Introducing our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These pioneering engineering feats embody the pinnacle of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into one exceptional, cohesive system. This exclusive fusion ensures unparalleled performance and reliability across a diverse array of applications. Crafted from three vital functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves integrate flawlessly into premium hydraulic systems, indispensable for elite engineering machinery. They masterfully govern the movement, direction, and speed of hydraulic cylinders, motors, and other actuators, offering unrivaled precision and control. Key highlights include a compact design, outstanding energy efficiency, and the capability for stepless speed control. Moreover, they enable the simultaneous operation of multiple actuators under varied loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring steadfast and reliable operation in any setting. Conversely, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they excel in outstanding energy-saving performance, making them the ideal choice where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, 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 - 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 unprecedented power through bespoke pressure control solutions designed for a myriad of applications. These options, crafted with meticulous precision, ensure unparalleled accuracy and alignment with your operational ambitions.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that seamlessly synchronize with your distinct operational needs. Benefit from customizable configurations, allowing you to achieve precise and effortless desired outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's performance with expertly crafted enhancements that provide unparalleled control and extraordinary effectiveness, transforming your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, powers the pump when activated, unloads when deactivated; D - Normally closed magnetic ball valve, unloads the pump when powered, pressurizes when unpowered. Achieve precise tuning for unmatched system efficiency and flexibility.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted to maintain a specified pressure value, significantly enhancing advanced safety measures while optimizing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings from 63 to 400 bar levels. This component exemplifies adaptability, meeting every hydraulic need with the /NF configuration, expertly crafted for HLPSV, offering unrivaled pressure control with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to exceptional design, expertly crafted to suit every application, ensuring you receive a product that aligns perfectly with your specific needs, consistently delivering 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, precisely engineered for impeccable integration, ensuring optimal efficiency with flawless execution.
(9)Directional valve block inflow controller options: Select from an extensive range 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. Enjoy pre-selectable options, each designed to deliver precision and exceptional efficiency, customized for your specific requirements.
(10) Valve core function symbols: Delve into a wide array of core functions: L, M, F, H, J, B, R, O, N, each carefully crafted to fulfill specific functional requirements with unrivaled precision and reliability.
(11) Output Flow Code for Ports A & B: Unleash the pinnacle of hydraulic efficiency with our wide-ranging output flow capabilities that span from 3 to an impressive 210 L/min. Each flow rate is meticulously crafted for unmatched performance and steadfast reliability, ensuring your operations achieve their highest potential with unwavering dependability.
(12) Secondary Pressure Limitation Options: Dive into a realm of exceptional safety and dependability with our precision-engineered pressure limitation features. Each setting is finely tuned and measured in bar, crafted to deliver peace of mind. Choose 'N' for seamless operations without pressure limiting protection in straightforward tasks. For those requiring dual pressure limitation, 'C' is the optimal choice, securing consistent performance across actuator ports A & B. For bespoke and distinct control, 'A---B---' offers specialized management, each option upholding supreme system integrity for your secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with a versatile suite of customization options. For simple needs, select 'N', which omits function ON/OFF and pressure outlets. When heightened control is necessary, 'X' combined with C-type pressure limitation offers ideal precision, or opt for 'S/S1' with AB-type pressure limitation for comprehensive oversight. For accurate electrical control, choose 'A' for ON/OFF functionality on side A or 'B' for side B. Every option is crafted to deliver maximum accuracy, efficiency, and operational excellence.
(14) Operation Modes: Delve into our wide array of operation modes, each crafted with precision for unmatched versatility. 'A(1,2)' allows manual operation with ergonomic handle options, whether long or short. 'E' provides sophisticated electric proportional control, while 'EA(1,2)' combines this with manual operation for superior adaptability. 'D' features electric switching value control, with 'DA(1,2)' for manual enhancements. Select 'M' for expert manual friction positioning with an extended handle. For exclusively hydraulic needs, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, offering full control and command over your system.
(15) Ancillary Block Port Sizes: Unlock enhanced adaptability and peak performance with our expertly crafted port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for flawless system integration. Each option is designed to ensure unrivaled adaptability, delivering top-tier performance across diverse systems and operational requirements, keeping your system at its optimal best.
(16) End Plate Options: Explore our range of meticulously designed end plate solutions, each crafted for superior functionality and versatility. 'E1' sets the benchmark with external discharge of pilot oil and oil return control port T. 'E2' enhances your system with an additional port Y, providing extra flexibility. 'E3' is engineered for advanced operations with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve standards upon activation, ensuring top-notch functionality and dependability.
E4 mirrors 'E1', boasting state-of-the-art internal discharge of pilot oil and a sealed port T for maximized efficiency. 'E5' integrates the robust features of 'E2' with internal discharge, achieving superior system performance. 'E6' embodies the sophisticated design of 'E3', delivering advanced discharge control, ideal for the most demanding system needs, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our suite of robust and secure voltage options, including the G12-12VDC, crafted for safety and reliability in the harshest environments. Our selection provides bespoke solutions and protection tailored to any application, ensuring your system's stability and performance are never compromised.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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