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 seamless operation and unwavering reliability with this pump, the foundation of precision in your system. It transforms your operations into a masterpiece of engineering, ensuring unparalleled dependability and precision.;
HLPSV: Variable Displacement Pump - This pump stands at the forefront of adaptability and innovation, designed to meet diverse operational needs. Its cutting-edge design allows for smooth transitions and superior control, keeping your system at peak performance.;
(2) Connection Block Ports P & R Specifications - These specifications combine precision and reliability, offering a powerful operational base. With meticulous detail, they ensure flawless performance and heightened dependability, forming a solid foundation for success.:
2-G3/8; This compact design is built for efficiency, excelling in tight spaces without sacrificing performance. It's crafted for precision, offering outstanding results in constrained environments.
3-G1/2; Designed for robustness and reliability, this component forms a strong backbone for enduring system performance. Built to last, it stands resilient in challenging conditions.;
4-G3/4; With advanced connectivity, this component enhances control and integration, elevating system efficiency and operational capability with its sophisticated design.;
5, 55-G1; Delivering high flow rates for demanding scenarios, this component provides consistent, robust performance. It's crafted for excellence, tackling high-pressure challenges with precision.;
6-G1 1/4; This component excels in demanding environments, offering extraordinary performance. Engineered to surpass expectations, it redefines power and capability, handling tough tasks effortlessly.;
(3) Additional Components and Specifications - Enhance your system with components that set new standards in operational excellence. These advanced specifications boost performance, transforming operations into benchmarks of success.:
C,Standard Type - This component is the reliable foundation you can trust, meticulously crafted to meet core operational demands. It provides unwavering support and reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Fine-tune your system with this valve for maximum efficiency. It ensures every component works in harmony, optimizing operations for exceptional results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimize flow management with this valve, delivering impressive performance and reliability beyond conventional limits.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with tailor-made pressure control solutions crafted with precision for diverse applications. These options are engineered to provide unmatched accuracy, seamlessly aligning with your specific operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting solutions that integrate harmoniously with your operational demands. Enjoy configurations that empower precision and effortless achievement of desired outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate efficiency and control: Expertly crafted to enhance performance, offering unrivaled control and remarkable effectiveness, revolutionizing your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading when powered, pressurizing when unpowered. Precision tuning ensures unmatched efficiency and adaptability.D/F - Presenting a precision-engineered pressure limiting valve for secondary pressure (F50), crafted to uphold a designated pressure value. This masterpiece significantly boosts safety measures, optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unparalleled versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, fulfilling every hydraulic need. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering supreme accuracy for diverse applications.
(7) Product Series Classification - The Ultimate in Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully crafted to meet every application, ensuring products align with your requirements and deliver 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 or intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an array 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. Each option offers precision and exceptional efficiency, customized to your needs.
(10) Valve core function symbols: Explore a collection of core functions: L, M, F, H, J, B, R, O, N, each crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Embrace unmatched efficiency with our range of output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each setting is crafted for exceptional performance and unwavering dependability, ensuring your operations run smoothly and effectively.
(12) Secondary Pressure Limitation Options: Discover unmatched safety and precision with our expertly crafted pressure limitation choices, finely tuned in bar for optimal assurance. Opt for 'N' for tasks without pressure limiting, ensuring simplicity. Choose 'C' for comprehensive protection with simultaneous pressure limitation on actuator ports A & B. For distinct and tailored control, 'A---B---' offers specialized regulation of ports A and B. Each option is designed to uphold superior system integrity, guaranteeing secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operations with customizable options designed for peak efficiency. Select 'N' for essential operations without additional ON/OFF or pressure outlet needs. If advanced control is required, 'X' with C type pressure limitation or 'S/S1' with AB type limitation provides superior management. For precise electrical control, 'A' or 'B' provides ON/OFF functionality on sides A or B, respectively. Each choice ensures precision and operational excellence.
(14) Operation Modes: Delve into our varied operation modes, each crafted for remarkable versatility and precision. 'A(1,2)' enables manual operation with ergonomic handle options. 'E' offers advanced electric proportional control, with 'EA(1,2)' combining manual and electric functions for greater adaptability. 'D' features electric switching control, with 'DA(1,2)' adding manual enhancements. Choose 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive control over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability with our well-engineered port size choices: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, ensuring seamless integration across systems. Each option promises unmatched adaptability and peak performance, meeting diverse operational demands.
(16) End Plate Options: Explore our expertly crafted end plate solutions meeting high standards of functionality. 'E1' offers external discharge of pilot oil and return control port T. 'E2' adds port Y for greater flexibility. 'E3' features a 2-position, 3-way magnetic ball valve for advanced performance, enhancing system pressure to safety valve levels when activated, ensuring superior functionality.
E4 mirrors 'E1', featuring internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for superior performance. 'E6' offers 'E3's advanced discharge control, perfect for demanding requirements, ensuring your system remains efficient and sophisticated.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, like G12-12VDC, designed for safety in challenging environments. Our solutions ensure stability and performance, catered to specific applications, guaranteeing uncompromised system security.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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