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 precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals. Elevate your hydraulic systems with precision-engineered solutions designed to deliver outstanding control and efficiency, ensuring optimal performance in every situation.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. These configurations are engineered to offer seamless integration, maximizing your operational efficiency with ease.
(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. This innovation redefines system management, offering a new standard of excellence in hydraulic engineering and adaptability.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. Precision tuning that provides unmatched system efficiency and adaptability. Experience the paramount of control and system integration, tailored to your specific hydraulic 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 and optimizing operational security and reliability to unprecedented levels. Embrace superior engineering that fortifies your systems with ultimate safety and reliability.
(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. Experience bespoke pressure control tailored to your precise operational demands.
(7) Product Series Classification - The Paramount of Engineering Excellence: Explore our series and discover exceptional craftsmanship and performance tailored to your specific requirements, ensuring your operations are always at their peak.;-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. Immerse yourself in unmatched engineering finesse that caters to diverse industrial needs with precision and reliability.
(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. Ensure precise connectivity and functionality with our expertly engineered valve ports.
(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. Tailor your system's inflow characteristics for flawless operation and superior performance.
(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. Experience sophisticated engineering that provides solutions for all functional needs with supreme precision.
(11) Output Flow Code for Ports A & B: Unlock the ultimate in efficiency and performance with our range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is crafted for seamless operation and unwavering reliability, ensuring your system consistently outperforms expectations.
(12) Secondary Pressure Limitation Options: Discover unmatched safety and dependability with our precision-engineered pressure limitation options, measured in bar for your assurance. Choose 'N' for operations without pressure limitations, ideal for straightforward tasks. Opt for 'C' when shared pressure limitation on actuator ports A & B is crucial, maintaining consistent functionality. For bespoke, independent control, select 'A---B---', providing specialized management for ports A and B. Every option is meticulously designed to uphold the pinnacle of system integrity, ensuring your operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational standards with a suite of customizable options tailored for peak performance. For straightforward operations, 'N' is your go-to, featuring no function ON/OFF or pressure outlet needs. If enhanced control is a priority, 'X' with C type pressure limitation excels, or 'S/S1' with AB type pressure limitation offers superior oversight. For precise electrical control, choose 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is intricately crafted to promise maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Delve into our rich selection of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' caters to manual operation with a choice of long or short handle, tailored for ergonomic optimization. 'E' delivers cutting-edge electric proportional control, while 'EA(1,2)' blends this with manual operation for supreme adaptability and responsiveness. 'D' offers electric switching value control, enhanced by 'DA(1,2)' for manual precision. Opt for 'M' for expert manual friction positioning via a long handle. For pure hydraulic operations, 'H' and 'F' feature unique pilot oil port designs, either aligned or perpendicular, ensuring complete control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and efficiency with our expertly designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for flawless system integration. Every selection is crafted for superior adaptability, delivering peak performance across diverse systems and operational needs, ensuring your system consistently excels.
(16) End Plate Options: Explore our meticulously engineered end plate solutions, each designed to offer top-tier functionality and adaptability. 'E1' sets the benchmark with external discharge of pilot oil and oil return control port T. 'E2' extends capabilities with an additional port Y for enhanced flexibility. 'E3' is crafted for high-level performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when engaged, ensuring superior functionality and reliability.
E4 mirrors 'E1', integrating state-of-the-art internal discharge of pilot oil and a sealed port T for optimal efficiency. 'E5' builds on 'E2' with internal discharge for enhanced system performance. 'E6' embodies the refined design of 'E3', delivering advanced discharge control, ideal for the most rigorous system demands, ensuring your system remains at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our array of robust and secure voltage options, including the G12-12VDC, designed for safety and reliability even in challenging environments. Our offerings provide specialized solutions and security tailored for any application, ensuring your system's stability and performance are uncompromised.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its glorious inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation in the hydraulic industry. As a distinguished subsidiary of the eminent China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise. Our mission is clear: to relentlessly pursue groundbreaking technological advancements and uphold the most superior quality standards. We boast extraordinary expertise in comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our dedication to elevating our standards of excellence, further cementing our leadership in the industry.
At the very core of our groundbreaking product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering embodies state-of-the-art hydraulic system control, masterfully crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functionality spans across critical applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining projects, and the operation of essential municipal service vehicles. We are unwavering in our commitment to forming strategic alliances with leading domestic manufacturers, accelerating the localization of core hydraulic components for elite 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, delivering unmatched services, and providing groundbreaking solutions. With aspirations to be globally recognized 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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