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 backbone of your system's unwavering excellence! It guarantees a workflow that's consistently smooth and efficient, transforming your machinery into a marvel of engineered precision. Experience reliability like never before and empower your operations with unmatched precision and confidence.;
HLPSV: Variable Displacement Pump - The epitome of flexibility and modern innovation. This pump adapts with grace to various operational needs, offering fluid transitions and exquisite control. Its progressive design ensures your system operates at the forefront of performance, adapting to your every demand with ease.;
(2) Connection Block Ports P & R Specifications - Precision and reliability meet to create a robust operational framework. Crafted with precision, these specifications ensure impeccable performance and heightened dependability across all applications, providing a steadfast foundation for your success.:
2-G3/8; This design exemplifies compact proficiency, supporting operational efficiencies with unparalleled precision. Perfectly crafted for space-limited environments, it promises remarkable performance without any compromises.
3-G1/2; Designed for robustness and reliability, this component is the backbone of your system's durability. It withstands demanding conditions, offering steadfast performance and long-lasting endurance.;
4-G3/4; With advanced connectivity, this component offers superior control and integration. Its sophisticated design boosts system efficiency, enhancing overall operational capabilities with finesse and precision.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures robust and consistent performance. Crafted for excellence, it tackles high-pressure challenges with ease and accuracy, excelling in demanding situations.;
6-G1 1/4; Providing extraordinary performance, this component excels in challenging environments. Engineered to push boundaries, it sets new standards in power and capability, effortlessly managing demanding tasks and exceeding expectations.;
(3) Additional Components and Specifications - Boost your system's capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new performance levels, turning your operations into benchmarks of success and efficiency.:
C,Standard Type - A reliable foundation, meticulously crafted to satisfy essential operational needs. This component offers unwavering support and unmatched reliability, empowering your system to reach its fullest potential seamlessly.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance system efficiency. This valve fine-tunes operations for peak effectiveness, ensuring harmony among components for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, consistently delivering remarkable performance and reliability. Exceeding conventional limits, it guarantees exceptional results with every use.;
(4) Pilot Oil Circuit Pressure Options - Harness an extraordinary spectrum of power with our bespoke pressure control solutions, expertly designed for a multitude of applications. These precision-crafted options are tailored to meet your exact requirements, delivering exceptional accuracy and perfectly aligning with your operational strategies.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing bespoke solutions meticulously integrated to harmonize with your unique operational needs. Experience customizable configurations that allow you to achieve your targeted results seamlessly and with unrivaled precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unprecedented heights. Masterfully engineered to enhance your system's performance, this solution offers unparalleled control and outstanding effectiveness, transforming your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing 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 unmatched system efficiency and flexibility.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with meticulous precision to maintain a specified pressure value, significantly enhancing advanced safety protocols and optimizing operational safety and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings spanning 63 to 400 bar levels. This component exemplifies adaptability, effortlessly fulfilling every hydraulic need. The /NF configuration is designed for systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control across a range of applications with superior accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a pinnacle of design, meticulously constructed to meet every application, ensuring you obtain a product that flawlessly aligns with your specific needs, 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 and seamless integration, guaranteeing optimal efficiency.
(9)Directional valve block inflow controller options: Select from an extensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and superior efficiency, customized to your specific requirements.
(10) Valve core function symbols: Delve into an expansive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional needs with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock the full potential of your operations with our cutting-edge output flow solutions, delivering peak efficiency through a range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously engineered to ensure supreme performance and unyielding dependability, setting the standard for excellence in your system's operations.
(12) Secondary Pressure Limitation Options: Elevate the safety and reliability of your operations with our precision-engineered pressure limitation options, expertly calibrated to provide peace of mind in bar increments. Opt for 'N' when pressure limiting protection isn't required for straightforward tasks. For enhanced safety with simultaneous protection on actuator ports A & B, choose 'C', ensuring consistent and reliable performance. For a bespoke approach, 'A---B---' offers tailored and independent control of ports A and B. Each option is skillfully crafted to uphold the highest standards of system integrity, ensuring your operations are secure, efficient, and reliable.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with our customizable options, designed for outstanding performance. For simplicity, 'N' offers no function ON/OFF or pressure outlet needs. For heightened control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offers superior oversight. For precision, opt for 'A' for ON/OFF on side A or 'B' for side B. Each choice ensures precision and efficiency, driving your operations to excellence.
(14) Operation Modes: Discover our diverse operation modes, engineered for unparalleled adaptability and precision. 'A(1,2)' provides manual control with ergonomic handle options. 'E' offers electric proportional control, while 'EA(1,2)' integrates manual operation for enhanced flexibility. 'D' features electric switching value control, augmented by 'DA(1,2)' for manual refinements. Choose 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer distinct pilot oil port designs, granting comprehensive control and mastery.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our expertly crafted port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each designed for seamless system integration and peak performance across various applications, ensuring your operations are always optimized for success.
(16) End Plate Options: Explore our finely crafted end plate solutions, tailored for functionality and adaptability. 'E1' features external discharge of pilot oil and oil return control port T. For expanded capabilities, 'E2' adds port Y. 'E3' excels with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels for exceptional performance and reliability.
E4 mirrors 'E1', with cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' blends 'E2's capabilities with internal discharge, ensuring superior performance. 'E6' encompasses 'E3's advanced design for discharge control, ideal for demanding system requirements, keeping your system at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage options, including the G12-12VDC, ensuring safety and reliability in the most challenging environments. Our offerings provide specialized solutions and security tailored to any application, maintaining your system's stability and performance without compromise.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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