Step into the future of hydraulic engineering with our extraordinary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These state-of-the-art components represent the pinnacle of hydraulic advancement, masterfully combining pressure, flow, and directional control into a single, seamless system. This exceptional integration guarantees superior performance and steadfast reliability across a multitude of applications. Meticulously crafted from three core functional modules - connecting blocks, directional valves, and end plates - these expertly engineered valves are designed to integrate flawlessly into high-end hydraulic systems, vital for top-tier engineering machinery. They adeptly manage the movement direction and velocity of hydraulic cylinders, motors, and other actuators, ensuring unparalleled precision and control. Standout features include a compact design, exceptional energy efficiency, and the ability for stepless speed control. Additionally, they support the concurrent operation of multiple actuators under different load conditions, delivering extraordinary performance and versatility for any application.
The HLPSL valves are precisely designed for constant displacement pump systems, guaranteeing consistent and reliable performance in any setting. On the other hand, the HLPSV valves are ingeniously crafted for variable pump systems. While the HLPSV valves may display a slightly slower response, they shine with their remarkable energy-saving capabilities, making them the ultimate choice where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves distinguish themselves as the leading solution for sophisticated hydraulic control needs, providing a flawless 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 - The cornerstone of unwavering excellence, this pump guarantees a consistent and smooth workflow. Transform your system into a finely-tuned marvel of engineering with unparalleled dependability. Empower your machinery to operate with unmatched precision and reliability.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump offers extraordinary adaptability for diverse operational needs. With its forward-thinking design, it ensures fluid transitions and superior control, keeping your system at the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in a robust operational framework. Crafted with meticulous attention to detail, these specifications guarantee impeccable performance and elevated dependability, laying an unshakeable foundation for success.:
2-G3/8; This design embodies compact proficiency, supporting streamlined operational efficiencies with precision. Meticulously crafted for 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 ensures unwavering durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency and enhances overall operational capability.;
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 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 redefining 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 provides 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 - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. These meticulously crafted options guarantee exceptional precision, seamlessly aligning with your specific operational goals, and providing unmatched accuracy.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. Our customizable configurations empower you to achieve your desired outcomes effortlessly with precise control.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control with our expertly crafted solution, designed to enhance performance with unmatched control, elevating your operational capabilities to unparalleled heights.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. Experience precision tuning for unmatched system efficiency and adaptability.D/F - Introducing a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational reliability to unmatched levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience ultimate versatility and precision with adjustable settings 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 Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to masterful design, skillfully crafted to address every application, ensuring you receive a product that perfectly 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 integration, ensuring 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. Discover pre-selectable options, each offering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Discover 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: Revel in the ultimate operational efficiency with our extensive 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 supreme performance and unwavering dependability, ensuring your system achieves peak operational excellence.
(12) Secondary Pressure Limitation Options: Elevate your system's safety and reliability with our precision-engineered pressure limitation options. Choose 'N' for tasks without pressure limiting, ensuring simplicity and efficiency. Opt for 'C' for simultaneous protection on actuator ports A & B, safeguarding consistent performance. For specialized, independent control, select 'A---B---', offering tailored pressure management. Each option is crafted with meticulous attention to uphold the highest standards of system integrity, ensuring security and efficiency throughout your operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with a suite of customizable options designed for optimal performance. For basic operations, select 'N' with no ON/OFF or pressure outlet needs. For advanced control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offers superior oversight. For precise electrical control, choose 'A' for side A or 'B' for side B ON/OFF functionality. Each option is crafted to ensure maximum precision and efficiency, elevating your operational excellence.
(14) Operation Modes: Discover our comprehensive array of operation modes, each engineered for exceptional versatility and precision. Manual operation 'A(1,2)' offers long or short handle options for ergonomic comfort. 'E' provides advanced electrical proportional control, while 'EA(1,2)' combines this with manual adaptability. 'D' delivers electric switching value control, with '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, ensuring complete control and system mastery.
(15) Ancillary Block Port Sizes: Enhance system adaptability and performance with our precision-engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each selection promises unparalleled adaptability, delivering peak performance across diverse systems and operational requirements, ensuring your system always operates at its best.
(16) End Plate Options: Explore our expertly engineered end plate solutions, each meeting the highest standards of functionality and adaptability. 'E1' offers external discharge of pilot oil and control port T. 'E2' includes an additional port Y for enhanced flexibility. 'E3' features a 2-position, 3-way magnetic ball valve to boost system pressure to safety valve levels when engaged, ensuring superior functionality and reliability.
E4 replicates 'E1', featuring state-of-the-art internal discharge of pilot oil with a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge, boosting system performance. 'E6' embodies the advanced design of 'E3', offering sophisticated discharge control for demanding system needs, ensuring your system consistently leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and reliable voltage options, including G12-12VDC, designed specifically for both safety and reliability in challenging environments. Our offerings provide specialized security solutions tailored to any application, guaranteeing the stability and performance of your system are 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 become a beacon of innovation and excellence within the hydraulic industry. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly hold the status of a national high-tech enterprise. Our unwavering dedication to advancing technology and maintaining superior quality has set us apart. With exceptional expertise spanning comprehensive research, cutting-edge development, precision manufacturing, and strategic marketing of hydraulic components, we are recognized nationwide as a 'specialized, refined, and innovative' small giant enterprise. Our relentless pursuit of excellence continually strengthens our leadership in the industry.
At the core of our pioneering products is our flagship creation: the Enhanced Safety Atex Valve, a marvel of modern engineering. This state-of-the-art hydraulic system control is meticulously designed for seamless integration into construction machinery and heavy-duty equipment. Its essential functionalities are pivotal in critical applications, including life-saving emergency rescue missions, complex tunnel engineering projects, ambitious mining operations, and the operation of vital municipal service vehicles. Our commitment to strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are driven to produce outstanding products, deliver unmatched services, and offer innovative solutions. Our ambition to be recognized globally as a trusted supplier of premier hydraulic components fuels our ongoing quest to establish new standards 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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