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 - Unlock the potential of your system with our expertly curated block codes, ensuring flawless connectivity and peak efficiency.
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 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: Elevate your operational capabilities with our lineup of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is expertly engineered to deliver peak efficiency and unwavering dependability, ensuring your system performs at its best in every scenario.
(12) Secondary Pressure Limitation Options: Embrace unmatched safety and reliability with our precision-engineered pressure limitation options, meticulously calibrated in bar for your assurance. Choose 'N' for straightforward operations sans pressure limiting protection. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is critical, ensuring unflinching performance. For bespoke and independent control, select 'A---B---' for specialized management of ports A and B. Each choice is crafted to uphold the highest standards of system integrity, keeping your operations both secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Boost your operational prowess with a range of customizable options crafted for peak performance. Choose 'N' for basic operations without function ON/OFF or pressure outlet needs. If heightened control is required, 'X' with C type pressure limitation is perfect, or go for 'S/S1' with AB type pressure limitation for superior governance. For precise electrical control, select 'A' for ON/OFF on side A or 'B' for side B. Each option is meticulously tailored to provide maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Delve into our spectrum of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' caters to manual operations with long or short handle options for your ergonomic preference. 'E' delivers cutting-edge electric proportional control, with 'EA(1,2)' blending this with manual operation for ultimate adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual adaptability. Select 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' offer unique pilot oil port configurations, either aligned or perpendicular, for comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance flexibility and efficiency with our carefully engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration. Each selection promises unparalleled adaptability, delivering optimal performance across diverse systems and operational requirements, ensuring your system operates at its highest potential.
(16) End Plate Options: Explore our expertly crafted end plate solutions, each designed for exceptional functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' expands capabilities with an additional port Y for enhanced flexibility. 'E3' is engineered for advanced operations with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', featuring innovative internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge for superior performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for demanding system requirements, ensuring your system remains at the forefront of 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 in challenging environments. Our solutions offer specialized security tailored to any application, ensuring your system's stability and performance are consistently maintained.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 an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise. Our dedication to pushing the boundaries of technological advancement and maintaining superior quality standards is unwavering. Our expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to exceed standards of excellence, further solidifying our leadership in the industry.
At the core of our innovative product portfolio is our flagship creation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, meticulously designed for flawless integration into construction machinery and heavy-duty equipment. Its vital functionality spans critical applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and essential municipal service vehicle operations. Our unwavering commitment to forging strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing them with our attitude, and retaining them with quality'-we are dedicated to delivering exceptional products, unparalleled services, and groundbreaking solutions. With aspirations to be recognized globally as a trusted supplier of premier hydraulic components, we continually 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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