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 - Discover the unmatched potential of our custom pressure control solutions, meticulously designed to cater to a multitude of applications. These options are precision-crafted to meet your unique requirements, offering unparalleled accuracy and perfectly aligning with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing bespoke solutions that seamlessly harmonize with your operational needs. Experience customizable configurations that enable you to achieve desired results effortlessly and with unmatched precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Take your system's efficiency and control to unprecedented heights: Meticulously designed to enhance performance, providing unparalleled control and extraordinary effectiveness that transform 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. Enjoy precision tuning that ensures unmatched system efficiency and adaptability.D/F - Introducing a state-of-the-art, precisely engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with impeccable precision to maintain a designated pressure value, significantly bolstering advanced safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting all hydraulic needs. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control for a variety of applications with supreme precision.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a pinnacle of design excellence, skillfully crafted to cater to every application, ensuring you acquire a product that seamlessly aligns with your specific needs, 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, engineered for impeccable and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select from an extensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically crafted for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each offering precision and exceptional efficiency, uniquely tailored to your specific requirements.
(10) Valve core function symbols: Dive into an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each expertly crafted to fulfill specific functional needs with unparalleled precision and reliability.
(11) Output Flow Code for Ports A & B: Unlock top-tier performance and unrivaled reliability with our comprehensive range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is intricately engineered to ensure superior efficiency and steadfast dependability, setting a new standard in hydraulic control systems.
(12) Secondary Pressure Limitation Options: Experience extraordinary safety and reliability with our precision-engineered pressure limitation solutions, expertly calibrated in bar. For straightforward tasks, choose 'N', offering operations without pressure limiting protection. When simultaneous pressure limitation at actuator ports A & B is crucial, 'C' is your go-to for maintaining consistent performance. Opt for 'A---B---' to achieve tailored and independent control over ports A and B. Each option is crafted to uphold the highest levels of system integrity, keeping your operations secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate operational excellence with our broad array of customizable options designed for peak performance. 'N' offers simplicity with no function ON/OFF or pressure outlet needs. For heightened control, 'X' with C type pressure limitation or 'S/S1' with AB type limitation provides superior oversight. For electrical precision, select 'A' for side A or 'B' for side B ON/OFF functionality. Each option is meticulously crafted to ensure precision, efficiency, and operational superiority.
(14) Operation Modes: Discover unmatched versatility and precision with our diverse operation modes. 'A(1,2)' provides manual operation with ergonomic handle choices. 'E' offers advanced electric proportional control, with 'EA(1,2)' delivering a blend of manual and electric control for adaptability. 'D' ensures electric switching value control, enhanced by 'DA(1,2)' for manual input. Select 'M' for expert manual friction positioning. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance system integration with our precision-engineered port size selections: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option is crafted for flawless adaptability, ensuring peak system performance across varying operational demands, keeping your system at its optimal level.
(16) End Plate Options: Explore our high-functionality end plate solutions, designed to meet rigorous standards of adaptability. 'E1' features external discharge of pilot oil and control port T. 'E2' adds flexibility with an additional port Y. 'E3' offers a 2-position, 3-way magnetic ball valve for superior performance, boosting system pressure to safety valve levels for unmatched reliability.
E4 mirrors 'E1', incorporating an advanced internal discharge of pilot oil and a sealed port T for maximized efficiency. 'E5' combines the robust aspects of 'E2' with internal discharge, ensuring superior performance. 'E6' reflects the sophisticated design of 'E3', delivering advanced discharge control, making it perfect for demanding requirements, ensuring your system remains a pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage selections, including the G12-12VDC, engineered for safety and reliability in challenging conditions. Our solutions are tailored to provide specialized security, ensuring system stability and performance are uncompromised.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 dedicated to pioneering technological advancements and maintaining superior quality. Our extensive expertise spans research, advanced development, precision manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are committed to elevating our standards, reinforcing our leadership in the industry.
At the forefront of our innovative product lineup is our flagship: the 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. It plays a vital role in life-saving emergency rescues, complex tunnel engineering, ambitious mining operations, and the functioning of essential municipal service vehicles. Our commitment to 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 devoted to delivering exceptional products, superior services, and innovative solutions. With aspirations to be globally recognized as a trusted supplier of premier hydraulic components, we continually strive to set new international benchmarks for excellence.
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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