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 - Your key to unlocking the full potential of our advanced hydraulic control solutions. Each code is a testament to our commitment to precision and excellence.
HLPSL: Constant Displacement Pump - The cornerstone of unwavering excellence, ensuring a consistent and smooth workflow. Transform your system into a finely-tuned marvel of engineering with this pump, experiencing unparalleled dependability and precision in operation.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump is designed to adapt to diverse operational requirements with ease. Its forward-thinking design allows for fluid transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability to create a robust operational framework. Crafted with meticulous attention, these specifications guarantee impeccable performance and elevated dependability, providing a solid foundation for success in all applications.:
2-G3/8; This design embodies compact proficiency, ensuring streamlined efficiencies with precision. Meticulously crafted for space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a strong backbone for your system's endurance, built to withstand demanding conditions with unwavering durability.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency and enhances overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures robust performance. Designed for excellence, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to surpass expectations, it sets new benchmarks in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system's capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new levels of performance, transforming your operations into a benchmark of success.:
C,Standard Type - A trusted foundation meticulously crafted to meet essential operational demands. This component offers unwavering support and unmatched reliability, empowering your system to achieve its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works in harmony for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving extraordinary performance and reliability. Surpassing conventional limits, it delivers exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience the ultimate in power and precision with our bespoke pressure control solutions, designed to cater to a wide array of applications. These options are skillfully engineered to cater to your precise needs, ensuring unparalleled accuracy and perfect alignment with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting customized solutions designed to seamlessly integrate with your distinct operational demands. Enjoy tailored configurations that empower you to effortlessly achieve desired outcomes with unmatched precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control: Expertly designed to elevate performance, providing unsurpassed control and extraordinary effectiveness that redefine 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 engineering ensures exceptional system efficiency and adaptability.D/F - Introducing a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a specific pressure value, significantly enhancing safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Indulge in supreme versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component embodies adaptability, seamlessly fulfilling every hydraulic need. The /NF configuration offers systems without a pressure limiting valve, expertly designed for HLPSV, providing unrivaled pressure control for various applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, meticulously crafted to address every application, ensuring you acquire a product that flawlessly aligns with your specific needs, 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 to ensure optimal efficiency.
(9)Directional valve block inflow controller options: Explore an extensive 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. Discover pre-selectable options, each offering precision and exceptional efficiency, customized to meet your specific needs.
(10) Valve core function symbols: Discover a vast collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock peak operational efficiency with our maximum output flow options: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously crafted for supreme performance and unwavering dependability, ensuring your systems operate at their best.
(12) Secondary Pressure Limitation Options: Experience a new level of safety and reliability with our expertly engineered pressure limitation choices, precisely calibrated in bar. For simple operations, select 'N' to proceed without pressure limiting protection. Choose 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring consistent and reliable performance. Opt for 'A---B---' for personalized and independent control of ports A and B, providing specialized management tailored to your needs. Each option is designed to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with a suite of customizable options crafted for optimal performance. For straightforward operations, select 'N', which requires no function ON/OFF or pressure outlet. If enhanced control is desired, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offers superior oversight. For precise electrical control, opt for 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is crafted to provide maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover a diverse range of operation modes, each meticulously designed for exceptional versatility and precision. 'A(1,2)' offers manual operation with options for a long or short handle, addressing your ergonomic preferences. 'E' delivers advanced electric proportional control, while 'EA(1,2)' blends this with manual operation for optimal adaptability and responsiveness. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual improvements. Choose 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Elevate system adaptability and performance with our precisely engineered port size selections. Options include /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each promising seamless integration into your system. These choices are crafted for unmatched adaptability, delivering outstanding performance across diverse systems and operational demands, ensuring your system operates at peak capability.
(16) End Plate Options: Explore our expertly designed end plate solutions, each crafted to meet the highest standards of functionality and adaptability. 'E1' features external discharge of pilot oil with an oil return control port T for standard applications. 'E2' enhances capabilities with an additional port Y, offering greater flexibility. 'E3' is engineered for high performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when needed, ensuring superior functionality and reliability.
E4 mirrors 'E1', showcasing state-of-the-art internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge, elevating system performance. 'E6' reflects the sophisticated design of 'E3', providing advanced discharge control, perfect for demanding system requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and secure voltage options, including the G12-12VDC, engineered for safety and reliability in even the toughest environments. Our offerings guarantee specialized and secure solutions, ensuring your system's stability and performance remain uncompromised.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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