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 - The cornerstone of unwavering excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a finely-tuned marvel of engineering. Experience unparalleled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump offers extraordinary adaptability to cater to diverse operational requirements. With its forward-thinking design, it allows for fluid transitions and superior control, ensuring your system is always at the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Where precision converges with reliability to forge a robust operational framework. Crafted with meticulous attention to detail, these specifications guarantee impeccable performance and elevated dependability across all applications, providing an unshakeable foundation for success.:
2-G3/8; This design embodies compact proficiency, supporting streamlined operational efficiencies with precision. Meticulously crafted to excel in space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a formidable backbone for your system's endurance. Built to withstand demanding conditions, it offers unwavering durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures consistent, robust performance. Designed for excellence, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to surpass expectations, it sets new benchmarks in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new levels of performance, transforming your operations into a benchmark of success.:
C,Standard Type - A trusted foundation, meticulously crafted to meet essential operational demands. This component offers unwavering support and unmatched reliability, empowering your system to achieve its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works in harmony for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving extraordinary performance and reliability. Surpassing conventional limits, it delivers exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience the ultimate in power management with bespoke pressure control solutions expertly tailored for a wide range of applications. These options are meticulously designed to deliver unparalleled accuracy and harmonize perfectly with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that seamlessly integrate with your unique operational demands. Enjoy the benefit of customizable configurations that enable you to achieve your desired goals with effortless precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control: Expertly engineered to enhance your system's performance, offering unparalleled control and exceptional efficiency that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when energized, unloading it when not; D - Normally closed magnetic ball valve, unloading the pump when energized, pressurizing it when not. Enjoy precision tuning that ensures exceptional system efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to sustain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the epitome of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component exemplifies 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 Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a showcase of superior design, skillfully crafted to meet every application need, ensuring you receive 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 and 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 options, each offering precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Explore a comprehensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Enhance your system's efficacy with our maximum output flows, available in increments of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each option is crafted to offer exceptional performance and unwavering reliability, ensuring your operations reach their zenith.
(12) Secondary Pressure Limitation Options: Dive into a new realm of safety and trust with our precision-crafted pressure limitation selections, expertly tuned in bar for your assurance. For conventional tasks, select 'N' for operations without pressure limitation. For essential simultaneous pressure control on actuator ports A & B, choose 'C', guaranteeing consistent excellence. Opt for 'A---B---' for specialized, independent control over ports A and B. Each choice upholds rigorous system standards, maintaining security and efficiency in your operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with a suite of customizable choices designed for exceptional performance. For simple processes, choose 'N', free from function ON/OFF or outlet requirements. For advanced control needs, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offers unparalleled oversight. For precise electrical control, 'A' provides ON/OFF capability on side A, while 'B' caters to side B. Each selection is meticulously developed to ensure peak accuracy, efficiency, and operational superiority.
(14) Operation Modes: Discover our comprehensive array of operation modes, each designed for supreme versatility and exactness. 'A(1,2)' facilitates manual operation with long or short handle options, tailored to ergonomic preferences. 'E' introduces cutting-edge electric proportional control, with 'EA(1,2)' merging manual and electric for adaptability. 'D' delivers electric switching value control, with 'DA(1,2)' offering manual enhancements. For refined manual friction positioning, 'M' with a long handle excels. 'H' and 'F' provide unique hydraulic operations with distinct pilot oil port designs, ensuring total system command.
(15) Ancillary Block Port Sizes: Achieve unmatched flexibility and performance with our expertly designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure flawless system integration. Each size offers remarkable adaptability, delivering peak efficiency across diverse systems and operational requirements, keeping your system optimized.
(16) End Plate Options: Uncover our meticulously designed end plate solutions, each crafted for superior functionality and adaptability. 'E1' offers external pilot oil discharge and control port T oil return. 'E2' enhances your system with an additional port Y for increased flexibility. 'E3', featuring a 2-position, 3-way magnetic ball valve, elevates system pressure to safety valve levels when active, ensuring top-tier performance and reliability.
E4 reflects 'E1', boasting innovative internal pilot oil discharge and a sealed port T for optimal efficiency. 'E5' combines 'E2's robust features with internal discharge for superior performance. 'E6' embodies 'E3's advanced design, offering sophisticated discharge control, suited for demanding system needs, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our range of robust and secure voltage options like the G12-12VDC, designed for dependability and safety in challenging settings. Our selections provide tailored solutions and unmatched security for various applications, ensuring your system's stability and performance remain 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 been a beacon of innovation and excellence in the hydraulic industry. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly bear the mantle of a national high-tech enterprise. Our reputation is built on a steadfast commitment to advancing technology and maintaining the highest quality standards. Our wealth of expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of superior hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we consistently strive to enhance our standard of excellence, reinforcing our leadership in the industry.
At the core of our pioneering product suite is our flagship innovation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, designed for flawless integration into construction machinery and robust heavy-duty equipment. Its vital functionalities span crucial applications such as life-saving emergency rescue missions, intricate tunnel engineering, bold mining operations, and essential municipal service vehicles. Our unwavering commitment to forging strategic partnerships with leading domestic manufacturers ensures the swift localization of core hydraulic components for high-end mechanical equipment. Driven by our philosophy of 'serving customers with technology, impressing customers with our attitude, and retaining customers with quality,' we are devoted to creating exceptional products, delivering unparalleled services, and providing groundbreaking solutions. With the ambition of being globally recognized as a premier supplier of top-tier hydraulic components, we continually aspire 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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