Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves-an unprecedented leap in hydraulic technology. These engineering marvels embody the zenith of innovation, masterfully intertwining pressure, flow, and directional control into one unified masterpiece. This fusion guarantees unrivaled performance and steadfast reliability for every application. Typically comprising three pivotal functional modules-connecting blocks, directional valves, and end plates-these precisely engineered valves integrate seamlessly into elite hydraulic systems, essential for superior engineering machinery. They expertly govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unparalleled precision and control. Key features include a compact design, outstanding energy efficiency, and the ability for stepless speed control. Furthermore, they empower multiple actuators to function simultaneously under diverse loads, offering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, guaranteeing unwavering and reliable performance in any setting. In contrast, the HLPSV valves are ingeniously crafted for variable pump systems, offering slightly slower response but excelling in remarkable energy-saving performance. This makes them the optimal choice for scenarios where efficiency is of the utmost importance. With state-of-the-art engineering and an energy-efficient design, HLPSV valves stand as the premier solution for advanced hydraulic control needs, providing an ideal combination 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 steadfast reliability, this pump is your guarantee for unerring and consistent performance. It empowers operations to run smoothly and efficiently, transforming your machinery into a paragon of precision and dependability.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and adaptability, this pump provides unparalleled versatility to address a wide array of operational requirements. Designed to meet the demands of a dynamic environment, it ensures seamless transitions and optimal control.;
(2) Connection Block Ports P & R Specifications - Precision and reliability converge to create a foundation of trust: Engineered with precision and unwavering attention to detail, these specifications elevate reliability and performance in every application.:
2-G3/8; Masterfully engineered for compact prowess, designed to enhance operational efficiencies with ease. Its precise build ensures exceptional performance even in the tightest of spaces.
3-G1/2; Crafted for durability and reliability, it provides a robust backbone for your system's integrity. Built to withstand, it delivers reliable durability in the harshest environments.;
4-G3/4; With advanced connectivity, it offers superior control and improved system integration, blending sophistication with efficiency to elevate operational capability.;
5, 55-G1; Designed for exceptional flow rates, this component is ideal for high-demand applications, delivering consistent and reliable performance. Built for excellence, it meets high-pressure challenges effortlessly.;
6-G1 1/4; Delivering phenomenal performance, meticulously engineered for high-demand environments to overcome challenges with ease, setting new benchmarks in power and performance.;
(3) Additional Components and Specifications - Elevate system capabilities beyond the ordinary: Harness the full potential of your operations with cutting-edge components that set new standards of excellence.:
C,Standard Type - A steadfast and trusted foundation, thoughtfully designed to meet essential operational criteria. Delivering unwavering support and unmatched reliability to empower your systems.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, significantly enhancing your system's overall efficiency. Ensure operations are meticulously fine-tuned for peak effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Masterfully optimizes flow management, delivering unprecedented performance and reliability. It transcends conventional limits to achieve extraordinary outcomes.;
(4) Pilot Oil Circuit Pressure Options - Delivering bespoke pressure control solutions for a multitude of applications: Expertly tuned to your precise requirements, ensuring precision control that impeccably aligns with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing custom-engineered solutions meticulously tailored to perfectly match your unique operational demands. Experience adjustable configurations that ensure you achieve desired outcomes effortlessly and with unmatched precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Maximizing efficiency and control: Expertly designed to enhance your system's performance, delivering unrivaled control and exceptional effectiveness that transforms your operational capabilities into a powerhouse of efficiency.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, activating it when unpowered. Offering precision calibration for exceptional system efficiency and versatility.D/F - Presenting a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with outstanding precision to maintain a specifically designated pressure value, significantly enhancing advanced safety protocols and optimizing operational security and reliability to the highest standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace ultimate versatility and precision with adjustable settings across 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, effortlessly meeting all hydraulic needs. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, providing unparalleled pressure control across varied applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Prowess:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a masterwork in design, meticulously conceived to address every application, ensuring you procure a product that flawlessly 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 additional 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 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. Enjoy pre-selectable options, each offering precision and outstanding efficiency, tailored to your specific requirements.
(10) Valve core function symbols: Explore an extensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional demands with unrivaled precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed to deliver supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Select from our expertly curated choices: 'N', indicating no pressure limiting protection; 'C', offering concurrent pressure limitation for actuator ports A & B; or 'A---B---', providing independent pressure limitation for ports A & B. Each selection is meticulously calibrated in bar, guaranteeing unparalleled system safety and unwavering reliability in every application.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with our tailored options. Select 'N' for a streamlined configuration devoid of function ON/OFF or pressure outlet. Opt for 'X' featuring C type pressure limitation, or 'S/S1' with AB type pressure limitation for superior control. Choose 'A' for electrical ON/OFF on side A, or 'B' on side B, each engineered for peak precision and optimal functionality.
(14) Operation Modes: Discover a diverse range of operation modes, crafted for versatility and precision. 'A(1,2)' offers manual operation with customizable long or short handle options. 'E' introduces electric proportional control, while 'EA(1,2)' blends it with manual operation for enhanced flexibility. 'D' features electric switching value control, complemented by 'DA(1,2)' for manual capabilities. 'M' caters to manual friction positioning with a long handle. Delve into 'H' and 'F' for pure hydraulic control, with pilot oil ports thoughtfully oriented or perpendicular, ensuring comprehensive mastery.
(15) Ancillary Block Port Sizes: Elevate adaptability with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each expertly crafted to ensure seamless integration and adaptability, promising peak performance across a diverse array of systems.
(16) End Plate Options: Discover our meticulously designed end plate solutions. 'E1' stands as your standard, featuring an external discharge of pilot oil and an oil return control port T. 'E2' enhances with an additional port Y for increased versatility. 'E3' introduces a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring superior performance.
End Plate Option: 'E4' mirrors 'E1' but with an innovative internal discharge of pilot oil and a sealed port T, yielding improved operational efficiency. 'E5' embodies the robust features of 'E2' with internal discharge for optimized performance. 'E6' showcases the sophisticated design of 'E3', delivering advanced discharge control for intricate system demands.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure, reliable range, including G12-12VDC, expertly crafted for safety and dependability in the most demanding scenarios. Our options are tailored to provide specialization and security.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 commitment to innovation and unparalleled excellence. As a proud and prestigious subsidiary of the revered China Baoan Group (stock code: 000009), we stand tall as a national high-tech enterprise, a testament to our unwavering dedication to technological progression and superior quality standards. Our unparalleled expertise encompasses the meticulous research, pioneering development, precise manufacturing, and strategic sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our pursuit of excellence, reinforcing our leadership position in the field.
At the heart of our product line stands the flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering embodies the zenith of cutting-edge hydraulic system control, meticulously crafted for deployment in construction machinery and robust heavy-duty equipment. It plays a vital role in imperative applications ranging from emergency rescue operations to tunnel engineering, mining endeavors, and the deployment of municipal service vehicles. We are profoundly committed to our strategic alliances with leading domestic manufacturers, propelling the advancement of core hydraulic component localization for high-end mechanical equipment. Anchored by our guiding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our quest to deliver exceptional products, unparalleled services, and innovative solutions. With a vision to emerge as a globally trusted supplier of premier hydraulic components, we continually aspire 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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