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, unified system. This one-of-a-kind synthesis ensures unparalleled performance and reliability across diverse applications. Engineered from three essential functional modules-connecting blocks, directional valves, and end plates-these precision-engineered valves integrate flawlessly into high-end hydraulic systems, indispensable for elite engineering machinery. They expertly regulate 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 stepless speed control capabilities. Additionally, 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, HLPSV valves are ingeniously crafted for variable pump systems, providing an energy-efficient solution that excels in remarkable energy-saving performance, making them the quintessential choice where efficiency is paramount. Although HLPSV valves might exhibit a marginally slower response, their cutting-edge engineering and energy-savvy design make them the premier solution for advanced hydraulic control requirements, offering an impeccable fusion 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: Unlock the potential of your hydraulic system with our meticulously designed codes.
HLPSL: Constant Displacement Pump - The essence of stability and high performance, this pump delivers an uninterrupted and optimal workflow, redefining your system's operational efficiency with precision and reliability. Empower your machinery to function at peak performance.;
HLPSV: Variable Displacement Pump - Embrace the epitome of adaptability and cutting-edge innovation, this pump excels in meeting diverse operational needs with its transformative design, offering seamless control and unparalleled performance.;
(2) Connection Block Ports P & R Specifications - Precision meets resilience, creating a steadfast operational framework. Each specification is crafted with precision to ensure high performance and dependability, establishing a strong foundation for your success.:
2-G3/8; Designed for compact excellence, it ensures high efficiency in limited spaces, providing remarkable performance without compromise.
3-G1/2; Forged for durability and strength, this component provides a robust basis for your system, enabling steadfast performance under rigorous conditions.;
4-G3/4; Its advanced connectivity enhances control and integration, elevating system efficiency and boosting operational proficiency.;
5, 55-G1; Designed for high-demand applications, it delivers reliable performance in high-pressure environments with precision and ease.;
6-G1 1/4; Distinguished by its extraordinary performance, this component thrives in challenging settings, setting new standards in power and efficiency.;
(3) Additional Components and Specifications - Revolutionize your system's capabilities with state-of-the-art components that elevate operational excellence, setting benchmarks in performance and success.:
C,Standard Type - This component is the reliable backbone of your system, meeting essential demands with unwavering support and dependability.;
G,Throttle Valve (For HLPSL only) - Precision control enhances effectiveness, ensuring all components work together harmoniously for top-tier results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Elevate flow management to drive incredible performance and reliability, breaking through conventional limits for outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Elevate your operation's capabilities with our bespoke pressure control solutions, engineered with precision to meet diverse demands. These options ensure accuracy and alignment with your specific goals, empowering you to unleash unparalleled power across various applications.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar). Experience the harmony of custom-engineered solutions that integrate seamlessly with your operational needs, offering customizable configurations that facilitate achieving your desired outcomes with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency with expertly designed solutions that boost control and performance. Enjoy extraordinary effectiveness that redefines your operational capabilities, ushering in unmatched performance enhancements.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing when powered, unloading when not; D - Normally closed magnetic ball valve, unloading when powered, pressurizing when not. Experience precision tuning that delivers unmatched system adaptability and efficiency.D/F - Discover a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exquisite precision to uphold a designated pressure value, dramatically enhancing safety and optimizing operational reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Relish in unmatched versatility and precision, with adjustable settings from 63 to 400 bar. This component is synonymous with adaptability, fulfilling every hydraulic need with supreme accuracy, with the /NF configuration expertly designed for HLPSV, offering unrivaled pressure control for diverse applications.
(7) Product Series Classification - The Epitome of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to superior design, meticulously crafted to cater to every application, ensuring a product that perfectly matches your specific needs, consistently delivering exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Explore auxiliary or intermediate transition blocks like ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Access a comprehensive suite of choices: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options that offer exceptional efficiency and precision, tailored to your specific requirements.
(10) Valve core function symbols: Delve into a vast array of core functions: L, M, F, H, J, B, R, O, N, each crafted for specific functional precision and reliability, catering to your exacting standards.
(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 for supreme performance and unyielding dependability.
(12) Secondary Pressure Limitation Options: Experience unparalleled safety and reliability with our expertly engineered pressure limitation options, precisely calibrated in bar for your peace of mind. Select 'N' for operations without pressure limiting protection for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is essential, ensuring consistent performance. For tailored and independent control, choose 'A---B---', offering specialized management of ports A and B. Each option is meticulously designed to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Amplify your operational excellence with an array of customizable options tailored for peak performance. For straightforward operations, select 'N', which features no function ON/OFF or pressure outlet requirements. If your process demands enhanced control, 'X' paired with C type pressure limitation is ideal, 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 meticulously crafted to ensure maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Explore our diverse range of operation modes, each meticulously designed for unmatched versatility and precision. 'A(1,2)' offers manual operation with the option of a long or short handle, catering to your specific 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 purely hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Elevate adaptability and performance with our meticulously engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to promise seamless system integration. Each choice is designed for unmatched adaptability, delivering peak performance across varying systems and operational demands, ensuring your system is always at its best.
(16) End Plate Options: Discover our expertly crafted end plate solutions, each designed to meet the highest standards of functionality and adaptability. 'E1' sets the standard with its external discharge of pilot oil and oil return control port T. 'E2' expands your capabilities with an additional port Y, offering enhanced 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 functionality and reliability.
E4 mirrors 'E1', featuring cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' incorporates the robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for the most demanding system requirements, ensuring your system is always at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our robust and secure voltage options, including the G12-12VDC, expertly designed for safety and reliability even in the most challenging environments. Our offerings provide specialized solutions and security tailored to any application, ensuring your system's stability and performance are never compromised.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the eminent China Baoan Group (stock code: 000009), we have established ourselves as a national high-tech enterprise, marked by an unwavering commitment to technological advancement and quality. Our unmatched expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are dedicated to perpetually enhancing our standards of excellence, solidifying our leadership in the industry.
At the forefront of our innovative product range is the flagship Enhanced Safety Atex Valve. This masterpiece of modern engineering exemplifies state-of-the-art hydraulic system control, expertly designed for flawless integration into construction machinery and robust heavy-duty equipment. Its vital capabilities extend to life-saving emergency rescue operations, intricate tunnel engineering, ambitious mining endeavors, and the functioning of crucial municipal service vehicles. Our unwavering dedication to forming strategic partnerships 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 committed to delivering exceptional products, unparalleled services, and innovative solutions. With aspirations to gain global recognition as a trusted supplier of premier hydraulic components, we persistently strive to set 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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