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 - The pinnacle of reliability and engineering brilliance, this pump ensures a seamless and consistent workflow, transforming your machinery into a precision-engineered powerhouse. Revel in unmatched dependability and enhance your equipment's performance to a level of unparalleled precision.;
HLPSV: Variable Displacement Pump - The epitome of versatility and modern innovation, this pump provides outstanding adaptability to suit a wide array of operational demands. Its avant-garde design facilitates smooth transitions and superior control, ensuring your machinery remains at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Merging precision with robust reliability, these specifications establish a sturdy operational framework. Designed with meticulous detail, they guarantee exceptional performance and enhanced reliability across all uses, laying an unshakeable foundation for triumph.:
2-G3/8; This design represents compact excellence, fostering streamlined operational efficiencies with precision. Expertly crafted for space-restricted environments, it ensures remarkable performance without sacrifice.
3-G1/2; Built for strength and trustworthiness, this component serves as a resilient backbone for your system's durability. Engineered to endure challenging conditions, it delivers persistent reliability and performance.;
4-G3/4; Offering advanced connectivity, this component ensures unmatched control and seamless integration. Its refined design enhances system efficiency, elevating overall operational capability with finesse.;
5, 55-G1; Providing exceptional flow rates for high-demand environments, this component guarantees steady, robust performance. Crafted for excellence, it tackles high-pressure challenges with precision and ease.;
6-G1 1/4; Delivering outstanding performance, this component excels in difficult environments. Designed to exceed expectations, it sets new standards in power and capability, effortlessly handling demanding tasks.;
(3) Additional Components and Specifications - Propel your system's capabilities with state-of-the-art components that redefine operational excellence. These cutting-edge specifications unlock new performance levels, transforming your operations into a benchmark for success.:
C,Standard Type - A reliable foundation, meticulously crafted to fulfill essential operational needs. This component provides steadfast support and unrivaled dependability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve meticulous control to amplify your system's efficiency. This valve finely adjusts operations for peak effectiveness, ensuring every component functions in harmony for optimum 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 boundaries, it delivers exceptional outcomes 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: Achieve unparalleled efficiency with our range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously engineered for exceptional performance and steadfast reliability, ensuring your operations maintain peak productivity and effectiveness.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and reliability with our precision-engineered pressure limitation options, meticulously calibrated in bar for your assurance. Select 'N' for tasks without pressure limiting, simplifying operations. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is vital, ensuring unwavering performance. For individualized and precise control, choose 'A---B---', offering bespoke management of ports A and B. Each option is carefully crafted to uphold the highest system integrity, securing your operations' safety and efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with an extensive selection of customizable options tailored for optimal performance. Choose 'N' for operations without function ON/OFF or pressure outlet needs. For processes requiring advanced control, 'X' with C type pressure limitation is optimal, or select 'S/S1' with AB type pressure limitation for superior oversight. For electronic precision, 'A' offers ON/OFF functionality on side A and 'B' on side B. Every option is expertly designed to deliver unparalleled precision, efficiency, and operational excellence.
(14) Operation Modes: Discover a diverse selection of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' allows manual control with long or short handles, tailored for ergonomic comfort. 'E' features advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for superior adaptability. 'D' offers electric switching value control, complemented by 'DA(1,2)' for 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, either aligned or perpendicular, guaranteeing comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Boost flexibility and performance with our precisely engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration. Each choice is designed for unrivaled adaptability, delivering top-tier performance across diverse systems and operational demands, ensuring your system consistently operates at its peak.
(16) End Plate Options: Explore our expertly designed end plate solutions, crafted to the highest standards of adaptability and function. 'E1' establishes a benchmark with external discharge of pilot oil and control port T for oil return. 'E2' expands capabilities with an additional port Y for greater flexibility. 'E3' offers advanced performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels upon activation, ensuring superior function and reliability.
E4 mirrors 'E1', featuring state-of-the-art internal discharge of pilot oil and a sealed port T, optimizing efficiency. 'E5' integrates robust features of 'E2' with internal discharge for enhanced system performance. 'E6' encapsulates the sophisticated design of 'E3', providing advanced discharge control suitable for the most demanding systems, ensuring your system remains at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, including the G12-12VDC, meticulously designed for safety and dependability even in the harshest environments. Our solutions are tailored to offer specialized security and performance for any application, ensuring your system's stability and functionality are unwavering.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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