Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves! These revolutionary engineering marvels epitomize the zenith of hydraulic innovation, deftly merging pressure, flow, and directional control into a single, cohesive masterpiece. This ensures unparalleled performance and unwavering reliability across every conceivable application. Typically comprised of three essential functional modules-connecting blocks, directional valves, and end plates-these precision-engineered valves are crafted for seamless integration into high-end hydraulic systems, integral for superior engineering machinery. They meticulously regulate the directional flow and speed of hydraulic cylinders, motors, and other actuators, offering unrivaled precision and control. Key highlights include a compact structure, exceptional energy efficiency, and the capability for stepless speed control. Moreover, they empower multiple actuators to operate simultaneously under diverse load conditions, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, assuring steadfast and unyielding operation in any environment. Conversely, the HLPSV valves are masterfully crafted for variable pump systems. Though HLPSV valves may exhibit a slightly slower response, they excel in delivering outstanding energy-saving performance, rendering them the optimal choice for scenarios where efficiency is of utmost importance. With their cutting-edge engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, providing an ideal amalgamation 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 foundation of exceptional reliability, this pump is engineered to provide steady and unwavering performance, driving smooth and efficient operations throughout your system. Experience the unparalleled dependability that ensures your machinery functions seamlessly and efficiently, akin to a well-oiled mechanism.;
HLPSV: Variable Displacement Pump - A true embodiment of flexibility and adaptability, this pump stands out with its remarkable versatility to cater to a wide range of operational requirements. Meticulously crafted to adapt to changing demands, it ensures seamless transitions and superior control across diverse applications.;
(2) Connection Block Ports P & R Specifications - Where meticulous precision meets unwavering reliability, providing a solid operational framework: Designed with scrupulous attention to detail to ensure flawless performance, enhancing reliability across every application and setting new standards of operational excellence.:
2-G3/8; Skillfully engineered for compact efficiency, crafted to support streamlined and seamless operational processes. With precision at its core, it delivers outstanding performance even in the tightest of spaces, ensuring your system operates at peak efficiency.
3-G1/2; Built for robust reliability, providing a steadfast foundation for maintaining system integrity. Designed to withstand the toughest conditions, it offers unwavering durability in the most demanding environments, ensuring your system's performance remains uncompromised.;
4-G3/4; Featuring advanced connectivity solutions that provide superior control and enhance system integration. This component seamlessly combines sophistication with efficiency to elevate your system's operational prowess to new heights.;
5, 55-G1; Designed for superior flow rates, perfect for high-demand applications, ensuring consistent and reliable performance across the board. Engineered for excellence, it effortlessly tackles high-pressure challenges and maintains peak efficiency.;
6-G1 1/4; Delivering unmatched performance, superbly engineered to excel in challenging environments, effortlessly overcoming obstacles. Setting new benchmarks in power and performance, it keeps your system at the forefront of operational excellence.;
(3) Additional Components and Specifications - Elevating your system capabilities to unprecedented levels: Unlock the full potential of your operations with advanced components that redefine excellence and push the boundaries of performance.:
C,Standard Type - A trusted and dependable foundation, meticulously engineered to meet essential operational needs. It provides steadfast support and unmatched reliability, empowering your system to achieve optimal performance.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, significantly enhancing the overall efficiency of your system. Ensures your operations are finely tuned for optimum effectiveness, driving unparalleled performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Streamlines flow management to drive exceptional performance and reliability. Surpassing conventional limits, it delivers extraordinary results and redefines operational excellence.;
(4) Pilot Oil Circuit Pressure Options - Offering tailored pressure control solutions for various applications: Designed to meet your specific needs, providing precision control that aligns perfectly with your operational objectives, ensuring optimal performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Elevate your operations with our bespoke, custom-engineered solutions, meticulously crafted to seamlessly integrate with your specific operational needs. Experience the fluidity of our customizable configurations that ensure you achieve desired outcomes effortlessly and with absolute precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Unleashing enhanced efficiency and control: Expertly crafted to optimize your system's performance, this valve offers unparalleled control and superior effectiveness that transforms and elevates 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. Delivering precision tuning for unmatched system efficiency and adaptability.D/F - Presenting a state-of-the-art, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exceptional accuracy to maintain a specifically defined pressure, significantly enhancing advanced safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace ultimate versatility and precision with adjustable settings across 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, meeting every hydraulic requirement seamlessly. The /NF configuration offers systems without a pressure limiting valve, meticulously crafted for HLPSV, delivering unmatched pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies mastery in design, skillfully conceived to address every application, ensuring you procure a product that seamlessly aligns with your precise 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 engineered for seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive range 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. Enjoy pre-selectable options, each offering precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Delve into an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 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: Unlock a world of precision with our tailored pressure limitation choices: 'N' provides no pressure limiting protection, ideal for straightforward applications. Opt for 'C' to ensure concurrent pressure limitation across actuator ports A & B, maintaining consistency and safety. For those seeking precision, 'A---B---' offers independent pressure limitation for each port, A & B. Each option is meticulously measured in bar, guaranteeing unparalleled system safety and reliability at every turn.
