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 - This pump is the epitome of steadfast excellence, ensuring a continuous and seamless workflow. It transforms your machinery into a marvel of engineering prowess, offering reliability that empowers your operations with unmatched precision.;
HLPSV: Variable Displacement Pump - A true embodiment of innovation and versatility, this pump adapts remarkably to diverse operational needs. Its pioneering design facilitates fluid transitions and exceptional control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in this robust framework. Expertly crafted, these specifications ensure superior performance and reliability across all applications, laying a sturdy foundation for success.:
2-G3/8; This design is the epitome of compact proficiency, streamlining operational efficiencies with remarkable precision. Perfect for space-limited settings, it delivers uncompromising performance.
3-G1/2; Built for strength, this component serves as a robust backbone, enhancing your system's endurance. Withstanding demanding conditions, it provides relentless durability and performance.;
4-G3/4; Offering advanced connectivity, this component ensures unparalleled control and integration. Its sophisticated design boosts system efficiency, enhancing overall operational capabilities.;
5, 55-G1; Delivering high flow rates for demanding scenarios, this component ensures consistent, robust performance. Engineered for excellence, it addresses high-pressure challenges effortlessly.;
6-G1 1/4; Excelling in challenging environments, this component is engineered to exceed expectations, setting new benchmarks in power and capability.;
(3) Additional Components and Specifications - Elevate your system capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new performance levels, making your operations a benchmark of success.:
C,Standard Type - A steadfast foundation, crafted to meet essential operational demands. This component offers unwavering support and unmatched reliability, enabling your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Master precision control to enhance system efficiency. Fine-tuning operations for peak effectiveness, this valve ensures harmonious component function for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimize flow management for extraordinary performance and reliability. Surpassing conventional limits, it delivers exceptional outcomes consistently.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored to diverse applications. Designed with precision, these options deliver unmatched accuracy, aligning seamlessly with your operational goals for optimal performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing finely-tuned, custom solutions that integrate smoothly with your specific operational needs. Revel in customizable configurations that empower you to achieve desired outcomes with effortless precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control with innovation: Expertly designed to enhance system performance, providing unmatched control and extraordinary effectiveness that revolutionizes your operational capabilities like never before.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. Offering precision tuning for unmatched efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted to uphold specific pressure values, significantly enhancing safety measures and optimizing operational security and reliability like never before.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unmatched versatility and precision with adjustable settings from 63 to 400 bar levels. This component exemplifies adaptability, meeting every hydraulic need flawlessly. The /NF configuration provides systems without a pressure limiting valve, precisely designed for HLPSV, ensuring unrivaled pressure control for various applications with supreme accuracy.
(7) Product Series Classification - A Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, meticulously crafted to meet every application requirement. Ensure your product aligns effortlessly with your needs, delivering exceptional performance consistently.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Equipped with auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless integration, ensuring optimal efficiency and seamless operability.
(9)Directional valve block inflow controller options: Select from a comprehensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each ensuring precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Delve into an expansive suite of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional requirements with unrivaled precision and reliability.
(11) Output Flow Code for Ports A & B: Unlock optimal efficiency with our range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow is engineered for peak performance and unwavering reliability, ensuring your system operates flawlessly even under the most demanding conditions.
(12) Secondary Pressure Limitation Options: Elevate your system's safety and dependability with our premium pressure limitation choices, expertly calibrated in bar. Choose 'N' for operations free of pressure limiting for simplicity. Select 'C' for essential simultaneous pressure limitation at actuator ports A & B, guaranteeing steadfast performance. For bespoke control, opt for 'A---B---', offering independent management of ports A and B. Every option is crafted to maintain the utmost system integrity, ensuring your operations are consistently secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your system's capability with customizable options for superior performance. 'N' fits straightforward operations without function ON/OFF or pressure outlet needs. For processes needing greater control, 'X' with C type pressure limitation suits perfectly, and 'S/S1' with AB type pressure limitation offers exceptional oversight. For precision electrical control, choose 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is designed to deliver maximum precision and operational excellence.
(14) Operation Modes: Discover our versatile operation modes, crafted for unparalleled flexibility and precision. 'A(1,2)' offers manual operation with a choice of long or short handle for ergonomic comfort. 'E' introduces advanced electric proportional control, with 'EA(1,2)' combining manual operation for optimal adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)'. Select 'M' for expert manual friction positioning with a long handle. 'H' and 'F' are ideal for purely hydraulic operations, featuring unique pilot oil port designs for comprehensive system mastery.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability with our expertly designed port sizes. Choose from /2 G3/8, /3 G1/2, /4 G3/4, /5 G1 to ensure seamless integration. Each selection guarantees exceptional adaptability, maximizing performance across varied systems and operational requirements, keeping your system at peak efficiency.
(16) End Plate Options: Explore our meticulously crafted end plate solutions, engineered to meet top standards of functionality and adaptability. 'E1' leads with external discharge of pilot oil and control port T. 'E2' adds an extra port Y for extended flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, boosting system pressure to safety levels when needed, ensuring peak functionality and reliability.
E4 mirrors 'E1', boasting state-of-the-art internal discharge of pilot oil and sealed port T for enhanced performance. 'E5' melds 'E2's capabilities with internal discharge for superior system efficiency. 'E6' represents 'E3's advanced design, providing exceptional discharge control to meet high-demand requirements, ensuring your system achieves leading-edge efficiency.
(17) Control Voltage and Anti-Explosion Cable Options: Opt for our resilient and secure voltage solutions like G12-12VDC, crafted to maintain safety and dependability in challenging conditions. Our offerings ensure specialized solutions and security, tailored to any application, safeguarding your system's stability and 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 illuminated the hydraulic industry with a relentless pursuit of groundbreaking innovation and unparalleled excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise. Our unwavering dedication to pioneering technological advancements and upholding superior quality standards is unmatched. Our extraordinary expertise spans 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 firm in our commitment to continuously elevate our standards of excellence, further cementing our leadership position 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 represents state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial 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 accelerates 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. Our ambition to be recognized globally as a trusted supplier of premier hydraulic components pushes us to continually 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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