Prepare to be amazed by our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are no ordinary valves - they are the pinnacle of hydraulic mastery, expertly melding pressure, flow, and directional control into a singular, exceptional system. This innovative fusion guarantees unmatched performance and reliability for a wide array of applications. Constructed from three foundational modules - connecting blocks, directional valves, and end plates - these meticulously crafted valves integrate flawlessly into sophisticated hydraulic systems, essential for premier engineering machinery. They offer unparalleled precision in managing the movement direction and speed of hydraulic cylinders, motors, and other actuators, ensuring control that is second to none. Standout features include a sleek, compact design, exceptional energy efficiency, and the capability for seamless speed control. Additionally, they support the simultaneous operation of multiple actuators under a variety of loads, delivering extraordinary performance and versatility that meets the demands of any application.
The HLPSL valves are crafted with precision for constant displacement pump systems, guaranteeing robust and reliable performance in any setting. On the other hand, the HLPSV valves are ingeniously designed for variable pump systems. While HLPSV valves may demonstrate a slightly slower response time, they shine in energy efficiency, making them the ideal choice where conserving energy is paramount. With their advanced engineering and energy-efficient design, HLPSV valves distinguish themselves as the ultimate solution for sophisticated hydraulic control needs, offering an impeccable 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 - A beacon of unwavering excellence, this pump promises a seamless and steady workflow, transforming your system into an engineering marvel. Experience unmatched reliability and empower your machinery to achieve unparalleled precision.;
HLPSV: Variable Displacement Pump - A symbol of versatility and innovation, this pump provides extraordinary adaptability for a wide range of operations. Its advanced design allows for smooth transitions and superior control, ensuring your system remains at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability to craft a resilient operational framework. Designed with meticulous attention, these specifications ensure top-tier performance and exceptional dependability, providing a solid foundation for all your applications.:
2-G3/8; This design exemplifies compact proficiency, enhancing streamlined operational efficiency with precision. Expertly crafted for space-limited settings, it guarantees outstanding performance without any compromise.
3-G1/2; Engineered for strength and durability, this component forms a robust backbone for your system's endurance. Built to withstand rigorous conditions, it offers unwavering durability and performance.;
4-G3/4; Featuring state-of-the-art connectivity, this component offers unrivaled control and integration. Its sophisticated design enhances system efficiency, boosting overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand situations, this component ensures robust, consistent performance. Expertly designed, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in demanding environments. Engineered to exceed expectations, it sets new standards in power and capability, managing challenging tasks effortlessly.;
(3) Additional Components and Specifications - Enhance your system capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock new performance levels, transforming your operations into a success benchmark.:
C,Standard Type - A reliable foundation, meticulously designed to meet essential operational requirements. This component offers steadfast support and unrivaled reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precise control to enhance your system's efficiency. This valve fine-tunes operations for optimal effectiveness, ensuring harmonious component functionality for outstanding results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, ensuring extraordinary performance and reliability. Surpassing conventional limits, it ensures exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals.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. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to new heights: Expertly crafted to boost your system's performance, offering unmatched control and extraordinary effectiveness that revolutionizes 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 provides unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of versatility and precision with adjustable settings ranging 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 Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly 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 and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an exhaustive 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: Explore 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: Experience peak operational efficiency with our maximum output flow options, ranging from 3 to 210 L/min. Each flow rate is meticulously designed for supreme performance and unyielding dependability, ensuring your system operates at its utmost potential.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and reliability with our precisely calibrated pressure limitation options, available in bar for your peace of mind. Choose 'N' for tasks without pressure limiting protection for a straightforward approach. Select 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring uninterrupted performance. For independent and tailored control, opt for 'A---B---', providing specialized management for each port. Every option is crafted to uphold the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational performance with our customizable options. Choose 'N' for operations without function ON/OFF or pressure outlet requirements. If your needs demand enhanced control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offer superior oversight. For precise electrical control, select 'A' for ON/OFF functionality on side A or 'B' for side B. Each option ensures maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover a suite of operation modes crafted for versatility and precision. 'A(1,2)' offers manual operation with ergonomic handle options, while 'E' provides sophisticated electric proportional control. 'EA(1,2)' combines electric and manual operation for optimal adaptability. 'D' offers electric switching value control, paired with 'DA(1,2)' for manual enhancements. Opt for 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' provide unique pilot oil port designs-aligned or perpendicular-ensuring you master your system.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each promising seamless integration and peak performance across various operational demands, keeping your system at its best.
(16) End Plate Options: Discover our refined end plate solutions, crafted for top-tier functionality and adaptability. 'E1' offers external discharge of pilot oil with control port T. 'E2' adds a port Y for enhanced flexibility. 'E3' includes a 2-position, 3-way magnetic ball valve, boosting system pressure to safety levels when activated, ensuring top-tier reliability and performance.
E4 mirrors 'E1', providing cutting-edge internal pilot oil discharge with a sealed port T for enhanced efficiency. 'E5' integrates the robust features of 'E2' with internal discharge for superior system performance. 'E6' mirrors 'E3', offering advanced discharge control ideal for demanding system needs, keeping your system at the forefront of efficiency.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust, secure voltage options, such as the G12-12VDC, designed for safety and reliability in challenging environments. Our solutions ensure your system's stability and performance are uncompromised, providing specialized security tailored for any application.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since the dawn of 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has shone brightly in the hydraulic sector, driven by our relentless pursuit of innovation and unparalleled commitment to excellence. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we are proud to be a national high-tech enterprise, embodying our dedication to pioneering technological advancements and upholding the highest quality standards. Our extraordinary expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of elite hydraulic components. Esteemed nationally as a 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our quest to continuously elevate our standards of excellence, further cementing our leadership in the industry.
At the forefront of our groundbreaking product lineup lies our flagship innovation: the Enhanced Safety Atex Valve. This marvel represents the pinnacle of modern hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its critical functionality extends across vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering commitment to forming strategic alliances with premier domestic manufacturers expedites 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 dedicated to producing exceptional products, providing unmatched services, and offering pioneering solutions. With the ambition to be acclaimed globally as a trusted supplier of premier hydraulic components, we strive to consistently 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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