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 epitome of unwavering excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a marvel of engineering precision. Experience unparalleled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A beacon of flexibility and innovation, this pump offers extraordinary adaptability to meet diverse operational requirements. With its forward-thinking design, it ensures fluid transitions and superior control, keeping your system at the pinnacle of performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability to forge a robust operational framework. Crafted with meticulous attention to every detail, these specifications ensure impeccable performance and elevated dependability across all applications, providing an unshakeable foundation for success.:
2-G3/8; This design epitomizes 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 tackles 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 - 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.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.
(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.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.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.
(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.
(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.
(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: 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.
(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.
(11) Output flow code for ports A & B: Unleash the pinnacle of hydraulic mastery with our maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is engineered to deliver extraordinary performance and unwavering reliability, elevating your operations to new heights.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and reliability with our precision-engineered pressure limitation options, each calibrated in bar to ensure peace of mind. Choose 'N' for operations without pressure limiting protection for simple applications. When precise control is paramount, select 'C' for simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent performance. For bespoke and independent management, 'A---B---' offers tailored control of ports A and B, upholding the highest standards of system integrity and ensuring secure and efficient operation.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational efficiency with our suite of customizable options crafted for superior performance. For straightforward tasks, 'N' requires no function ON/OFF or pressure outlet. For advanced control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offer enhanced oversight. For precision, choose 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is designed for precision, efficiency, and operational excellence, ensuring your systems perform at their peak.
(14) Operation Modes: Discover a diverse array of operation modes, each crafted for versatility and precision. 'A(1,2)' provides manual operation with ergonomic long or short handles. 'E' offers cutting-edge electric proportional control, while 'EA(1,2)' integrates manual control for adaptability. 'D' features electric switching value control, enhanced by 'DA(1,2)' for manual input. Opt for 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, aligned or perpendicular, granting you complete control over your system.
(15) Ancillary Block Port Sizes: Enhance system adaptability and performance with our meticulously engineered port sizes. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, ensuring seamless integration and peak performance across diverse systems and operational demands, keeping your system at the forefront of efficiency.
(16) End Plate Options: Explore our tailored end plate solutions, crafted for peak functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' includes an additional port Y for enhanced flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for superior reliability.
E4 mirrors 'E1', with advanced internal discharge of pilot oil and sealed port T for optimal efficiency. 'E5' combines 'E2's strengths with internal discharge, boosting system performance. 'E6' encapsulates 'E3's sophisticated design, providing advanced discharge control for demanding requirements, ensuring your system is a paragon of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our robust voltage options, including the G12-12VDC, crafted for safety and reliability in challenging environments. Each option offers specialized solutions, ensuring your system's stability and performance are uncompromised.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its remarkable inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence within the hydraulic industry. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), our reputation as a national high-tech enterprise is a testament to our relentless pursuit of pioneering technological advancements and our unwavering commitment to superior quality standards. Our expertise spans a comprehensive range of activities, including sophisticated research, state-of-the-art development, precise manufacturing, and strategic marketing of high-end hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our quest to elevate our standards of excellence, solidifying our leadership position within the industry.
Central to our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its pivotal functionality extends across critical applications, encompassing life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering commitment to forging 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 dedicated to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With an ambition to be globally recognized as a trusted supplier of premier hydraulic components, we relentlessly 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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