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 cornerstone of unwavering excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a finely-tuned marvel of engineering. Experience unparalleled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump offers extraordinary adaptability to cater to diverse operational requirements. With its forward-thinking design, it allows for fluid transitions and superior control, ensuring your system is always at the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Where precision converges with reliability to forge a robust operational framework. Crafted with meticulous attention to detail, these specifications guarantee impeccable performance and elevated dependability across all applications, providing an unshakeable foundation for success.:
2-G3/8; This design embodies compact proficiency, supporting streamlined operational efficiencies with precision. Meticulously crafted to excel in space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a formidable backbone for your system's endurance. Built to withstand demanding conditions, it offers unwavering durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures consistent, 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 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 an extraordinary level of power with our bespoke pressure control solutions, masterfully crafted to meet your varied application needs. These options are designed with precision to align seamlessly with your operational objectives, offering an unmatched level of accuracy.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Our custom-engineered solutions are designed to integrate seamlessly with your specific operational requirements. Enjoy the freedom of customizable configurations, empowering you to achieve precise and effortless outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control: Expertly designed to enhance your system's performance, this solution offers unparalleled control and effectiveness, revolutionizing your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating pump pressurization when powered, and unloading when not powered; D - Normally closed magnetic ball valve, enabling pump unloading when powered, and pressurization when unpowered. Our precision tuning ensures unmatched system efficiency and adaptability.D/F - Introducing our state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted to uphold a precise pressure value, significantly enhancing safety measures while optimizing reliability and security to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Enjoy ultimate versatility and precision with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, meeting every hydraulic need with ease. The /NF configuration provides systems without a pressure limiting valve, designed for HLPSV, ensuring unparalleled pressure control with supreme precision for diverse applications.
(7) Product Series Classification - The Epitome of Engineering Prowess:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, meticulously crafted to meet every application need, ensuring you receive a product that aligns perfectly with your requirements, consistently delivering superior 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, designed for impeccable and seamless integration, guaranteeing optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive 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. Explore pre-selectable options, each offering precision and exceptional efficiency tailored to your needs.
(10) Valve core function symbols: Explore a diverse array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Harness the pinnacle of hydraulic performance with our diverse range of output flows, each setting the bar for efficiency and reliability. Available in 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, every option is crafted to deliver unparalleled functionality and steadfast dependability, ensuring your system operates at its peak potential.
(12) Secondary Pressure Limitation Options: Embrace the forefront of safety and reliability with our meticulously engineered pressure limitation options, finely tuned in bar to assure your peace of mind. Choose 'N' for operations free of pressure limiting, perfect for straightforward tasks. Opt for 'C' for simultaneous pressure limitation on both actuator ports A & B, ensuring unwavering performance. For specialized and independent control, select 'A---B---', offering bespoke management of ports A and B. Each option is designed with precision to uphold the highest standards of system integrity, keeping your operations secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with our tailored options crafted for optimal performance. For straightforward tasks, select 'N', which requires no function ON/OFF or pressure outlet. If enhanced control is necessary, 'X' with C type pressure limitation is perfect, or 'S/S1' with AB type limitation for superior oversight. For precise electrical control, choose 'A' for ON/OFF function on side A or 'B' for side B. Each option is precisely crafted to ensure peak precision, efficiency, and operational excellence.
(14) Operation Modes: Delve into our varied operation modes, each meticulously crafted for maximum versatility and precision. 'A(1,2)' provides manual operation with a choice of long or short handle for ergonomic comfort. 'E' offers advanced electric proportional control, while 'EA(1,2)' combines it with manual operation for ultimate adaptability. 'D' presents electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Opt for 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' deliver unique pilot oil port designs, either aligned or perpendicular, for complete control and mastery.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each ensuring seamless integration into your system. These options are designed to provide unmatched versatility, delivering peak performance across diverse systems and meeting all operational demands to keep your system at its best.
(16) End Plate Options: Discover our expertly crafted end plate solutions, each designed for peak functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' adds an extra port Y, enhancing your system's flexibility. 'E3' elevates performance with a 2-position, 3-way magnetic ball valve, raising system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1' with advanced internal pilot oil discharge and a sealed port T for heightened efficiency. 'E5' features the strengths of 'E2' with internal discharge for superior performance. 'E6' embodies the sophistication of 'E3', offering advanced discharge control, ideal for demanding applications, ensuring your system is at the forefront of efficiency and innovation.
(17) Control Voltage and Anti-Explosion Cable Options: Choose our robust voltage options, including the G12-12VDC, crafted for safety and reliability even in the most challenging environments. Our innovative solutions provide security and specialization tailored to your application, guaranteeing 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 made an indelible mark on the hydraulic industry, shining brightly with its relentless commitment to innovation and unrivaled excellence. As an esteemed subsidiary of the illustrious China Baoan Group (stock code: 000009), we proudly distinguish ourselves as a national high-tech enterprise. This reflects our steadfast dedication to pioneering cutting-edge technological advancements and maintaining the highest quality standards. Our extraordinary expertise spans extensive research, avant-garde development, precision manufacturing, and strategic marketing of superior hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain resolute in our commitment to continually elevating our excellence, further solidifying our standing as industry leaders.
At the forefront of our pioneering product lineup stands our flagship innovation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, meticulously designed for flawless integration into construction machinery and robust heavy-duty equipment. Its essential functionality spans critical applications, such as life-saving emergency rescue missions, intricate tunnel engineering, bold mining operations, and the operation of vital municipal service vehicles. Our unwavering commitment to forging strategic alliances with leading domestic manufacturers accelerates 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 creating exceptional products, delivering unparalleled services, and offering groundbreaking solutions. With an ambition to be globally recognized as a trusted supplier of premier hydraulic components, we continuously strive to set new heights 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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