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 unparalleled power with our custom pressure control solutions, meticulously tailored for diverse applications. Precision-crafted to meet your specific needs, these options promise unmatched accuracy and perfect alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover our custom-engineered solutions, seamlessly integrating with your unique operational demands. Enjoy customizable configurations that empower you to effortlessly achieve your desired outcomes with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Take your system's efficiency and control to unprecedented levels: Expertly crafted to enhance your system's performance, offering unrivaled control and exceptional effectiveness, revolutionizing your operational capabilities.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. Precision-tuned for unmatched system efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to uphold a specific pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability beyond expectations.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, seamlessly addressing every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, skillfully crafted to meet every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Incorporating 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: Explore an extensive 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.
(10) Valve core function symbols: Discover a wide 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.
(11) Output flow code for ports A & B: Attain peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Immerse yourself in a realm of exceptional safety and reliability with our precision-engineered secondary pressure limitation options. Calibrated meticulously in bar, each option is a testament to safety and efficiency. Choose 'N' for tasks where pressure limiting isn't required, ensuring straightforward operations. Opt for 'C' to synchronize pressure limitation across actuator ports A & B, promising consistent, reliable performance. For bespoke control tailored to your system's unique demands, select 'A---B---' for independent management of ports A and B. Each solution is crafted to the highest standards, safeguarding your operations with unwavering security and efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with our diverse selection of customizable options, each designed for ultimate performance. For straightforward processes, opt for 'N,' which requires no function ON/OFF or pressure outlet. When your tasks necessitate enhanced control, 'X' with C type pressure limitation is your choice, while 'S/S1' with AB type pressure limitation ensures superior oversight. Achieve electrical precision by selecting 'A' for ON/OFF at side A or 'B' for side B. Each meticulously crafted option guarantees peak precision, operational efficiency, and excellence.
(14) Operation Modes: Discover our extensive array of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' allows manual operation with a long or short handle, catering to ergonomic preferences. 'E' offers advanced electric proportional control, while 'EA(1,2)' combines it with manual operation, optimizing adaptability. 'D' provides electric switching value control, with 'DA(1,2)' offering manual enhancements. 'M' specializes in manual friction positioning with a long handle. For flawless hydraulic operations, 'H' and 'F' provide distinct pilot oil port designs, ensuring comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance seamlessly with our precisely engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, ensuring flawless integration into your system. Each choice offers unparalleled adaptability, delivering peak performance tailored to diverse systems and varying operational demands, keeping your system performing at its best.
(16) End Plate Options: Explore our sophisticated end plate solutions, each crafted to meet the pinnacle of functionality and adaptability. 'E1' exemplifies this with an external discharge of pilot oil and oil return control port T. 'E2' expands operational flexibility, adding port Y for increased versatility. 'E3' is engineered for advanced performance, incorporating a 2-position, 3-way magnetic ball valve that boosts system pressure to meet safety valve standards when activated, delivering outstanding functionality and dependability.
E4 mirrors 'E1' with state-of-the-art internal discharge of pilot oil and a sealed port T, optimizing efficiency. 'E5' enhances 'E2's capabilities, integrating internal discharge for superior system performance. 'E6' embodies 'E3's sophisticated design, offering advanced discharge control, perfect for demanding system requirements, ensuring your setup remains at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust, secure control voltage options including the G12-12VDC. Expertly engineered, these solutions ensure safety and reliability, even in challenging environments. Our offerings provide specialized, secure solutions tailored to any application, guaranteeing your system's stability and peak performance remain 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 renowned China Baoan Group, with the distinguished stock code: 000009, we are a national high-tech enterprise that thrives on pioneering technological breakthroughs and maintaining superior quality standards. Our vast expertise includes comprehensive research, cutting-edge development, meticulous manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our commitment to continuously enhance our standards of excellence, fortifying our leadership in the industry.
At the core of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering epitomizes state-of-the-art hydraulic system control, designed for seamless integration into construction machinery and resilient heavy-duty equipment. Its essential functionality spans critical applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of vital municipal service vehicles. Our unwavering dedication to forming strategic alliances with leading domestic manufacturers accelerates 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 committed to producing exceptional products, delivering unparalleled services, and offering groundbreaking solutions. With an aspiration to be recognized globally as a trusted supplier of premier hydraulic components, we persistently 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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