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 - Experience the zenith of hydraulic power with our bespoke pressure control solutions, meticulously crafted to cater to a multitude of applications. Designed with meticulous precision, these options ensure remarkable accuracy and seamless alignment with your operational aspirations.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing tailor-made solutions that flawlessly blend with your distinct operational needs. Revel in our adaptable configurations that empower you to reach your goals effortlessly and with impeccable precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's performance and command to unparalleled heights: Expertly engineered to amplify efficiency and control, offering superior command and extraordinary effectiveness that transform your operational prowess.C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing the pump when powered, unloading it when not; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when not. Experience precision tuning that offers unrivaled system efficiency and adaptability.D/F - Discover a state-of-the-art, exquisitely engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with meticulous precision to maintain a specific pressure value, vastly enhancing safety measures and optimizing operational security and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Relish in the ultimate versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, flawlessly fulfilling every hydraulic requirement. The /NF configuration offers systems sans a pressure limiting valve, adeptly tailored for HLPSV, offering unrivaled pressure control for various applications with supreme precision.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to masterful design, expertly crafted to meet every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, 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, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive 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. Uncover pre-selectable choices, each delivering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Delve into an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with peerless precision and reliability.
(11) Output flow code for ports A & B: Elevate your operations with our precision-engineered output flow options, offering peak efficiency with maximum outputs: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate meticulously crafted for exceptional performance and steadfast reliability, ensuring your system operates at its very best.
(12) Secondary Pressure Limitation Options: Experience a new level of safety and reliability with our precisely engineered pressure limitation settings. Choose 'N' for basic operations without pressure limiting, 'C' for simultaneous pressure limitation on actuator ports A & B for flawless performance, or opt for 'A---B---' for customized and independent port management. Each option is expertly crafted to uphold superior system integrity, ensuring your operations run smoothly and securely.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational performance with an array of customizable settings. Choose 'N' for straightforward operations without ON/OFF or pressure outlet needs. For processes requiring more control, select 'X' with C type pressure limitation or 'S/S1' with AB type limitation for exceptional oversight. Opt for 'A' or 'B' for precise electrical ON/OFF control on sides A or B. Every option is engineered for unparalleled precision, efficiency, and excellence.
(14) Operation Modes: Discover unmatched flexibility and precision with our diverse operation modes. Choose 'A(1,2)' for manual control with ergonomic handle options, 'E' for advanced electric proportional control, or 'EA(1,2)' for a perfect blend of manual and electric control. 'D' provides electric switching value control, with 'DA(1,2)' adding manual enhancements. Select 'M' for expert manual friction positioning with a long handle. For hydraulic precision, 'H' and 'F' offer unique pilot oil port designs, ensuring superior system control.
(15) Ancillary Block Port Sizes: Achieve superior system integration with our engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless adaptability, delivering top-tier performance across diverse systems and operational requirements, ensuring fluid transitions and peak system performance.
(16) End Plate Options: Explore expertly designed end plate solutions that offer top-notch functionality and flexibility. 'E1' features external pilot oil discharge and oil return control at port T. 'E2' adds port Y for enhanced capabilities. 'E3' includes a 2-position, 3-way magnetic ball valve for heightened system pressure control, setting a new benchmark in functionality and reliability.
E4 mirrors 'E1', offering cutting-edge internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' combines 'E2's features with internal discharge for superior performance. 'E6' mirrors 'E3's sophisticated design, providing advanced discharge control for the most demanding requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage options, including the G12-12VDC, designed for maximum safety and reliability in challenging environments. Our solutions provide specialized security and stability tailored to your needs, ensuring your system's performance remains 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 brilliance in the hydraulic industry, consistently shining with groundbreaking innovation and unmatched excellence. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly emerge as a national high-tech enterprise, exemplifying our steadfast commitment to pioneering technological advancements and maintaining superior quality. Our expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we relentlessly strive to elevate our standards of excellence, further solidifying our leadership position within the industry.
At the heart of our trailblazing product range is our flagship innovation: the Enhanced Safety Atex Valve. This pinnacle 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 across crucial applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering 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 devoted to producing exceptional products, providing unmatched services, and offering revolutionary solutions. With aspirations to be recognized globally as a trusted supplier of premier hydraulic components, we consistently 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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