Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels represent the pinnacle of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into a superior, interconnected system. This unique combination ensures unparalleled performance and reliability across a multitude of applications. Designed with precision from three essential functional modules - connecting blocks, directional valves, and end plates - these valves fit effortlessly into high-end hydraulic systems, essential for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key features include a compact design, superior energy efficiency, and the capability for stepless speed control. Additionally, they enable 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. On the other hand, the HLPSV valves are ingeniously crafted for variable pump systems. While the HLPSV valves may exhibit a slightly slower response, they excel in energy-saving performance, making them the ideal choice where efficiency is paramount. With their advanced engineering and energy-efficient design, HLPSV valves stand out as the premier solution for advanced hydraulic control needs, offering an exceptional 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, 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 - Unlock the ultimate in power with bespoke pressure control solutions, expertly designed for a wide range of applications. Created with meticulous care to align seamlessly with your operational objectives, these options offer precision and accuracy that is second to none.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing finely-tuned, custom-engineered solutions that perfectly integrate with your unique operational needs. Experience a level of customization that enables you to achieve precise outcomes with ease and confidence.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to extraordinary new levels: Expertly designed to enhance performance, providing unparalleled control and remarkable effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing when unpowered. Precision-tuned for unmatched system efficiency and adaptability.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with precision to maintain a designated pressure value, significantly elevating safety measures and optimizing operational reliability to exceptional levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the ultimate versatility and precision with adjustable settings from 63 to 400 bar. This component represents adaptability at its finest, seamlessly meeting every hydraulic need. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unparalleled pressure control across various applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, meticulously crafted to fulfill every application, ensuring a product that perfectly aligns with your specific requirements, delivering consistently outstanding 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, precisely engineered for seamless integration, ensuring optimal efficiency and performance.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection: 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 customizable options, each offering precision and exceptional efficiency, meticulously tailored to your specific needs.
(10) Valve core function symbols: Explore a broad range of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with exceptional precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of efficiency with our diverse range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is meticulously engineered to deliver outstanding performance and unwavering reliability in every application.
(12) Secondary Pressure Limitation Options: Elevate your operational safety and reliability with our sophisticated pressure limitation options, precisely calibrated in bar for peace of mind. Select 'N' for straightforward tasks without pressure limiting protection. Choose 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring consistent performance. Opt for 'A---B---' for tailored, independent control over ports A and B. Each option is crafted with precision to uphold the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operations with customizable options for peak performance. For straightforward operations, select 'N', which has no function ON/OFF or pressure outlet requirements. For enhanced control, 'X' with C type pressure limitation is perfect, or choose 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, opt for 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is designed to ensure maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover a diverse range of operation modes, each designed for unparalleled versatility and precision. 'A(1,2)' offers manual operation with a choice of a long or short handle to meet ergonomic needs. 'E' provides advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for optimal adaptability and responsiveness. '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 completely hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, ensuring comprehensive control over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our meticulously engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each option is designed for exceptional adaptability, delivering peak performance across various systems and operational demands, ensuring your system is always optimized.
(16) End Plate Options: Explore our expertly crafted end plate solutions, designed for the highest standards of functionality and adaptability. 'E1' sets the benchmark with external discharge of pilot oil and oil return control port T. 'E2' extends capabilities with an additional port Y for greater flexibility. 'E3' is engineered for advanced performance with a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels when activated, ensuring superior function and reliability.
E4 mirrors 'E1', featuring cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge for enhanced system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for demanding system requirements, ensuring the system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including the G12-12VDC, designed for safety and reliability in challenging environments. Our offerings provide specialized solutions and security tailored to any application, ensuring 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 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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