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.
Meticulously engineered for constant displacement pump systems, the HLPSL valves assure steadfast and dependable operation in any environment. In contrast, the HLPSV valves are ingeniously tailored for variable pump systems. While HLPSV valves might display a slightly slower response, their astonishing energy-saving performance makes them the quintessential choice where efficiency is paramount. With their cutting-edge engineering and energy-savvy design, HLPSV valves emerge as the premier solution for advanced hydraulic control requirements, offering an impeccable blend 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 - Serving as the essential heartbeat of exceptional performance, this pump ensures a seamless and consistent workflow, elevating your system into a masterclass of precision engineering. Unlock unparalleled reliability and empower your equipment to function with peerless exactitude.;
HLPSV: Variable Displacement Pump - An epitome of adaptability and foresight, this pump delivers remarkable versatility to meet a wide array of operational challenges. With its innovative and anticipatory design, it facilitates smooth transitions and superior control, ensuring your system is perpetually on the forefront of technological advancement.;
(2) Connection Block Ports P & R Specifications - The fusion of precision and reliability creates a resilient operational infrastructure. Crafted with scrupulous detail, these specifications ensure flawless performance and heightened dependability across all applications, laying an unassailable groundwork for success.:
2-G3/8; This design captures the essence of compact proficiency, promoting streamlined operational efficiency with accuracy. Meticulously engineered to thrive in space-limited settings, it assures superior performance without compromise.
3-G1/2; Engineered for durability and reliability, this component serves as a formidable pillar for your system's endurance. Designed to endure demanding conditions, it offers steadfast durability and performance.;
4-G3/4; Featuring cutting-edge connectivity, this component provides unrivaled control and integration. Its advanced design enhances system efficiency, elevating overall operational capacity with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures steady, robust performance. Designed for excellence, it confidently addresses high-pressure challenges with precision.;
6-G1 1/4; Offering exceptional performance, this component triumphs in challenging environments. Engineered to exceed expectations, it sets new standards in power and capability, managing demanding tasks with ease.;
(3) Additional Components and Specifications - Enhance your system's capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock unprecedented levels of performance, transforming your operations into a paragon of success.:
C,Standard Type - A trusted core, meticulously designed to fulfill essential operational needs. This component offers unwavering support and unmatched reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to amplify your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring all components harmoniously collaborate for optimal outcomes.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving extraordinary performance and reliability. Surpassing conventional boundaries, it consistently delivers outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions that are flawlessly designed for diverse applications. Crafted with ultimate precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals, ensuring optimum performance.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 versatile configurations that empower you to achieve your desired outcomes effortlessly and with precision, enhancing your operational efficiency.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to unprecedented heights: Expertly crafted to enhance your system's performance, offering unparalleled control and extraordinary effectiveness, revolutionizing your operational capabilities with cutting-edge technology.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, seamlessly fitting into your operational needs.D/F - Introducing a state-of-the-art, meticulously 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 advanced safety measures and optimizing operational security and reliability to unparalleled levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience 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, providing unrivaled pressure control for diverse applications with supreme accuracy.
(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 address every application with precision, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional and reliable 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 and reliability in your operations.
(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, elevating your system's capabilities.
(10) Valve core function symbols: Explore a comprehensive 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, ensuring superior performance in every application.
(11) Output flow code for ports A & B: Harness the pinnacle of efficiency with our extensive range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is meticulously crafted to deliver outstanding performance and steadfast reliability, ensuring your operations reach new heights of effectiveness.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and reliability with our expertly designed pressure limitation options. With precision calibration in bar, select 'N' for tasks without pressure limiting protection. Choose 'C' for simultaneous pressure limitation on actuator ports A & B, maintaining consistent performance. For independent control, opt for 'A---B---', providing specialized management of ports A and B. Each choice upholds the highest standards of system integrity, ensuring secure and efficient operations at all times.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with our range of customizable options. For straightforward needs, select 'N' without ON/OFF or pressure outlet requirements. For advanced control, 'X' with C type or 'S/S1' with AB type pressure limitation is ideal. For electrical precision, choose 'A' for ON/OFF on side A or 'B' for side B. Each option is crafted for precision, ensuring maximum operational excellence and efficiency.
(14) Operation Modes: Delve into our array of operation modes for unmatched versatility. 'A(1,2)' offers manual control with ergonomic handle choices. 'E' provides electric proportional control, while 'EA(1,2)' combines it with manual operation for adaptability. 'D' offers electric switching value control, and 'DA(1,2)' enhances it manually. Opt for 'M' for manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer distinct pilot oil port designs, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance system adaptability with our precisely engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration. Each choice promises peak performance and adaptability across diverse systems, ensuring your operations are always optimized and efficient.
(16) End Plate Options: Discover our expertly crafted end plate solutions, each meeting the highest standards of functionality and adaptability. 'E1' features external discharge of pilot oil with control port T. 'E2' adds flexibility with an additional port Y. 'E3' offers advanced performance, enhancing system pressure to safety valve levels with a 2-position, 3-way magnetic ball valve, ensuring superior functionality and reliability.
E4 mirrors 'E1', integrating cutting-edge internal discharge of pilot oil for optimized efficiency. 'E5' combines the strengths of 'E2' with internal discharge, boosting system performance. 'E6' encapsulates 'E3's sophisticated design with advanced discharge control, perfect for demanding requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options. The G12-12VDC is expertly designed for reliability in challenging environments. Our specialized solutions guarantee your system's stability and performance, providing unmatched safety and security for any application.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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