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 - At the heart of mechanical brilliance, this pump stands as a testament to unwavering excellence. It ensures your system functions with a smooth and consistent rhythm, crafting it into a masterpiece of engineering. Rely on its exceptional dependability to empower your machinery, enabling operations with supreme precision.;
HLPSV: Variable Displacement Pump - This pump embodies the pinnacle of innovation and adaptability, catering to diverse operational needs with grace. Its state-of-the-art design facilitates seamless transitions, offering superior control and ensuring your system stays ahead in performance.;
(2) Connection Block Ports P & R Specifications - The convergence of precision and reliability creates a sturdy operational foundation. With meticulous craftsmanship, these specifications are tailored for impeccable performance and dependable reliability across all applications, laying a robust groundwork for achievement.:
2-G3/8; This design is a paragon of compact efficiency, ensuring streamlined operations without sacrificing precision. Expertly crafted for space-restricted environments, it promises top-tier performance without compromise.
3-G1/2; Designed for exceptional strength and dependability, this component forms the backbone of your system's endurance. Built to excel in challenging conditions, it provides steadfast durability and performance.;
4-G3/4; With advanced connectivity, this component offers unparalleled control and integration. Its elegant design enhances system efficiency, elevating overall operational capability with finesse.;
5, 55-G1; Delivering impressive flow rates for demanding scenarios, this component ensures robust and consistent performance. Crafted for excellence, it adeptly handles high-pressure challenges with precision.;
6-G1 1/4; Offering unparalleled performance, this component thrives in challenging environments. Designed to exceed expectations, it sets new standards in power and capability, effortlessly managing demanding tasks.;
(3) Additional Components and Specifications - Elevate your system's capabilities with innovative components that redefine operational excellence. These cutting-edge specifications unlock new performance levels, transforming your operations into a benchmark of success.:
C,Standard Type - A foundation of trust, meticulously engineered to meet essential operational needs. This component provides unwavering support and unmatched reliability, enabling your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - This valve achieves precision control, enhancing your system's efficiency. It meticulously 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 superior performance and reliability. Surpassing conventional limits, it consistently delivers exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power and precision with our customized pressure control solutions. Crafted with cutting-edge technology to meet your unique needs, these options promise extraordinary accuracy and perfect alignment with your strategic goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that seamlessly integrate with your operational demands. Experience customizable configurations that enable you to achieve your desired outcomes effortlessly with unparalleled precision and expertise.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unprecedented levels: Expertly designed to enhance your system's functionality, offering unmatched control and remarkable effectiveness that transforms your operational capabilities and delivers revolutionary performance.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, deactivating it when unpowered; D - Normally closed magnetic ball valve, deactivating the pump when powered, activating it when unpowered. Precision tuning that offers unrivaled 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 immaculate precision to maintain a designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of adaptability and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes versatility, seamlessly meeting every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control and supreme accuracy for diverse applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, meticulously crafted to meet every application, ensuring you acquire a product that perfectly aligns 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 additional 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: Select from 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 options, each offering precision and exceptional efficiency, customized to your specific requirements.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve 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 unwavering dependability.
(12) Secondary Pressure Limitation Options: Elevate your operational safety and reliability to new heights with our meticulously engineered pressure limitation options, calibrated to perfection in bar, providing peace of mind like never before. Choose 'N' for operations where pressure limiting protection is not required, perfect for straightforward tasks. Opt for 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring uniform and consistent performance. For bespoke and independent control, select 'A---B---', offering specialized management tailored to ports A and B. Each option is masterfully designed to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient at all times.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with an array of highly customizable options, meticulously tailored for peak performance. For essential operations, select 'N', which entails no function ON/OFF or pressure outlet requirements. Should your process necessitate enhanced control, 'X' alongside C type pressure limitation is exemplary, or alternatively, choose 'S/S1' with AB type pressure limitation for superior supervision. For precise electrical control, opt for 'A' for ON/OFF functionality on side A, or 'B' for side B. Each carefully crafted option is designed to ensure maximum precision, efficiency, and operational excellence, empowering you to achieve the best results.
(14) Operation Modes: Unleash the potential of our diverse range of operation modes, each exquisitely designed for unparalleled versatility and precision. 'A(1,2)' offers manual operation with either a long or short handle to accommodate your ergonomic preferences. 'E' delivers sophisticated electric proportional control, while 'EA(1,2)' combines this with manual operation for optimal adaptability and responsiveness. 'D' provides electric switching value control, enriched by 'DA(1,2)' for manual enhancements. Select 'M' for expert manual friction positioning featuring a long handle. For purely hydraulic operations, 'H' and 'F' offer distinct pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control and mastery over your system, day in and day out.
(15) Ancillary Block Port Sizes: Elevate your system's adaptability and performance with our expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration. Each option is specifically designed for unmatched adaptability, delivering peak performance across diverse systems and operational needs, guaranteeing that your system consistently performs at its best.
(16) End Plate Options: Uncover our expertly crafted end plate solutions, designed to meet the pinnacle of functionality and adaptability standards. 'E1' sets the benchmark with its external discharge of pilot oil and oil return control port T. 'E2' broadens your capabilities with an additional port Y, offering enhanced flexibility and adaptability. 'E3' is engineered for superior performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring functionality and reliability of the highest order.
E4 mirrors 'E1', featuring state-of-the-art internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' integrates the robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, ideal for the most demanding system requirements, ensuring your system consistently leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and secure voltage options, such as the G12-12VDC, expertly crafted for safety and reliability even in the most challenging environments. Our offerings provide specialized solutions and security uniquely tailored to any application, ensuring your system's stability and performance remain uncompromised, regardless of the conditions.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 esteemed China Baoan Group (stock code: 000009), we are a national high-tech enterprise, showcasing our commitment to technological innovation and superior quality. Our expertise 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 are dedicated to consistently elevating our standards and reinforcing our leadership in the industry.
At the core of our groundbreaking product range is our flagship creation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, seamlessly integrating into construction machinery and heavy-duty equipment. Its essential applications include emergency rescue missions, complex tunnel engineering, ambitious mining operations, and municipal service vehicle operations. Our unwavering commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end equipment. Guided by our philosophy-'serving customers with technology, captivating them with our attitude, and retaining them with quality'-we are dedicated to producing exceptional products, delivering unmatched services, and offering innovative solutions. With a vision to be recognized globally as a trusted supplier of premier hydraulic components, we tirelessly strive to set new standards of excellence internationally.
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.
){kind=link}