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 - Serving as the cornerstone of unwavering excellence, this pump is designed to ensure a consistent and smooth workflow that transforms your system into a marvel of precision engineering. Experience unparalleled reliability and empower your machinery to operate with exceptional precision.;
HLPSV: Variable Displacement Pump - This outstanding pump exemplifies flexibility and innovation, offering extraordinary adaptability to meet diverse operational requirements. With its cutting-edge design, it facilitates seamless transitions and superior control, ensuring your system remains at the pinnacle of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability to create a robust operational framework. Engineered with meticulous attention to detail, these specifications ensure impeccable performance and enhanced dependability, providing a steadfast foundation for success across all applications.:
2-G3/8; This design epitomizes compact proficiency, supporting streamlined operational efficiencies with precision. Expertly crafted for 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, withstanding demanding conditions and delivering unwavering durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design enhances system efficiency, elevating overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component guarantees consistent, robust performance. Engineered for excellence, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments, surpassing expectations with its remarkable 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 provides 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 precision to meet your specific needs, these options deliver unmatched accuracy and alignment with your operational goals, empowering you with the ultimate in precision engineering.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that harmoniously integrate with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision, ensuring maximum operational efficiency.
(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 that revolutionizes your operational capabilities, ensuring superior performance and reliability.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 specific system needs.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 and optimizing operational security and reliability to unprecedented levels, ensuring peace of mind in every operation.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of 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, ensuring your hydraulic systems operate optimally.
(7) Product Series Classification - The Paramount of Engineering Excellence: Each series is a testament to unparalleled craftsmanship and technological superiority, ensuring products that meet the highest standards of performance and reliability.;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance and surpassing industry standards.
(8)Thread size of directional spool valve ports A & B: Designed for precision and adaptability, ensuring seamless integration and optimal performance in various applications.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 high 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, each offering precision and exceptional efficiency, customized to your specific needs, ensuring your system operates with unparalleled accuracy and reliability.
(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 every operation meets the highest standards of excellence.
(11) Output flow code for ports A & B: Embark on an unparalleled journey of peak efficiency with our meticulously crafted output flow options for ports A & B. Choose from our diverse range: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow level is expertly engineered for supreme performance and unyielding dependability, ensuring your operations achieve maximum productivity and seamless functionality.
(12) Secondary Pressure Limitation Options: Experience the epitome of safety and reliability with our precision-engineered secondary pressure limitation options, meticulously calibrated in bar for your absolute peace of mind. Choose 'N' for operations without pressure limiting protection, ideal for straightforward tasks. For scenarios demanding simultaneous pressure limitation on actuator ports A & B, opt for 'C', ensuring consistent and reliable performance. Tailor your control preferences with 'A---B---', offering specialized, independent management of ports A and B. Each option is crafted to uphold the highest standards of system integrity, ensuring your operations remain secure, efficient, and unwaveringly dependable.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our array of customizable options, engineered for peak performance and precision. Select 'N' for straightforward operations devoid of function ON/OFF or pressure outlet requirements. For processes necessitating enhanced control, 'X' with C type pressure limitation is ideal, or opt for 'S/S1' with AB type pressure limitation for superior oversight. Achieve electrical precision with 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is meticulously sculpted to ensure maximum precision, efficiency, and operational excellence, empowering you to achieve your most ambitious objectives.
(14) Operation Modes: Unveil a world of unmatched versatility and precision with our diverse operation modes. 'A(1,2)' allows for manual operation with a choice of long or short handle to match your ergonomic preferences. 'E' offers cutting-edge electric proportional control, while 'EA(1,2)' blends this with manual input for unparalleled adaptability. Experience electric switch control with 'D', enhanced by 'DA(1,2)' for added manual capabilities. Opt for 'M' for advanced manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Unlock unparalleled adaptability and performance with our expertly engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to guarantee seamless system integration. Each choice is crafted to deliver unmatched adaptability and peak performance across various systems and operational demands, ensuring your setup is always performing at its best.
(16) End Plate Options: Delve into our range of expertly crafted end plate solutions, each meeting the pinnacle of functionality and adaptability. 'E1' offers external discharge of pilot oil with oil return control port T. 'E2' expands possibilities with an additional port Y for enhanced flexibility. 'E3' is designed for advanced performance, featuring a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels upon activation, guaranteeing superior functionality and reliability.
E4 mirrors 'E1', offering innovative internal discharge of pilot oil alongside a sealed port T to enhance efficiency. 'E5' combines the robust attributes of 'E2' with internal discharge for exceptional system performance. 'E6' incorporates the sophisticated design of 'E3', offering advanced discharge control, ideal for the most demanding system requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Explore our array of secure voltage options, featuring the G12-12VDC, meticulously designed for unwavering safety and reliability, even within the most challenging environments. Our offerings provide specialized solutions and robust security, ensuring your system's stability and performance are never compromised, granting you the confidence to excel in any application.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 in the hydraulic industry, tirelessly pursuing groundbreaking advancements and unparalleled excellence. As an esteemed subsidiary of the illustrious China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise. Our relentless commitment to pioneering new technologies and adhering to the highest quality standards sets us apart. Our unmatched expertise spans extensive research, pioneering development, precision manufacturing, and strategic marketing of elite hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, our dedication is unwavering as we continuously elevate our excellence standards, solidifying our leadership in the industry.
At the core of our groundbreaking product offerings is our flagship innovation: the Enhanced Safety ATEX Valve for Load Sensitive Systems and Mining Equipment. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, expertly crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functionality extends to crucial applications, including life-saving emergency rescue operations, intricate tunnel engineering, ambitious mining endeavors, and the operation of essential municipal service vehicles. Our unwavering commitment to forging 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, delivering unparalleled services, and providing innovative solutions. With an ambition to gain global recognition as a trusted supplier of premier hydraulic components, we continuously 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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