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 - Experience the pinnacle of reliable engineering with this pump that flawlessly maintains a steady and smooth operation. Elevate your system's performance to new heights with its unmatched precision and unwavering dependability.;
HLPSV: Variable Displacement Pump - Embrace the epitome of adaptability and innovative design with this pump, tailored to fulfill a wide array of operational needs. Its cutting-edge capabilities provide seamless adaptability and control, ensuring your system remains at the forefront of technological advancement.;
(2) Connection Block Ports P & R Specifications - Precision and reliability merge here to build a strong operational backbone. Crafted with exceptional detail, these specifications ensure top-tier performance and steadfast reliability, laying a solid groundwork for success across all applications.:
2-G3/8; Designed for compact efficiency, this component supports seamless operational effectiveness with precision, excelling in space-limited environments and delivering superior performance without compromise.
3-G1/2; Crafted for exceptional strength and consistency, this component acts as a robust pillar for your system's durability. Built to endure stringent conditions, it offers steadfast performance and longevity.;
4-G3/4; Comprising advanced connectivity features, this component ensures superior control and seamless integration. Its refined design enhances system efficiency and boosts overall operational prowess with elegance.;
5, 55-G1; Offering remarkable flow rates for high-demand scenarios, this component guarantees reliable and robust performance. Designed for excellence, it confidently manages high-pressure challenges with ease.;
6-G1 1/4; Delivering top-tier performance, this component excels in demanding environments. Engineered to surpass expectations, it sets a new standard in power and capability, handling challenging tasks with mastery.;
(3) Additional Components and Specifications - Enhance your system's potential with groundbreaking components that redefine operational excellence. These advanced specifications unlock unparalleled performance, transforming your operations into an exemplar of success.:
C,Standard Type - A reliable foundation, expertly crafted to fulfill essential operational demands. This component provides unwavering support and unparalleled reliability, empowering your system to reach its highest potential.;
G,Throttle Valve (For HLPSL only) - Achieve refined control to amplify your system's efficiency. This valve meticulously adjusts operations for peak effectiveness, ensuring every component operates in harmony for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve maximizes flow management, delivering extraordinary performance and reliability. Surpassing standard limits, it consistently provides exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that harmoniously integrate with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to new heights: Expertly crafted to boost your system's performance, offering unmatched control and extraordinary effectiveness that revolutionizes 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. Precision tuning that provides unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly 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 auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an exhaustive 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 pre-selectable options, each offering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Attain unparalleled efficiency with our expertly calibrated maximum output flow rates ranging from 3 to 210 L/min. Each selection is engineered for exceptional performance, ensuring steadfast reliability and peak operational capabilities.
(12) Secondary Pressure Limitation Options: Elevate safety and dependability with our finely-tuned pressure limitation systems, calibrated in bar for ultimate assurance. Select 'N' for basic operations without pressure limits, ensuring simplicity. Choose 'C' for essential simultaneous pressure limiting on actuator ports A & B, maintaining exceptional consistency. Opt for 'A---B---' for precise, independent control of each port, all engineered to uphold the highest standards of system security and efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Enhance operational prowess with a suite of customizable options engineered for optimal performance. 'N' suits basic operations without function ON/OFF or pressure outlet needs. For advanced control, 'X' with C type pressure limitation is ideal, or 'S/S1' with AB type limitation ensures superior management. Select 'A' or 'B' for precise electrical ON/OFF functionality on respective sides, each crafted to deliver peak precision and efficiency.
(14) Operation Modes: Discover our comprehensive operation modes, each crafted for supreme versatility and precision. 'A(1,2)' provides manual control with ergonomic handle options. 'E' offers cutting-edge electric proportional control, while 'EA(1,2)' blends this with manual operation for optimum flexibility. 'D' introduces electric switching complemented by 'DA(1,2)' for manual finesse. Choose 'M' for expert manual friction positioning with an extended handle. For hydraulic operations, 'H' and 'F' provide exclusive pilot oil port placements for complete command and expertise.
(15) Ancillary Block Port Sizes: Enhance system adaptability and performance with our expertly designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each promising effortless integration and unparalleled adaptability, ensuring superior performance across diverse systems and operational demands.
(16) End Plate Options: Explore our meticulously engineered end plate solutions, tailored for the highest functionality and adaptability standards. 'E1' features external pilot oil discharge and oil return control port T. 'E2' adds versatility with an extra port Y. 'E3' delivers advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, promising exceptional reliability.
E4 reflects 'E1' with advanced internal pilot oil discharge and a sealed port T, optimizing efficiency. 'E5' integrates 'E2's strengths with internal discharge, enhancing system performance. 'E6' embodies 'E3's sophisticated design, offering superior discharge control for high-demand requirements, ensuring your system excels in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including G12-12VDC, engineered for safety and reliability even under challenging conditions. Our solutions provide stability and performance assurance tailored to any application, ensuring your system's integrity is never compromised.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. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise encompasses 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 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 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 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 recognized globally 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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