Presenting the pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a stunning embodiment of hydraulic brilliance. These state-of-the-art engineering masterpieces set a new standard in integrating pressure, flow, and directional control into one unrivaled, cohesive system. This distinctive amalgamation guarantees unmatched performance and reliability across a plethora of applications. Composed of three pivotal functional modules - connecting blocks, directional valves, and end plates - these exquisitely crafted valves seamlessly integrate into premium hydraulic systems, indispensable for top-tier engineering machinery. They adeptly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering exceptional precision and control. Key features boast a sleek design, exceptional energy efficiency, and the ability for infinite speed control. Additionally, they enable the concurrent operation of multiple actuators under diverse loads, delivering extraordinary performance and adaptability for any task.
The HLPSL valves are crafted with meticulous precision for constant displacement pump systems, ensuring unwavering and reliable functionality in any setting. In contrast, the HLPSV valves are ingeniously designed for variable pump systems. While HLPSV valves may have a slightly slower response, they excel in outstanding energy-saving performance, making them the ideal choice where efficiency is paramount. Their advanced engineering and energy-efficient design make HLPSV valves the ultimate solution for sophisticated hydraulic control needs, providing an impeccable balance 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 - Experience exceptional power with tailor-made pressure control solutions apt for a variety of applications. These options, meticulously crafted for precision, are designed to align perfectly with your operational goals, delivering unparalleled accuracy and reliability.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Our bespoke solutions seamlessly integrate with your operational demands, offering customizable configurations that enable you to achieve your desired outcomes with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Raise your system's efficiency and control: Masterfully designed to enhance system performance, offering unrivaled control and extraordinary effectiveness, redefining 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. Expertise in precision tuning for unmatched system efficiency and adaptability.D/F - Offering a state-of-the-art precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is precisely crafted to maintain a designated pressure value, significantly enhancing safety measures and optimizing operational security and reliability like never before.
(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 stands as a beacon of adaptability, meeting every hydraulic requirement effortlessly. The /NF configuration, without a pressure limiting valve, is expertly designed for HLPSV, delivering unrivaled pressure control for a range of applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, meticulously crafted to cater to every application, ensuring you receive a product that aligns seamlessly with your specific requirements while consistently delivering 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, precisely engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an extensive 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 meticulously pre-selectable options, each offering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Unlock the zenith of operational efficiency with our maximum output flows available at 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is meticulously crafted to deliver unparalleled performance and steadfast reliability, ensuring your mining operations thrive with absolute precision.
(12) Secondary Pressure Limitation Options: Discover unrivaled safety and unwavering reliability with our expertly engineered pressure limitation options, precisely measured in bar for your assurance. Choose 'N' for operations where pressure limiting protection is non-essential, ensuring simplicity for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is paramount, guaranteeing consistent, high-quality performance. For bespoke and independent control, the 'A---B---' option offers specialized management of ports A and B. Each choice is meticulously designed to uphold the pinnacle of system integrity, keeping your operations secure and efficient at all times.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our extensive range of customizable options, each tailored for maximum performance. For straightforward processes, 'N' offers a no-frills approach with no function ON/OFF or pressure outlet needs. For enhanced control, choose 'X' alongside C type pressure limitation or 'S/S1' with AB type pressure limitation for superior oversight. For precise electrical control, select 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is designed with precision and efficiency in mind, ensuring you achieve operational excellence in every task.
(14) Operation Modes: Delve into our versatile operation modes, each crafted for exceptional precision and adaptability. 'A(1,2)' provides manual control with long or short handle options, tailored for ergonomic excellence. 'E' offers cutting-edge electric proportional control, while 'EA(1,2)' merges this with manual operation for superior adaptability and responsiveness. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' for manual adjustments. Select 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' deliver distinctive pilot oil port designs, either aligned or perpendicular, offering comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration and peak performance across varied systems. Each option guarantees unmatched adaptability, ensuring your system operates at its pinnacle at all times.
(16) End Plate Options: Explore our expertly designed end plate solutions, crafted to meet the ultimate standards of functionality and adaptability. 'E1' sets the benchmark with external discharge of pilot oil and oil return control port T. 'E2' broadens your possibilities with an added port Y for greater flexibility. 'E3' is optimized for advanced performance with a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels upon activation, ensuring superior reliability and functionality.
E4 mirrors 'E1', featuring state-of-the-art internal discharge of pilot oil and a sealed port T for peak efficiency. 'E5' integrates the robust features of 'E2' with internal discharge for enhanced system performance. 'E6' embodies the sophisticated design of 'E3', offering advanced discharge control, ideal for the most demanding system requirements, ensuring your system remains a leader in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our durable and secure voltage options, including the G12-12VDC, engineered for safety and reliability in even the toughest environments. Our solutions are tailored to provide specialized and secure applications, guaranteeing your system's stability and performance remain 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 illuminated the hydraulic industry with its relentless pursuit of groundbreaking innovation and unparalleled excellence. A distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly embrace our role as a national high-tech enterprise. Our unwavering dedication to pioneering technological advancements and upholding superior quality standards is matched by our extraordinary expertise in comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered across the nation as a 'specialized, refined, and innovative' small giant enterprise, we are committed to elevating our excellence, further cementing our leadership in the industry.
At the heart of 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, crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality spans vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and essential municipal service vehicle operations. Our steadfast commitment to forming 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 producing exceptional products, delivering unmatched services, and providing groundbreaking solutions. Ambitious to be globally recognized as a trusted supplier of premier hydraulic components, we consistently 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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