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 - Discover a new realm of power with our custom pressure control solutions, designed to cater to a myriad of applications. Engineered with meticulous precision, these options are crafted to perfectly align with your operational objectives, delivering exceptional accuracy that meets your unique requirements.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting versatile, custom-engineered solutions that seamlessly integrate with your operational needs. Enjoy the flexibility of customizable configurations, empowering you to effortlessly achieve your desired outcomes with unmatched precision and ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control with our expertly crafted valve. Designed to enhance your system's performance, it offers exceptional control and remarkable effectiveness, revolutionizing your operational capabilities to unprecedented levels.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump pressure when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloads the pump when powered, pressurizing when unpowered. Fine-tuned for extraordinary efficiency and adaptability.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is designed with immaculate precision to uphold a specific pressure value, significantly enhancing safety measures and optimizing operational reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unparalleled versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, providing unparalleled accuracy in pressure control for diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to superior design, skillfully crafted to meet every application, ensuring you obtain a product that flawlessly aligns with your specific needs, 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, meticulously designed for seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each offering precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Discover an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional needs with unrivaled precision and reliability.
(11) Output flow code for ports A & B: Unleash the pinnacle of operational mastery with our cutting-edge maximum output flows, specifically curated to deliver unrivaled peak efficiency: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow option is meticulously engineered to achieve supreme performance and unwavering dependability, ensuring your systems operate at the highest levels of excellence.
(12) Secondary Pressure Limitation Options: Indulge in the exceptional safety and steadfast reliability that our expertly engineered pressure limitation options offer, precisely calibrated in bar for your complete peace of mind. Opt for 'N' for straightforward tasks without pressure limiting protection. Choose 'C' when simultaneous pressure limitation on actuator ports A & B is vital, guaranteeing consistent performance across operations. For tailored, independent control, select 'A---B---', crafted for specialized management of ports A and B. Each option stands as a testament to the highest standards of system integrity, ensuring your operations are secure and highly efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our suite of customizable options designed for peak performance and operational precision. Opt for 'N' for operations with no function ON/OFF or pressure outlet requirements, ideal for straightforward processes. When enhanced control is paramount, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation delivers superior oversight. For electrical precision, 'A' or 'B' provides ON/OFF functionality on side A or B. Each meticulously crafted option ensures maximum precision, efficiency, and excellence in operations.
(14) Operation Modes: Discover a world of unmatched versatility and precision with our diverse range of operation modes. 'A(1,2)' offers manual operation with customizable handle options, catering to ergonomic needs. 'E' provides progressive electric proportional control, while 'EA(1,2)' seamlessly integrates manual operation for unmatched adaptability. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' for manual upgrades. 'M' embodies expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' present unique pilot oil port designs, ensuring comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Transform adaptability and performance with our finely-engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each crafted to promise seamless system integration. These options deliver unmatched adaptability, ensuring peak performance across varying systems and operational demands, so your system consistently operates at its best.
(16) End Plate Options: Immerse yourself in our expertly designed end plate solutions, each crafted to epitomize functionality and adaptability. 'E1' sets the benchmark with external discharge of pilot oil and control port T. 'E2' enhances capabilities with an additional port Y for increased flexibility. 'E3' offers advanced performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels for superior reliability.
E4 mirrors 'E1' with advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' builds on 'E2's robust features with internal discharge to elevate system performance. 'E6' encapsulates 'E3's sophisticated design, delivering advanced discharge control for demanding requirements, ensuring your system is perpetually at the forefront of efficiency and innovation.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and secure voltage options, including the G12-12VDC, designed for ultimate safety and reliability in even the most challenging environments. Our specialized solutions offer unparalleled security and reliability tailored to your application, guaranteeing that 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 been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the prestigious China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, dedicated to pioneering technological advancements and maintaining superior quality standards. Our expertise spans comprehensive research, advanced development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are committed to perpetually elevating our standards of excellence, reinforcing our leadership position in the industry.
At the core of our innovative product lineup is our flagship creation: the Enhanced Safety Atex Valve. This marvel of engineering epitomizes state-of-the-art hydraulic system control, designed for flawless integration into construction machinery and robust heavy-duty equipment. Its essential functionality spans vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of key 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. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are committed to delivering exceptional products, providing unparalleled services, and offering groundbreaking solutions. Aspiring to be globally recognized as a trusted supplier of premier hydraulic components, we strive to set new benchmarks of excellence in the international arena.
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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