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 and precision with our custom pressure control solutions, meticulously designed for a multitude of applications. Crafted with accuracy to meet your unique needs, these options provide superior precision and alignment with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Delivering bespoke, custom-engineered solutions seamlessly integrating with your operational demands. Enjoy the flexibility of customizable configurations that empower you to achieve your desired outcomes with unparalleled ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to unprecedented heights: Expertly crafted to enhance your system's performance, offering unmatched control and extraordinary effectiveness that revolutionizes your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading it when not; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when not. Precision tuning that ensures 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 meticulous precision to uphold a designated pressure value, significantly enhancing safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the apex of versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unrivaled pressure control for diverse applications with supreme precision.
(7) Product Series Classification - The Zenith of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a masterclass in design, skillfully crafted to cater to every application, ensuring you receive 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; 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: Select from a comprehensive array of options: 1, no inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, customized for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selected options, each offering precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Explore a vast collection 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 full potential of your hydraulic systems with our maximum output flows, available in a range of specifications: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each meticulously engineered flow rate is designed to deliver the pinnacle of efficiency and reliability, ensuring that your operations are consistently supported by robust and dependable performance.
(12) Secondary Pressure Limitation Options: Elevate your system's safety and functionality with our cutting-edge pressure limitation solutions, calibrated to bar standards for unparalleled assurance. Choose 'N' for basic operations without pressure limitation. Opt for 'C' to achieve synchronized pressure limitation across actuator ports A & B, ensuring unwavering consistency. For specialized, independent control, select 'A---B---', providing dedicated management for ports A and B. Each option is crafted to uphold supreme system integrity, safeguarding the efficiency and security of your operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational precision with our diverse range of customizable options, designed for superior performance. For standard procedures, choose 'N', requiring no function ON/OFF or pressure outlet adjustments. For more advanced control needs, 'X' with C type pressure limitation is perfect, or select 'S/S1' with AB type pressure limitation for heightened oversight. For electrical precision, 'A' offers ON/OFF functionality on side A and 'B' on side B. Every option is tailored to deliver exceptional accuracy, efficiency, and operational excellence.
(14) Operation Modes: Discover the versatility and precision of our operation modes, each meticulously crafted to meet diverse operational needs. 'A(1,2)' allows for manual operation with long or short handle options, tailored for ergonomic convenience. 'E' offers sophisticated electric proportional control, while 'EA(1,2)' integrates this with manual operation for superior flexibility. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' for manual precision. Choose 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' provide pilot oil port designs, aligned or perpendicular, ensuring comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Achieve seamless system integration and superior performance with our expertly engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each designed for optimal adaptability, ensuring your system consistently operates at peak performance, regardless of varying system demands.
(16) End Plate Options: Unveil the potential of your system with our advanced end plate solutions, crafted to meet the highest benchmarks of functionality and versatility. 'E1' offers external discharge of pilot oil and control port T. 'E2' enhances capability with an additional port Y for greater flexibility. 'E3' delivers superior performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety levels when needed, ensuring unmatched reliability and functionality.
E4 mirrors 'E1', offering state-of-the-art internal discharge of pilot oil and a sealed port T for maximum efficiency. 'E5' combines the robust benefits of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', providing advanced discharge control, ideal for meeting even the most stringent system demands, ensuring your system remains at the leading edge of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our dependable and secure voltage options, including the G12-12VDC, rigorously designed to ensure safety and reliability in even the most demanding environments. Our solutions offer specialized security, ensuring system stability and peak 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 shone brilliantly in the hydraulic industry, driven by an unwavering commitment to groundbreaking innovation and unparalleled excellence. As a respected subsidiary of the acclaimed China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise. Our dedication to pioneering technological advancements and maintaining superior quality is evident in our exceptional work, which spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of premier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain committed to elevating our standards of excellence, further solidifying our leadership status in the industry.
At the forefront of our innovative product lineup is our flagship marvel, the Enhanced Safety Atex Valve. This masterpiece of modern engineering epitomizes state-of-the-art hydraulic system control, skillfully designed for smooth integration into construction machinery and robust heavy-duty equipment. Its critical functionality spans essential applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of crucial municipal service vehicles. Our unwavering commitment to forming strategic partnerships 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 dedicated to producing exceptional products, providing unrivaled services, and offering groundbreaking solutions. With a vision to gain global recognition as a trusted supplier of premier hydraulic components, we continuously 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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