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 - Experience the epitome of reliability with this pump, the essential force behind consistent and efficient operations. Elevate your system to an engineering marvel with its unwavering performance, ensuring precision and dependability in every task.;
HLPSV: Variable Displacement Pump - A masterpiece of adaptability and progressive design, this pump effortlessly adjusts to meet varied operational needs. Its advanced features facilitate seamless transitions and exquisite control, keeping your system at the forefront of modern performance.;
(2) Connection Block Ports P & R Specifications - Merging precision with steadfast reliability to create a durable operational structure. Engineered with unrivaled detail, these specifications assure superior performance and consistent reliability, forming a bedrock of success across all applications.:
2-G3/8; Crafted for compact excellence, this design streamlines functionality with precision, excelling in limited spaces without sacrificing performance.
3-G1/2; Crafted for resilience and dependability, this component serves as the backbone of your system, providing steadfast endurance and exceptional performance.;
4-G3/4; With advanced connectivity, this component offers unmatched integration and control, boosting system efficiency to new heights.;
5, 55-G1; Engineered for high-demand scenarios, this component consistently delivers robust performance, adeptly handling high-pressure challenges with precision.;
6-G1 1/4; Designed for exceptional output, this component excels in demanding environments, setting new standards in power and capability, effortlessly handling arduous tasks.;
(3) Additional Components and Specifications - Propel your system to new performance heights with state-of-the-art components that redefine operational excellence, turning your operations into a paragon of success.:
C,Standard Type - An indispensable foundation, expertly designed to satisfy essential operational requirements, empowering your system with unparalleled support and reliability.;
G,Throttle Valve (For HLPSL only) - Optimize your system's efficiency with precision control. This valve ensures each component operates in perfect synchrony for peak performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Perfect flow management with this valve, pushing the boundaries of performance and reliability to achieve extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Experience unmatched power unleashed with our custom pressure control solutions, masterfully designed for a wide range of applications. Created with meticulous precision to cater to your unique needs, these options offer unparalleled accuracy and perfectly synchronize with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover our custom-engineered solutions, flawlessly integrated to meet your specific operational demands. Revel in configurable setups that empower you to achieve your desired results effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Reach new heights of system efficiency and control with this expertly crafted component. It enhances your system's performance, providing unmatched control and extraordinary effectiveness, transforming your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing when unpowered. Precision tuning for unparalleled system efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously crafted pressure limiting valve for secondary pressure (F50). This engineering marvel is precision-engineered to maintain a specific pressure value, significantly augmenting advanced safety measures while optimizing operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the zenith of versatility and precision with adjustable settings ranging from 63 to 400 bar. This component epitomizes adaptability, seamlessly catering to every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unrivaled pressure control with supreme accuracy across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, thoughtfully crafted to address every application, guaranteeing you a product that aligns seamlessly with your specific needs, 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 designed for flawless integration, ensuring optimal efficiency and seamless performance.
(9)Directional valve block inflow controller options: Choose from an extensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable choices, each offering precision and exceptional efficiency, tailored to your specific 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 unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of operational efficiency with our maximum output flow options! Choose from flows of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, each engineered for supreme performance and unwavering dependability, ensuring your systems operate at their finest.
(12) Secondary Pressure Limitation Options: Indulge in a world of unparalleled safety and dependability with our meticulously designed pressure limitation options. Each setting is precisely calibrated in bar for your utmost peace of mind. For straightforward tasks, selecting 'N' renders operations without pressure limiting protection. Opt for 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring performance consistency. For bespoke control, select 'A---B---' for specialized management of ports A and B, each option crafted to uphold the highest standards of system integrity, guaranteeing secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational performance with a variety of customizable options tailored for excellence. For uncomplicated operations, 'N' offers no function ON/OFF or pressure outlet needs. If your operations demand greater control, 'X' with C type limitation is perfect, or choose 'S/S1' with AB type for superior oversight. For electrical exactness, opt for 'A' for ON/OFF on side A or 'B' for side B. Every option is meticulously crafted to ensure maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Dive into our extensive range of operation modes, each crafted for unmatched versatility and precision. 'A(1,2)' offers manual operation with adaptable ergonomic long or short handles. 'E' introduces advanced electric proportional control, while 'EA(1,2)' merges it with manual operation for optimal adaptability and responsiveness. 'D' provides electric switching value control with 'DA(1,2)' for manual enhancements. Choose 'M' for expert manual friction positioning featuring a long handle. For purely hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, granting comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Elevate your system's adaptability and performance with our precision-engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration. Each option is crafted for unmatched adaptability, ensuring peak performance across diverse systems and operational requirements, keeping your system at its optimal best.
(16) End Plate Options: Discover our expertly crafted end plate solutions, each meeting the highest standards of functionality and adaptability. 'E1' sets the benchmark with external discharge of pilot oil and control port T. 'E2' boosts capabilities with an additional port Y for enhanced flexibility. 'E3' delivers advanced performance with a 2-position, 3-way magnetic ball valve, raising system pressure to safety valve levels when activated, guaranteeing superior functionality and reliability.
E4 echoes 'E1', featuring innovative internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' incorporates 'E2's robust features with internal discharge for elevated system performance. 'E6' encompasses the sophisticated design of 'E3', providing advanced discharge control, perfect for the most demanding requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust, secure voltage options, including the G12-12VDC, expertly crafted 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 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 become a beacon of innovation and excellence in the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), we pride ourselves as a national high-tech enterprise. Our relentless dedication is evident in our pioneering technological advancements and unwavering commitment to superior quality standards. Our exceptional expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-notch hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our resolve to continually elevate our excellence, solidifying our reputation as industry leaders.
At the core of our groundbreaking product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This engineering marvel represents the pinnacle of hydraulic system control, expertly designed for flawless integration into construction machinery and heavy-duty equipment. Its vital functionality spans crucial applications, from life-saving emergency rescue operations and complex tunnel engineering projects to ambitious mining endeavors and essential municipal service vehicle operations. Our unwavering commitment to forging strategic alliances with top domestic manufacturers accelerates the localization of key 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, delivering unparalleled services, and providing groundbreaking solutions. With aspirations to be globally recognized as a trusted supplier of premier hydraulic components, we are committed to setting 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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