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 - Embodying the pinnacle of unwavering excellence, this pump is your guarantee for a consistent and seamless workflow, transforming your system into a precision-engineered marvel. Experience unrivaled dependability and empower your machinery to achieve unparalleled precision.;
HLPSV: Variable Displacement Pump - The epitome of flexibility and cutting-edge innovation, this pump offers exceptional adaptability to meet diverse operational needs. Its forward-thinking design ensures fluid transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability to build a robust operational framework. Crafted with exacting attention to detail, these specifications ensure stellar performance and heightened dependability across all applications, providing an indomitable foundation for success.:
2-G3/8; This design exemplifies compact proficiency, facilitating streamlined operational efficiencies with pinpoint precision. Expertly crafted to excel in space-constrained environments, it guarantees outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component serves as a formidable backbone for your system's endurance. Designed to withstand demanding conditions, it offers unwavering durability and performance.;
4-G3/4; Featuring state-of-the-art connectivity, this component provides unparalleled control and integration. Its sophisticated design enhances system efficiency, elevating 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 adeptly addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to exceed expectations, it sets new standards in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system's capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock new performance levels, transforming your operations into the benchmark of success.:
C,Standard Type - A trusted foundation, meticulously crafted to meet essential operational demands. This component offers unyielding support and unmatched reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Attain precision control to boost your system's efficiency. This valve fine-tunes operations for maximum efficacy, ensuring every component operates in concert 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 consistently delivers exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Experience unsurpassed power with bespoke pressure solutions tailored to diverse applications. Expertly crafted to align with your specific needs, these options offer exceptional accuracy and are designed to meet your operational aspirations flawlessly.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Delivering custom-engineered solutions that seamlessly integrate with your operational demands. Enjoy flexible configurations that empower you to achieve your desired outcomes with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control: Impeccably designed to enhance performance, offering exceptional control and effectiveness that redefines 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 ensures 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 enhancing safety measures and optimizing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in unmatched versatility and precision with settings from 63 to 400 bar. This component is the epitome of adaptability, meeting every hydraulic need. The /NF configuration delivers systems without a pressure limiting valve, expertly crafted for HLPSV, offering superior pressure control with remarkable accuracy.
(7) Product Series Classification - The Apex of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, meticulously crafted to meet every application, ensuring you receive a product that perfectly aligns with your distinctive needs, 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, expertly engineered for seamless integration, ensuring optimal efficiency and performance.
(9)Directional valve block inflow controller options: Choose from a comprehensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each providing precision and outstanding efficiency, tailored to your unique needs.
(10) Valve core function symbols: Explore a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed 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, 210 L/min. Each option is carefully engineered to deliver outstanding performance and unwavering reliability, ensuring your operations run smoothly and effectively.
(12) Secondary Pressure Limitation Options: Elevate your system's safety and reliability with our precisely engineered pressure limitation options, thoughtfully calibrated in bar for your assurance. Choose 'N' for operations without pressure limiting protection, ideal for straightforward tasks. Opt for 'C' when dual pressure limitation on actuator ports A & B is necessary, ensuring consistent and reliable performance. For tailored control, select 'A---B---', offering specialized management of ports A and B. Each option is crafted to uphold the highest standards of system integrity, keeping your operations secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with our customizable options designed for peak performance. For straightforward tasks, choose 'N', which requires no function ON/OFF or pressure outlet. For sophisticated control, 'X' with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior management. For electrical precision, 'A' provides ON/OFF functionality on side A and 'B' on side B. Each option is meticulously crafted to ensure maximum precision, efficiency, and operational excellence in every application.
(14) Operation Modes: Discover our exceptional range of operation modes, each tailored for superior versatility and precision. 'A(1,2)' offers manual control with a choice of a long or short handle for ergonomic comfort. 'E' delivers advanced electric proportional control, while 'EA(1,2)' combines this with manual functionality for enhanced adaptability. 'D' provides electric switching value control, with 'DA(1,2)' offering manual enhancements. Choose 'M' for expert manual friction positioning with a long handle. Purely hydraulic options 'H' and 'F' provide unique pilot oil port configurations, ensuring comprehensive control and mastery over your systems.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our expertly designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration across diverse systems. Each size is crafted for optimal adaptability, delivering peak performance to meet varying operational demands and ensuring your system operates at its best.
(16) End Plate Options: Explore our premium end plate solutions, engineered for top-tier functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T, setting the standard. 'E2' expands capabilities with an additional port Y for enhanced flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when activated, ensuring exceptional functionality and reliability.
E4 mirrors 'E1', featuring innovative internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for enhanced system performance. 'E6' incorporates 'E3's sophisticated design, offering advanced discharge control for demanding requirements, ensuring your 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 range offers specialized solutions and security tailored to your application, ensuring your system's stability and performance 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 illuminated the hydraulic industry with an unwavering commitment to groundbreaking innovation and unmatched excellence. As a proud subsidiary of the prestigious China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, embodying an unyielding dedication to pioneering technological advancements and maintaining superior quality standards. Our exceptional expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to continuously elevate our standards of excellence, firmly establishing our leadership in the industry.
At the core of our pioneering product lineup is our flagship innovation, the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, meticulously designed for seamless integration into construction machinery and robust heavy-duty equipment. Its critical functionality spans vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and 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 delivering 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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