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 is engineered to provide a steady and seamless workflow, transforming your system into a finely-tuned marvel of engineering sophistication. Experience unparalleled dependability and empower your machinery to operate with unmatched precision and reliability.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump delivers extraordinary adaptability to accommodate diverse operational requirements. Its forward-thinking design facilitates fluid transitions and superior control, ensuring your system remains at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, crafting a robust operational framework. These meticulously detailed specifications guarantee impeccable performance and elevated dependability across applications, providing a steadfast foundation for success.:
2-G3/8; This compact design embodies efficiency, enabling streamlined operations with precision. Meticulously crafted for space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a robust 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 capabilities 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's capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new levels of performance, transforming your operations into benchmarks 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 precise 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 exceptional performance and reliability. Surpassing conventional limits, it delivers outstanding results every time.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals. Elevate your operational efficiency with our bespoke pressure solutions tailored for excellence in diverse applications. Achieve precision control that seamlessly aligns with your specific requirements, ensuring peak performance and unparalleled accuracy.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that harmoniously integrate with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision. Discover a world of expertly crafted, bespoke configurations designed to seamlessly integrate with your unique operational needs, allowing you to achieve your precise objectives effortlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to new heights: Expertly crafted to boost your system's performance, offering unmatched control and extraordinary effectiveness that revolutionizes your operational capabilities. Experience transformative system performance with our meticulously engineered 2/2-way Magnetic Ball Valve, crafted to enhance control and efficiency, revolutionizing your capability.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. Precision tuning that provides unmatched system efficiency and adaptability. Discover precision-tuned magnetic ball valves that offer unmatched adaptability and efficiency, tailored to optimize your system's dynamic performance.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels. Unveil the future of safety with our precision-engineered D/F pressure limiting valve, crafted to uphold designated pressure values, enhancing security and reliability like never before.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy. Discover unparalleled precision and versatility with our tool adjustable pressure limiting valve, offering a wide range of settings from 63 to 400 bar, fulfilling every hydraulic need with exceptional accuracy.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance. Explore our meticulously crafted series, each a testament to engineering excellence, designed to seamlessly meet your specific needs and deliver 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, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency. Discover the precision of our directional spool valve ports, designed for impeccable integration with auxiliary and transition blocks, ensuring seamless and efficient performance.
(9)Directional valve block inflow controller options: Choose from an exhaustive 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 needs. Explore our vast array of inflow controller options, each precision-engineered for superior efficiency, and designed to perfectly meet your specific operational 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 satisfy specific functional requirements with unmatched precision and reliability. Delve into our extensive range of valve core functions, each meticulously crafted to meet your specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Maximize operational efficiency with our outstanding range of maximum output flows-3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is engineered for supreme performance and robust dependability, tailored to meet the rigorous demands of your operations.
(12) Secondary Pressure Limitation Options: Experience an unrivaled level of safety and reliability with our precisely engineered pressure limitation selections, measured in bar for your peace of mind. Choose 'N' for tasks without pressure constraints. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is necessary, ensuring consistent operational excellence. For bespoke and independent management, select 'A---B---', offering refined control over ports A and B. Every option is designed to uphold the pinnacle of system integrity, guaranteeing that your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with our suite of customizable choices, crafted for peak performance. For simpler tasks, select 'N', which requires no ON/OFF functionality or pressure outlet. Where enhanced control is paramount, 'X' with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior management. For precise electrical control, choose 'A' for ON/OFF operations on side A or 'B' for side B. Each option is expertly designed to ensure maximum precision, efficiency, and unparalleled operational excellence.
(14) Operation Modes: Dive into our diverse array of operation modes, each uniquely crafted for exceptional versatility and precision. 'A(1,2)' offers manual control with a choice of long or short handles, tailored to your ergonomic preferences. 'E' delivers advanced electric proportional control, while 'EA(1,2)' merges this with manual control for supreme adaptability. 'D' provides electric switching control, with 'DA(1,2)' adding manual advantages. Opt for 'M' for professional manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' offer distinctive pilot oil port designs, either parallel or perpendicular, ensuring total system mastery.
(15) Ancillary Block Port Sizes: Enhance adaptability and efficiency with our meticulously engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, ensuring seamless integration into your system. Each option guarantees exceptional adaptability, delivering peak performance across diverse systems and operational needs, ensuring your system operates at its maximum potential.
(16) End Plate Options: Uncover our meticulously designed end plate solutions, tailored to meet the highest benchmarks of functionality and versatility. 'E1' excels with its external discharge of pilot oil and oil return control port T. 'E2' extends your capabilities with an extra port Y for increased flexibility. 'E3' is engineered for high performance, featuring a 2-position, 3-way magnetic ball valve to boost system pressure to safety valve levels, ensuring outstanding functionality and reliability.
E4 mirrors 'E1', showcasing advanced internal discharge of pilot oil and a sealed port T for optimum efficiency. 'E5' enhances 'E2' with internal discharge for superior system performance. 'E6' encapsulates 'E3's sophisticated design, offering refined discharge control-ideal for the most demanding specifications, keeping your system at the leading edge of efficiency.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, including the G12-12VDC, meticulously crafted for safety and reliability even in the toughest environments. Our solutions offer specialized security tailored to any application, ensuring your system's stability and performance are unwavering.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its dynamic inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation in the hydraulic industry, defined by a relentless drive toward groundbreaking advancements and unmatched excellence. As a proud subsidiary of the renowned China Baoan Group (stock code: 000009), we distinguish ourselves as a national high-tech enterprise. We embody an indomitable spirit for technological innovation while vigorously upholding superior quality standards. Our unparalleled expertise spans comprehensive research, cutting-edge development, precision manufacturing, and strategic marketing of elite hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, our resolve to elevate our standards of excellence remains steadfast, continually reinforcing our esteemed leadership within the industry.
At the core of our pioneering suite of products is the hallmark of our innovation: the Enhanced Safety Atex Valve. This engineering masterpiece epitomizes state-of-the-art hydraulic control, meticulously designed for seamless integration into construction machinery and robust heavy-duty equipment. Its essential functionality is pivotal across various critical domains, from life-saving emergency rescue operations and intricate tunnel engineering to ambitious mining undertakings and the operation of essential municipal service vehicles. Our unwavering commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Propelled by our guiding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we relentlessly pursue the creation of exceptional products, unmatched services, and revolutionary solutions. With aspirations to be globally acknowledged as a trusted supplier of premier hydraulic components, we persistently aim to establish 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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