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 exemplary pump is the epitome of steadfast excellence, ensuring a seamless and reliable workflow. Transform your system into a masterpiece of precision engineering, empowering your machinery with exceptional performance and unmatched dependability.;
HLPSV: Variable Displacement Pump - A beacon of adaptability and innovation, this pump provides unparalleled versatility to meet diverse operational needs. Its innovative design allows for smooth transitions and superior control, setting your system at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in this robust framework. Crafted with meticulous attention to detail, these specifications ensure optimal performance and superior dependability across all applications, establishing a steadfast foundation for success.:
2-G3/8; This compact design champions operational efficiency with precision. Expertly crafted to excel in tight spaces, it delivers remarkable performance without compromise.
3-G1/2; Built for durability and reliability, this component serves as a robust pillar for your system's endurance, withstanding challenging conditions with unwavering strength.;
4-G3/4; With advanced connectivity, this component offers unparalleled control and integration. Its sophisticated design enhances system efficiency and optimizes overall operational capability.;
5, 55-G1; Delivering exceptional flow rates, this component ensures robust performance in high-demand scenarios. Crafted for excellence, it adeptly handles high-pressure challenges with precision.;
6-G1 1/4; Renowned for extraordinary performance, this component excels in tough environments, consistently setting new standards in power and capability to tackle demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system with state-of-the-art components that redefine operational excellence. These advanced specifications unlock unparalleled performance, transforming operations into an epitome of success.:
C,Standard Type - A reliable foundation, expertly crafted to meet essential operational demands. This component offers steadfast support and unmatched reliability, empowering your system to reach optimal potential.;
G,Throttle Valve (For HLPSL only) - Attain precision control, enhancing system efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring harmonious performance throughout.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimize flow management with this valve, achieving extraordinary performance and reliability. It transcends conventional limits, delivering exceptional results consistently.;
(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: Maximize your operational efficiency with our elite range of maximum output flows, available in the following increments: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each meticulously engineered to deliver unparalleled performance and steadfast reliability for your demanding applications.
(12) Secondary Pressure Limitation Options: Discover unmatched safety and reliability with our precision-engineered pressure limitation options, ideally calibrated in bar for utmost assurance. Choose 'N' for tasks without pressure limiting needs, 'C' for synchronized pressure control on ports A & B, guaranteeing unwavering performance. For bespoke and independent management, select 'A---B---', offering specialized oversight of ports A and B. Each choice is crafted to uphold superior system integrity, ensuring secure and efficient workflows.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational finesse with our customizable options tailored for outstanding performance. Opt for 'N' if no function ON/OFF or pressure outlet is needed. Select 'X' with C type pressure limitation for elevated control, or 'S/S1' with AB type for superior governance. For electrical precision, 'A' delivers ON/OFF on side A and 'B' on side B. Each configuration is crafted for precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our extensive array of operation modes, each engineered for exceptional versatility and precision. 'A(1,2)' offers manual operation with long or short handles for ergonomic comfort. 'E' delivers sophisticated electric proportional control, with 'EA(1,2)' combining manual adaptability. 'D' and 'DA(1,2)' offer electric switching control with manual options. 'M' provides expert manual friction positioning. 'H' and 'F' are tailored for hydraulic operations with unique pilot oil port designs, ensuring comprehensive control of your system.
(15) Ancillary Block Port Sizes: Optimize adaptability and efficiency with our precision-designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each option promises optimal adaptability and peak performance across diverse systems and operational requirements, ensuring your system consistently performs at its best.
(16) End Plate Options: Uncover our meticulously crafted end plate solutions, designed for peak functionality and adaptability. 'E1' offers external discharge with pilot oil and control port T. 'E2' includes an additional port Y for flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon engagement, ensuring enhanced performance and reliability.
E4 mirrors 'E1', featuring state-of-the-art internal discharge and sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for superior system performance. 'E6' embodies 'E3's advanced discharge control, designed for the most demanding requirements, ensuring your system remains at the pinnacle of efficiency and elegance.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our dependable and secure voltage selections, including the G12-12VDC, designed for exceptional safety and reliability even in the harshest conditions. Our offerings provide specialized solutions, ensuring your system's stability and performance are impeccably maintained.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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