Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels represent the pinnacle of hydraulic innovation, seamlessly blending pressure, flow, and directional control into one superior, unified system. This unique synthesis ensures unparalleled performance and reliability across a wide array of applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves integrate effortlessly into high-end hydraulic systems, vital for elite engineering machinery. They expertly control the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights encompass a compact design, exceptional energy efficiency, and the capability for stepless speed control. Additionally, they enable the simultaneous operation of multiple actuators under varying loads, offering 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, where efficiency is paramount. Although HLPSV valves might exhibit a marginally slower response, they excel in remarkable energy-saving performance, making them the quintessential choice when efficiency takes precedence. 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 blend 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 - At the heart of unwavering excellence, this pump guarantees a seamless workflow, transforming your system into a masterpiece of precision engineering. Experience unparalleled reliability and empower your machinery to operate with unmatched precision and consistency.;
HLPSV: Variable Displacement Pump - Embodying flexibility and innovation, this pump offers exceptional adaptability to meet diverse operational needs. Its forward-thinking design ensures fluid transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability to create a robust operational framework. Crafted with meticulous attention, these specifications ensure impeccable performance and enhanced dependability, providing a solid foundation for success.:
2-G3/8; This design exemplifies compact proficiency, supporting streamlined operational efficiencies with precision. Crafted to excel in tight spaces, it delivers outstanding performance without compromise.
3-G1/2; Engineered for durability and strength, this component forms a sturdy backbone for your system's endurance. Built to thrive in demanding environments, it offers unwavering performance and resilience.;
4-G3/4; Offering advanced connectivity, this component provides unparalleled control and integration. Its sophisticated design elevates system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering remarkable flow rates for high-demand scenarios, this component ensures consistent, robust performance. Designed for excellence, it tackles 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 standards in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Boost 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 steadfast foundation, meticulously crafted to meet essential operational demands. This component offers unwavering support and unmatched reliability, empowering your system to reach 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 harmonizes for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving exceptional performance and reliability, surpassing conventional limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Meticulously crafted to meet your specific needs, these options offer unmatched accuracy and alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience custom-engineered solutions that seamlessly integrate with your unique operational demands. Revel in customizable configurations that empower you to effortlessly achieve desired outcomes with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to unprecedented heights: Designed with expertise to enhance system performance, offering unrivaled control and extraordinary effectiveness that transform your operational capabilities.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 delivers unmatched system efficiency and adaptability.D/F - Introducing a cutting-edge, meticulously engineered pressure limiting valve for secondary pressure (F50). This innovative engineering marvel is crafted with immaculate precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational reliability to unsurpassed levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the pinnacle of versatility and precision with adjustable settings from 63 to 400 bar levels. This component embodies adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly tailored for HLPSV, delivering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, expertly crafted to cater to every application, ensuring you procure a product that flawlessly 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; 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: Choose from an extensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each providing precision and exceptional efficiency, customized to your specific needs.
(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 meet specific functional requirements with unparalleled 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 steadfast dependability.
(12) Secondary Pressure Limitation Options: Elevate your operational safety and reliability with our precisely engineered secondary pressure limitation options. Choose 'N' for operations where pressure limiting is unnecessary, perfect for straightforward tasks. For scenarios demanding simultaneous pressure limitation on actuator ports A & B, select 'C', ensuring consistent system performance. Opt for 'A---B---' to experience tailored and independent control of ports A and B, each option crafted to maintain the highest standards of integrity and efficiency for secure operations.
(13) Function ON/OFF and Pressure Outlet Options: Maximize operational excellence with our customizable options designed for peak performance. Select 'N' for straightforward operations without ON/OFF or pressure outlet needs. For enhanced control, 'X' with C type pressure limitation is ideal, while 'S/S1' with AB type ensures superior oversight. For precise electrical control, 'A' provides ON/OFF functionality on side A and 'B' on side B. Each option is crafted for precision, efficiency, and operational excellence.
(14) Operation Modes: Uncover unmatched versatility with our expertly designed operation modes. 'A(1,2)' offers manual operation with ergonomic handle options. 'E' provides advanced electric proportional control, and 'EA(1,2)' blends this with manual operation for optimal adaptability. 'D' introduces electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Opt for 'M' for manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, ensuring comprehensive system mastery.
(15) Ancillary Block Port Sizes: Enhance adaptability with our engineered port size options, choosing from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration. Every choice guarantees unmatched adaptability, promising peak performance across diverse systems and operational demands.
(16) End Plate Options: Explore our expertly designed end plate solutions for top-notch functionality and adaptability. 'E1' features external discharge of pilot oil and return control port T. 'E2' offers an additional port Y for enhanced flexibility. 'E3' introduces a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for superior performance and reliability.
E4 mirrors 'E1' with cutting-edge internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control for the most demanding system requirements, ensuring forefront efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options like the G12-12VDC, meticulously designed for reliability in challenging environments. Our solutions provide specialized security for any application, ensuring your system's stability and 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 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 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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