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 - 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: Unlock the pinnacle of hydraulic performance with our range of available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously engineered for supreme efficiency and unwavering reliability, ensuring your hydraulic system performs at its absolute best.
(12) Secondary Pressure Limitation Options: Step into a world of unmatched safety and reliability with our precision-engineered pressure limitation options, calibrated in bar for the utmost peace of mind. Choose 'N' for straightforward operations without pressure limiting protection. Opt for 'C' to achieve simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent performance. For bespoke and independent management, 'A---B---' offers specialized control for ports A and B. Each choice is crafted with meticulous attention to detail to maintain system integrity, securing your operations with unparalleled efficiency and safety.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational mastery with our diverse selection of customizable options designed for optimal performance. For uncomplicated processes, 'N' offers no function ON/OFF or pressure outlet needs. For superior control, 'X' with C type pressure limitation suits demanding applications, and 'S/S1' with AB type pressure limitation provides exceptional oversight. For precision electrical control, 'A' gives ON/OFF functionality on side A, while 'B' offers the same for side B. Each option is expertly crafted to ensure you achieve maximum precision, efficiency, and operational brilliance.
(14) Operation Modes: Delve into our extensive array of operation modes, each tailored for ultimate versatility and precise control. 'A(1,2)' covers manual operation with adaptable long or short handles for ergonomic satisfaction. 'E' delivers advanced electric proportional control, while 'EA(1,2)' merges it with manual operation for enhanced adaptability and responsiveness. 'D' provides electric switching value control, with 'DA(1,2)' adding manual enhancements. Select 'M' for expert manual friction positioning with a long handle. For hydraulic precision, 'H' and 'F' offer unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our meticulously engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration into any system. Each size is crafted for maximum adaptability, ensuring peak performance across various systems and operational needs, keeping your hydraulic system performing optimally at all times.
(16) End Plate Options: Immerse yourself in our expertly designed end plate solutions, crafted for top-tier functionality and flexibility. 'E1' provides standard excellence with external discharge of pilot oil and oil return control port T. 'E2' enhances capability with an added port Y for greater flexibility. 'E3' is engineered for high performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring exceptional functionality and reliability.
E4 mirrors 'E1', boasting cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge, delivering superior system performance. 'E6' encapsulates the advanced design of 'E3', offering sophisticated discharge control for the most demanding system requirements, ensuring your system is always at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Opt for our reliable and secure voltage options like the G12-12VDC, crafted for safety and performance in challenging conditions. Our solutions provide specialized security for any application, ensuring your system remains stable and performs flawlessly.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 emerged as a beacon of innovation and excellence in the hydraulic industry. As a distinguished subsidiary of the eminent China Baoan Group (stock code: 000009), we take pride in being a national high-tech enterprise, a testament to our commitment to pioneering technological advancements and maintaining superior quality standards. Our unrivaled expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of high-quality hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, our commitment to raising the bar of excellence remains steadfast, further solidifying our leadership position in the industry.
At the core of our innovative product lineup is our flagship creation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, designed meticulously for flawless integration into construction machinery and heavy-duty equipment. Its vital capabilities extend to critical applications, from life-saving emergency rescue missions to intricate tunnel engineering, ambitious mining operations, 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 advanced mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we dedicate ourselves to producing exceptional products, delivering unparalleled services, and offering groundbreaking solutions. Aspiring to be globally recognized as a trusted supplier of premier hydraulic components, we continuously 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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