Prepare to be captivated by the brilliance of our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary feats of engineering represent the pinnacle of hydraulic advancement, flawlessly combining pressure, flow, and directional control into a singularly impressive system. This unique integration guarantees exceptional performance and steadfast reliability across a vast array of applications. Expertly constructed from three fundamental functional modules - connecting blocks, directional valves, and end plates - these meticulously designed valves seamlessly integrate into premium hydraulic systems, indispensable for high-caliber engineering machinery. They skillfully manage the movement, direction, and speed of hydraulic cylinders, motors, and other actuators with unrivaled precision and control. Prominent features include a sleek, compact design, outstanding energy efficiency, and the ability for seamless stepless speed control. Moreover, they enable the concurrent operation of multiple actuators under varying loads, delivering phenomenal performance and adaptability for any application.
Engineered with meticulous attention to detail, the HLPSL valves are perfect for constant displacement pump systems, guaranteeing unwavering and trustworthy operation across all environments. In contrast, the HLPSV valves are masterfully designed for variable pump systems. While HLPSV valves may exhibit a slightly slower response, their exceptional energy-saving performance makes them the ultimate choice in scenarios where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves distinguish themselves as the top-tier solution for sophisticated hydraulic control needs, offering an exquisite balance 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 unrivaled surge of power with bespoke pressure control solutions designed to cater to a wide variety of applications. These options are precision-crafted to align flawlessly with your operational goals, guaranteeing absolute accuracy and tailored performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that seamlessly blend with your operational needs. Enjoy configurations that empower precise outcomes effortlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to extraordinary levels. Expertly designed to enhance performance, this component offers unparalleled control and effectiveness, revolutionizing your operational prowess.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump under power, unloads when unpowered; D - Normally closed magnetic ball valve, unloads pump under power, activates when unpowered. Precision adjustments deliver unmatched efficiency and adaptability.D/F - Introducing a meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering wonder maintains designated pressure with immaculate precision, significantly enhancing safety measures and operational reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Indulge in unparalleled versatility and precision with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, meeting every hydraulic need seamlessly. The /NF option, crafted for HLPSV, offers supreme accuracy in pressure control for diverse applications.
(7) Product Series Classification - The Epitome of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, expertly tailored to every application, ensuring products align with your specific needs for consistently exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Equipped with auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, precisely engineered for seamless integration, ensuring optimal operational efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive assortment: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, for N 3/3-way valve; 5, enhanced inflow controller. Discover options offering precision and efficiency, tailored to your unique needs.
(10) Valve core function symbols: Explore an extensive range of core functions: L, M, F, H, J, B, R, O, N. Each is meticulously crafted to meet specific functional requirements with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Experience peak operational efficiency with our maximum output flows, meticulously designed to cater to every performance need: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is engineered to deliver supreme performance and unwavering dependability. Choose our precision-driven solutions for top-tier functionality.
(12) Secondary Pressure Limitation Options: Discover unmatched safety and reliability with our precision-engineered pressure limitation options, each calibrated in bar for utmost peace of mind. For tasks that do not require pressure limiting protection, select 'N' for straightforward operations. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is essential, ensuring consistent and optimal performance. For tailored and independent control, 'A---B---' offers specialized management of ports A and B. Every option is meticulously designed to uphold the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational precision with our customizable options designed for peak performance. For basic operations, select 'N' with no function ON/OFF or pressure outlet requirements. If advanced control is needed, 'X' with C type pressure limitation is ideal, while 'S/S1' with AB type pressure limitation offers superior oversight. For electrical precision, choose 'A' for ON/OFF functionality on side A or 'B' on side B. Each option is crafted to ensure maximum efficiency and operational excellence.
(14) Operation Modes: Delve into our diverse range of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' offers manual operation with customizable handle lengths for ergonomic comfort. 'E' provides cutting-edge electric proportional control, while 'EA(1,2)' combines it with manual operation for optimal adaptability. 'D' delivers electric switching value control, complemented by manual enhancements in 'DA(1,2)'. Choose 'M' for expert manual friction positioning with a long handle. For robust hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, aligned or perpendicular, for comprehensive control.
(15) Ancillary Block Port Sizes: Achieve unparalleled 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 designed to ensure seamless system integration. Our options are crafted for unmatched adaptability, delivering peak performance across diverse systems and operational requirements, guaranteeing your system's optimum performance.
(16) End Plate Options: Explore our expertly crafted end plate solutions, each designed for top-tier functionality and adaptability. 'E1' sets the benchmark with external discharge of pilot oil and oil return control port T. 'E2' enhances flexibility with an additional port Y. 'E3' delivers advanced performance with a 2-position, 3-way magnetic ball valve that elevates system pressure to safety valve levels upon activation, ensuring superior functionality and reliability.
E4 mirrors 'E1', integrating cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' embodies the robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', providing advanced discharge control, ideal for demanding system requirements, ensuring your system leads in 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 utmost safety and reliability even in the most challenging environments. Our offerings are tailored to provide specialized solutions and security, 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 illuminated the hydraulic industry with a relentless pursuit of groundbreaking innovation and unmatched excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our exceptional expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain resolute in our commitment to continuously elevate our standards of excellence, further cementing our position as leaders within the industry.
At the core of our pioneering product lineup is the 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 invaluable functionality spans across vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided 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 consistently 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.
){kind=link}