Introducing the trailblazing HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves! These cutting-edge engineering wonders represent the pinnacle of hydraulic innovation, beautifully merging pressure, flow, and directional control into a single, exceptional system. This distinctive fusion guarantees unmatched performance and dependability across a wide array of applications. Engineered with three vital functional modules - connecting blocks, directional valves, and end plates - these precision-crafted valves seamlessly integrate into high-end hydraulic systems, essential for top-tier engineering machinery. They adeptly manage the motion direction and speed of hydraulic cylinders, motors, and other actuators, delivering unparalleled precision and control. Noteworthy features include a compact design, outstanding energy efficiency, and the ability for stepless speed control. Additionally, they support the concurrent operation of multiple actuators under diverse loads, offering extraordinary performance and versatility for any application.
The HLPSL valves are expertly designed for constant displacement pump systems, ensuring unyielding and reliable operation in any setting. In contrast, the HLPSV valves are brilliantly crafted for variable pump systems. While HLPSV valves may demonstrate a slightly slower response, they excel in exceptional energy-saving performance, making them the ultimate choice where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the top-tier solution for advanced hydraulic control needs, offering a flawless 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 - Experience the pinnacle of hydraulic power with customized pressure control solutions, meticulously designed for diverse applications. These options, crafted with precision, deliver exceptional accuracy and seamlessly align with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting tailored solutions that integrate seamlessly with your operational demands. Benefit from customizable configurations that enable you to achieve your desired performance with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control with expertly designed solutions that enhance performance, providing unmatched control and significantly boosting your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, activating it when unpowered. Achieve ultimate system efficiency and adaptability with precision tuning.D/F - Discover a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with precision to maintain a designated pressure, significantly enhancing safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unparalleled versatility and precision with adjustable settings ranging from 63 to 400 bar. This component embodies adaptability, perfectly meeting every hydraulic requirement. The /NF configuration is crafted without a pressure limiting valve, expertly designed for HLPSV, offering exceptional pressure control for various applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a masterpiece of design, skillfully crafted to meet every application. Ensure you receive a product that seamlessly aligns with your specific needs, delivering consistently outstanding 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, expertly engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Explore a comprehensive suite of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and exceptional efficiency, tailored to your specific requirements.
(10) Valve core function symbols: Explore a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to fulfill specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve peak operational efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Elevate your safety standards with our precision-engineered pressure limitation solutions, calibrated in bar to ensure unmatched reliability and peace of mind. Choose 'N' for tasks with no pressure limiting protection needed for simplicity. Opt for 'C' when simultaneous pressure limitation is crucial on actuator ports A & B, delivering uniform performance. For bespoke, independent control, select 'A---B---', offering specialized management of ports A and B. Each option is crafted to sustain the highest levels of system integrity, securing your operations with maximum efficiency and protection.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with a versatile range of customizable options crafted for top-tier performance. For simple operations, select 'N', with no function ON/OFF or pressure outlet needs. If your workflow demands superior control, 'X' with C type pressure limitation, or 'S/S1' with AB type limitation offers unmatched oversight. For precise electrical control, choose 'A' for ON/OFF on side A or 'B' for side B. Each option is engineered to maximize precision, efficiency, and elevate your operational standards.
(14) Operation Modes: Delve into our diverse operation modes, each precision-engineered for ultimate versatility and exactness. 'A(1,2)' provides manual operation with customizable handle lengths for ergonomic ease. 'E' introduces advanced electric proportional control, while 'EA(1,2)' merges it with manual operation for superior adaptability. 'D' offers electric switching value control, paired with 'DA(1,2)' for manual enhancements. Opt for 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' deliver unique pilot oil port designs, ensuring comprehensive control and system mastery.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability with our finely-tuned port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for flawless integration and peak performance across various systems and demands, ensuring your system consistently excels.
(16) End Plate Options: Uncover our meticulously crafted end plate solutions, each tailored for supreme functionality and adaptability. 'E1' sets a benchmark with external pilot oil discharge and oil return control port T. 'E2' expands capabilities with an additional port Y for increased flexibility. 'E3' excels in performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve standards upon activation for unparalleled reliability.
E4 mirrors 'E1', boasting innovative internal pilot oil discharge and a sealed port T for enhanced efficiency. 'E5' integrates the robust features of 'E2' with internal discharge, boosting system performance. 'E6' embodies the sophisticated design of 'E3', offering advanced discharge control for the most demanding requirements, ensuring your system remains at the pinnacle of efficiency and innovation.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our durable and secure voltage options, including the G12-12VDC, ensuring safety and reliability even in the toughest conditions. Our solutions offer specialized security tailored to any application, safeguarding your system's stability and flawless performance.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 proudly illuminated the hydraulic industry landscape with its unwavering pursuit of groundbreaking innovation and unmatched excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise, embodying our steadfast dedication to pioneering technological advancements and upholding the highest quality standards. Our extraordinary expertise encompasses comprehensive research, cutting-edge development, meticulous manufacturing, and strategic marketing of top-tier hydraulic components. Revered across the nation as a 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to continuously elevate our standards of excellence, further cementing our position as leaders 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 encapsulates state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its critical functionality extends across vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers expedites the localization of core hydraulic components for high-end mechanical equipment. Driven 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, providing unmatched services, and offering groundbreaking solutions. With an ambition to be globally recognized 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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