(13) Function ON/OFF and Pressure Outlet Options: Transform your operational capabilities with our diverse, customizable selections. Choose 'N' for a streamlined setup devoid of function ON/OFF or pressure outlet-perfect for efficiency. For enhanced control, select 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation. For precision-driven applications, 'A' and 'B' offer electrical ON/OFF on sides A and B respectively, each engineered for superior accuracy and functionality.
(14) Operation Modes: Discover a comprehensive range of operation modes tailored for versatility and precision. 'A(1,2)' provides manual operation with options for a long or short handle, catering to varied preferences. 'E' introduces electric proportional control, while 'EA(1,2)' merges it with manual operation for unmatched flexibility. 'D' features electric switching value control, and 'DA(1,2)' adds manual capabilities. Opt for 'M' for manual friction positioning with a long handle, or explore 'H' and 'F' for pure hydraulic control with pilot oil ports either skillfully aligned or perpendicular, offering exhaustive control solutions.
(15) Ancillary Block Port Sizes: Achieve seamless integration and peak performance with our expertly engineered port size options: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each selection is crafted to guarantee adaptability, ensuring your systems perform optimally across diverse settings.
(16) End Plate Options: Dive into our meticulously designed end plate solutions. 'E1' emerges as a standard bearer, featuring external discharge of pilot oil and an oil return control port T. 'E2' expands your options with an added port Y for heightened flexibility. Elevate your system further with 'E3', which integrates a 2-position, 3-way magnetic ball valve, amplifying system pressure to safety valve levels when activated, thereby assuring premier performance.
E4 reimagines 'E1' with a groundbreaking internal discharge of pilot oil and a sealed port T, enhancing efficiency. 'E5' mirrors the formidable capabilities of 'E2', likewise optimizing performance through internal discharge. 'E6' embodies the refined design of 'E3', delivering advanced discharge control to satisfy the demands of the most intricate system configurations.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and reliable range of control voltages, such as G12-12VDC. Each option is engineered to provide unmatched safety and reliability, even in the most demanding environments. Our selections are crafted for specialization and security, ensuring your system meets all operational challenges with confidence.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 within the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, showcasing our unwavering dedication to technological advancements and superior quality standards. Our expertise spans 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 are steadfast in our pursuit of excellence, continuously reinforcing our leadership position.
At the core of our product offerings is the flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering epitomizes the pinnacle of cutting-edge hydraulic system control. It is meticulously crafted for deployment in construction machinery and robust heavy-duty equipment, playing a vital role in crucial applications such as emergency rescue operations, tunnel engineering, mining endeavors, and municipal service vehicles. We are deeply committed to forging strategic alliances with leading domestic manufacturers, advancing the localization of core hydraulic components for high-end mechanical equipment. Guided by our 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 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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