Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels are the epitome of hydraulic innovation, seamlessly merging pressure, flow, and directional control into an exquisite, unified masterpiece. Experience unparalleled performance and unwavering reliability across diverse applications. Composed of three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are crafted for flawless integration into high-end hydraulic systems, essential for top-tier engineering machinery. They expertly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key highlights include a compact structure, outstanding energy efficiency, and the capacity for stepless speed control. Additionally, they empower multiple actuators to operate concurrently under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, ensuring steadfast and reliable operation across any environment. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. Although HLPSV valves may exhibit a slightly slower response, they excel in delivering impressive energy-saving performance, making them the optimal choice for scenarios where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves stand out as the premier solution for advanced hydraulic control needs, offering an ideal 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 backbone of impeccable reliability, this pump ensures unwavering and consistent performance, empowering smooth and proficient operations across your system. Its unmatched dependability guarantees your machinery operates like a well-oiled masterpiece.;
HLPSV: Variable Displacement Pump - A true embodiment of adaptability and versatility, this pump provides exceptional flexibility to cater to a broad spectrum of operational needs. Designed to accommodate evolving demands, it facilitates seamless transitions and delivers superior control for optimal performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, crafting a dependable operational framework: These ports are engineered with meticulous attention to detail, ensuring flawless performance and elevating reliability across every application.:
2-G3/8; Masterfully engineered for compact proficiency, designed to support streamlined and seamless operational efficiencies. Perfectly crafted for precision, it ensures outstanding performance even in the most confined spaces.
3-G1/2; Designed for robustness and unwavering reliability, this port provides a solid foundation for your system's integrity. Built to endure, it delivers steadfast durability even in the most demanding conditions.;
4-G3/4; Featuring advanced connectivity, this port offers superior control and enhanced system integration. It brings sophistication and efficiency together, elevating your system's operational prowess.;
5, 55-G1; Offering superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it tackles high-pressure challenges with ease and precision.;
6-G1 1/4; Delivering unparalleled performance, this port is expertly engineered to excel in demanding environments and tackle challenges effortlessly, setting new standards in power and performance.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights: Unlocking the full potential of your operations with advanced components that redefine excellence in every detail.:
C,Standard Type - A reliable and steadfast foundation, meticulously designed to meet essential operational requirements. Providing unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, enhancing the overall efficiency of your system. It guarantees that your operations are finely tuned for maximum effectiveness and optimal performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unparalleled performance and dependability. It surpasses conventional limits to deliver extraordinary results and elevate your operational excellence.;
(4) Pilot Oil Circuit Pressure Options - Delight in bespoke pressure control solutions tailored for diverse applications. Engineered to perfection, these options are crafted to meet your precise specifications, ensuring precision and alignment with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience the pinnacle of custom-engineered solutions meticulously tailored to align with your unique operational demands. These customizable configurations promise to deliver your desired outcomes with effortless precision and finesse.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your efficiency and control with this expertly designed valve. It optimizes your system's performance, offering unparalleled control and superior effectiveness to 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. Achieve precision tuning for unmatched system efficiency and adaptability.D/F - Introducing a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering wonder is crafted with extraordinary accuracy to maintain a specifically defined pressure value, elevating safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the ultimate in versatility and precision with adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unrivaled pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - Embark on a journey of engineering excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully conceived to address every application, ensuring you select a product that flawlessly 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 ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously designed for flawless integration and ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive array: 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. Enjoy pre-selectable options, each offering precision and exceptional efficiency, tailored 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 crafted with precision to meet specific functional requirements and deliver unmatched reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Experience unparalleled protection with our variety of secondary pressure limitation choices. Select 'N' for no pressure limiting protection, ensuring simplicity and ease. Opt for 'C' to simultaneously limit pressure in actuator ports A & B, offering robust safety measures. Alternatively, choose 'A---B---' for independent pressure control at ports A & B. Each option is precisely calibrated in bar, promising unwavering system safety and reliability.
(13) Function ON/OFF and Pressure Outlet Options: Transform your operational capabilities with our customizable function ON/OFF and pressure outlet options. 'N' offers a minimalistic approach without function ON/OFF or pressure outlet. Select 'X' for C type pressure limitation or 'S/S1' for AB type pressure limitation, enhancing control and sophistication. Choose 'A' for electrical ON/OFF on side A, or 'B' on side B, each engineered for impeccable precision and functionality.
(14) Operation Modes: Discover a diverse array of operation modes tailored for versatility and precision. 'A(1,2)' allows manual operation with a choice of long or short handle. 'E' provides electric proportional control, while 'EA(1,2)' combines it with manual operation for maximum flexibility. 'D' offers electric switching value control, enhanced by 'DA(1,2)' with manual operation. 'M' is crafted for manual friction positioning with a long handle. Explore 'H' and 'F' for pure hydraulic control, with pilot oil ports expertly positioned either aligned or perpendicular, delivering comprehensive control.
(15) Ancillary Block Port Sizes: Enhance adaptability with our precision-engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. These options are meticulously designed for seamless integration and adaptability, ensuring optimal performance across a broad spectrum of systems.
(16) End Plate Options: Delve into our range of expertly crafted end plate solutions. 'E1' provides standard external discharge of pilot oil and an oil return control port T. 'E2' introduces an additional port Y for enhanced flexibility. 'E3' features a cutting-edge 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, guaranteeing superior performance.
E4, mirroring 'E1', incorporates an innovative internal discharge of pilot oil with a sealed port T to boost efficiency. 'E5' echoes the strength of 'E2' with internal discharge for peak performance. 'E6' showcases the advanced design of 'E3', offering sophisticated discharge control for the most demanding system requirements.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure, reliable range, including G12-12VDC, designed to ensure safety and dependability, even in the most challenging environments. Each option is crafted to deliver specialization and security.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 commitment to innovation and unparalleled excellence. As a proud and prestigious subsidiary of the revered China Baoan Group (stock code: 000009), we stand tall as a national high-tech enterprise, a testament to our unwavering dedication to technological progression and superior quality standards. Our unparalleled expertise encompasses the meticulous research, pioneering development, precise manufacturing, and strategic sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our pursuit of excellence, reinforcing our leadership position in the field.
At the heart of our product line stands the flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering embodies the zenith of cutting-edge hydraulic system control, meticulously crafted for deployment in construction machinery and robust heavy-duty equipment. It plays a vital role in imperative applications ranging from emergency rescue operations to tunnel engineering, mining endeavors, and the deployment of municipal service vehicles. We are profoundly committed to our strategic alliances with leading domestic manufacturers, propelling the advancement of core hydraulic component localization for high-end mechanical equipment. Anchored by our guiding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our quest to deliver exceptional products, unparalleled services, and innovative solutions. With a vision to emerge as a globally trusted supplier of premier hydraulic components, we continually aspire 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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