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 - Recognized as the ultimate pillar of consistent excellence, this pump ensures unwavering workflow stability and transforms your machinery into a marvel of precision engineering. Revel in unmatched reliability, empowering your equipment to function with extraordinary precision.;
HLPSV: Variable Displacement Pump - A pinnacle of adaptability and innovation, this pump is engineered for exceptional versatility to meet diverse operational demands. Its cutting-edge design enables seamless transitions and superior control, maintaining your system at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Precision and reliability unite to build a solid operational framework. Meticulously crafted, these specifications ensure flawless performance and superior dependability across all applications, establishing an unwavering foundation for operational success.:
2-G3/8; This design epitomizes compact efficiency, facilitating streamlined operations with accuracy. Expertly designed to excel in confined spaces, it guarantees outstanding performance without any compromise.
3-G1/2; Crafted for robustness and reliability, this component provides a formidable foundation for system endurance. Built to endure demanding conditions, it assures consistent durability and performance.;
4-G3/4; With advanced connectivity, this component offers unrivaled control and integration. Its sophisticated design enhances system efficiency, elevating overall operational capability with grace.;
5, 55-G1; Delivering remarkable flow rates for high-demand situations, this component ensures robust and consistent performance. Designed for excellence, it tackles high-pressure challenges with precision and ease.;
6-G1 1/4; Providing exceptional performance, this component thrives in challenging environments. Engineered to exceed expectations, it sets new standards in power and capability, handling demanding tasks with ease.;
(3) Additional Components and Specifications - Elevate system capability with state-of-the-art components that redefine operational excellence. These advanced specifications unlock unprecedented performance levels, turning your operations into benchmarks of success.:
C,Standard Type - A steadfast foundation, meticulously crafted to fulfill essential operational demands. This component provides unwavering support and unmatched reliability, allowing your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Attain precision control to maximize system efficiency. This valve fine-tunes operations for peak effectiveness, ensuring all components work harmoniously for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management for extraordinary performance and reliability, surpassing traditional limits to deliver exceptional results consistently.;
(4) Pilot Oil Circuit Pressure Options - Experience the ultimate in hydraulic power with our bespoke pressure control solutions. These options are precisely crafted to cater to a plethora of applications, ensuring precision alignment with your operational objectives for unparalleled performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover our expertly engineered solutions that seamlessly integrate with your unique operational needs. With customizable configurations, you can effortlessly achieve your ideal outcomes, all with precision and ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's performance with our expertly crafted components. Offering superior control, this valve redefines operational capability, ensuring your system functions at peak efficiency.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered and unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered and pressurizing it when unpowered. Precision tuning offers unmatched efficiency and adaptability, tailored to elevate your system's performance.D/F - Introducing a state-of-the-art pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exceptional precision to maintain a specific pressure value, significantly enhancing safety measures while optimizing operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience versatility and precision with adjustable settings from 63 to 400 bar. This component exemplifies adaptability, meeting every hydraulic demand with finesse. The /NF configuration, designed for HLPSV, provides unrivaled pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to design mastery, carefully crafted to meet every application's demands, ensuring you receive a product that perfectly matches your specific needs, delivering exceptional performance consistently.
(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, engineered for flawless integration and optimal efficiency.
(9)Directional valve block inflow controller options: Select 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, customized for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each delivering precision and superior efficiency, tailored to your specific requirements.
(10) Valve core function symbols: Dive into our extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Experience the pinnacle of efficiency and reliability with our range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is engineered for supreme performance, ensuring unyielding dependability and unmatched functionality for your hydraulic systems.
(12) Secondary Pressure Limitation Options: Elevate your system's safety and reliability with our expertly engineered pressure limitation options, precisely calibrated in bar to provide peace of mind. Choose 'N' for straightforward tasks without pressure limiting protection. Select 'C' when simultaneous pressure limitation on actuator ports A & B is vital, guaranteeing consistent performance. For specialized and autonomous control, 'A---B---' offers precise management of ports A and B. Each option is meticulously crafted to uphold the highest standards of system integrity, ensuring secure, efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational excellence with our customizable options designed for peak performance. For straightforward operations, select 'N', with no function ON/OFF or pressure outlet requirements. For processes demanding enhanced control, 'X' with C type pressure limitation is ideal, or opt for 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, 'A' provides ON/OFF functionality on side A, or choose 'B' for side B. Each option is crafted for maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our diverse operation modes, each crafted for versatility and precision. 'A(1,2)' offers manual operation with long or short handle options, accommodating ergonomic needs. 'E' delivers advanced electric proportional control, while 'EA(1,2)' integrates manual operation for optimal adaptability. 'D' offers electric switching value control, enhanced by 'DA(1,2)' for manual efficiency. Choose 'M' for friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, for comprehensive system mastery.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each selection is designed for adaptability, ensuring peak performance across various systems and demanding operations, keeping your system at its best.
(16) End Plate Options: Explore our expertly designed end plate solutions, each crafted for top-notch functionality and adaptability. 'E1' sets the standard with external discharge of pilot oil and control port T. 'E2' enhances capabilities with additional port Y for flexibility. 'E3' is engineered for high performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring superior 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 superior performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for the most demanding requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust, secure voltage options, including the G12-12VDC, designed for safety and reliability in challenging environments. Our solutions offer tailored security and stability for any application, ensuring your system's performance is 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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