance. 'E6' encompasses 'E3's sophisticated design, delivering advanced discharge control for demanding system needs, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options including the G12-12VDC, designed for safety and reliability even in harsh environments. Our offerings deliver tailored solutions and 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 been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, demonstrating our relentless dedication to advancing technology and maintaining impeccable quality. Our unmatched expertise spans comprehensive research, avant-garde development, precise manufacturing, and astute marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our mission to continuously enhance our standards, further solidifying our leadership in the industry.
Central to our revolutionary product range is our flagship masterpiece: the Enhanced Safety Atex Valve. This marvel of modern engineering is the epitome of hydraulic system control excellence, meticulously designed for flawless integration into construction machinery and robust heavy-duty equipment. Its crucial role spans across vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining ventures, and essential municipal service vehicles. Our unwavering commitment to forging strategic partnerships 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 delivering exceptional products, unparalleled services, and innovative solutions. Aspiring to be globally recognized as a premier supplier of cutting-edge hydraulic components, we consistently strive to set new standards 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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