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 ultimate in power and precision with our customized pressure control solutions, expertly designed to cater to a wide range of applications. These options are engineered with meticulous accuracy, aligning perfectly with your specific operational requirements and ensuring unparalleled performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar). We offer tailor-made solutions, exquisitely designed to harmonize with your distinct operational needs. Enjoy these customizable settings that empower seamless achievement of your precise objectives with exceptional ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Upgrade your system's performance and control with our expertly crafted solution, offering incomparable efficiency and extraordinary control, transforming your operational capabilities like never before.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. Achieve unmatched efficiency and adaptability through precision-tuned components that redefine system performance.D/F - Discover our state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is constructed with impeccable precision to maintain specified pressure values, significantly amplifying safety measures and elevating operational security and reliability beyond conventional standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace the zenith of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component represents the epitome of adaptability, fulfilling every hydraulic requirement seamlessly. The /NF configuration ensures systems operate without a pressure limiting valve, expertly tailored for HLPSV, providing unmatched pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - Embodying Engineering Excellence at its Finest:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, meticulously crafted to address every application, ensuring you receive a product that integrates seamlessly with your specific requirements, consistently delivering exceptional 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, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Explore 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. Discover pre-selectable choices that offer precision and exceptional efficiency, customized to meet your specific requirements seamlessly.
(10) Valve core function symbols: Delve into an expansive range of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of efficiency with our diverse range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow is meticulously crafted to deliver exceptional performance and unwavering reliability, perfect for all your industrial needs.
(12) Secondary Pressure Limitation Options: Ensure superior safety and dependability with our precisely engineered pressure limitation options, measured in bar for your reassurance. Choose 'N' for tasks without the need for pressure protection. For assured performance, select 'C' for simultaneous pressure control on actuator ports A & B. Opt for 'A---B---' for specialized, independent management of ports A and B. Each option is meticulously designed to maintain the utmost system integrity, safeguarding your operations with efficiency and confidence.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our customizable options designed for optimal performance. For fundamental needs, 'N' offers no ON/OFF or pressure outlet adjustments. When you require refined control, 'X' with C type pressure limitation is recommended, or select 'S/S1' with AB type for enhanced oversight. Choose 'A' for electrical ON/OFF on side A or 'B' for side B to achieve precision and efficiency in your operations, showcasing our commitment to operational excellence.
(14) Operation Modes: Delve into our comprehensive selection of operation modes, each meticulously crafted for ultimate versatility and precision. 'A(1,2)' offers manual control with both long and short handle options for ergonomic ease. Experience advanced electric proportional control with 'E', or combine it with manual flexibility using 'EA(1,2)'. The 'D' mode provides electric switching control, enhanced by 'DA(1,2)' for manual precision. Opt for 'M' for expert manual friction positioning with a long handle. For hydraulic mastery, 'H' and 'F' offer distinctive pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control and dominance over your systems.
(15) Ancillary Block Port Sizes: Achieve heightened adaptability and performance with our engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each promising seamless system integration. These choices ensure peak performance across diverse systems, maintaining your system's optimal functionality and adaptability.
(16) End Plate Options: Discover our intricately designed end plate solutions that set the benchmark for functionality and adaptability. 'E1' provides external pilot oil discharge and oil return control port T, while 'E2' adds port Y for increased operational flexibility. 'E3' is an advanced option with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for enhanced functionality and reliability.
E4 mirrors 'E1' with its innovative internal pilot oil discharge and sealed port T for maximized efficiency. 'E5' combines the robust features of 'E2' with internal discharge, providing superior system performance. 'E6' emulates the sophisticated design of 'E3', offering advanced discharge control, suitable for the most demanding requirements, keeping your system at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, such as the G12-12VDC, engineered for safety and resilience in challenging environments. Our comprehensive solutions guarantee stability and performance, tailored to meet your system's unique needs 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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