Introducing our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves! These cutting-edge engineering marvels are the pinnacle of hydraulic innovation, masterfully blending pressure, flow, and directional control into a single, superior unified system. This unique integration ensures unmatched performance and reliability across a vast array of applications. Constructed with three fundamental functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are designed to fit seamlessly into high-end hydraulic systems, becoming indispensable for elite engineering machinery. They expertly govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, ensuring unparalleled precision and control. Key features include a compact design, outstanding energy efficiency, and the capability for stepless speed control. Moreover, they allow for the simultaneous operation of multiple actuators under varying loads, showcasing extraordinary performance and versatility for any application.
The HLPSL valves have been meticulously designed for constant displacement pump systems, ensuring steadfast performance in any environment. On the other hand, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves may exhibit a slightly slower response, their remarkable energy-saving performance makes them the ideal choice where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves shine as the ultimate solution for advanced hydraulic control needs, offering an impeccable blend 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 - Unleash unparalleled hydraulic power with highly customizable pressure control solutions, meticulously crafted to cater to a multitude of applications. Engineered with unwavering precision to meet your unique specifications, these options offer unparalleled accuracy and exceptional alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions designed to harmoniously integrate with your operational demands. Revel in fully customizable configurations, empowering you to achieve your desired outcomes with effortless precision and reliability.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control to unparalleled levels: Masterfully crafted to enhance performance, offering unrivaled control and exceptional effectiveness that redefines your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, energizing it when unpowered. Precision-tuned for unmatched system efficiency and adaptability, ensuring optimal performance.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 specific 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 ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar. This component represents the pinnacle of adaptability, seamlessly meeting every hydraulic demand. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unmatched pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series showcases a masterclass in design, expertly crafted to meet every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance and reliability.
(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, precisely engineered for impeccable and seamless integration, ensuring optimal operational efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive suite of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and outstanding efficiency, customized to your specific needs.
(10) Valve core function symbols: Discover a wide-ranging collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unsurpassed precision and reliability.
(11) Output Flow Code for Ports A & B: Unlock extraordinary efficiency with our range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow level is engineered for supreme performance, ensuring relentless dependability and optimal operation for every application.
(12) Secondary Pressure Limitation Options: Ensure unparalleled safety with our precisely engineered pressure limitation choices, calibrated in bar for utmost reliability. Choose 'N' for operations without pressure-limiting protection, perfect for straightforward tasks. 'C' provides simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent performance. For specialized and independent port control, 'A---B---' is the ultimate choice, meticulously crafted to uphold system integrity, ensuring operations stay secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our tailored, peak-performance options. For simple tasks, 'N' offers no function ON/OFF or pressure outlet needs. For processes demanding enhanced control, 'X' with C type limitation or 'S/S1' with AB type limitation provides superior oversight. For electrical precision, select 'A' for ON/OFF on side A or 'B' for side B. Each option is crafted with precision to deliver maximum efficiency and operational excellence.
(14) Operation Modes: Unleash the full potential of your systems with our versatile operation modes, each designed with precision for adaptability. 'A(1,2)' offers manual operation with ergonomic handle options. 'E' delivers cutting-edge electric proportional control, while 'EA(1,2)' blends this with manual adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)' manual features. Opt for 'M' for advanced manual friction positioning. For hydraulic operations, 'H' and 'F' promise unique pilot oil port designs, ensuring comprehensive control mastery.
(15) Ancillary Block Port Sizes: Achieve unmatched adaptability and performance with our precision-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 crafted to deliver optimal performance across diverse systems, ensuring peak operation under any demand.
(16) End Plate Options: Explore our expertly designed end plate solutions, crafted to offer the pinnacle of functionality and flexibility. 'E1' provides external discharge with pilot oil and oil return control port T. 'E2' adds a port Y for enhanced flexibility. 'E3' is crafted for advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for superior reliability and functionality.
E4 mirrors 'E1', featuring state-of-the-art internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' integrates 'E2's robust features with internal discharge for superior performance. 'E6' encapsulates 'E3's advanced design, delivering premier discharge control, perfect for demanding system requirements, ensuring top-tier efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, including the G12-12VDC, designed for reliability even in challenging environments. Our specialized solutions ensure system stability and performance, tailored to meet the demands of any application without compromise.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Founded in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has emerged as a beacon of innovation and excellence in the hydraulic industry. As a proud member of the prestigious China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise. Our commitment to cutting-edge technological advancements and superior quality standards is unwavering. Our expertise spans comprehensive research, advanced development, precise manufacturing, and strategic marketing of high-caliber hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we continuously elevate our standards to reinforce our status as industry leaders.
Leading our pioneering product range is the flagship Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, designed for seamless integration into construction machinery and heavy-duty equipment. Its critical functions span essential applications, from life-saving emergency rescues and complex tunnel engineering to ambitious mining operations and vital municipal service vehicles. Our strategic partnerships with top domestic manufacturers accelerate the localization of core hydraulic components for premium mechanical equipment. Guided by our philosophy-'serving customers with technology, impressing with our attitude, and retaining through quality'-we are committed to producing outstanding products, delivering unmatched services, and offering innovative solutions. Aspiring to be acknowledged globally as a trusted supplier of premier hydraulic components, we relentlessly pursue new excellence benchmarks 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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