Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a true testament to the pinnacle of hydraulic innovation. These engineering marvels seamlessly blend pressure, flow, and directional control into an advanced, unified system. This unique integration ensures unparalleled performance and reliability across a vast array of applications. Meticulously crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are designed to fit seamlessly into high-end hydraulic systems, essential for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Key highlights include a compact design, superior energy efficiency, and the ability for stepless speed control. Moreover, they enable the simultaneous operation of multiple actuators under varying loads, offering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. On the other hand, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves may show a slightly slower response, they excel in delivering remarkable energy-saving performance, making them the optimal choice where efficiency is paramount. With their cutting-edge engineering and energy-efficient 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 unprecedented control with our bespoke pressure management systems, designed with precision to cater to varied applications. These options offer extraordinary precision and harmonization with your operational objectives, ensuring that your specific needs are met with accuracy and finesse.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover expertly crafted solutions that seamlessly integrate with your unique operational needs. Benefit from customizable configurations that enable you to achieve your desired results with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unparalleled heights. This expertly crafted component enhances your system's performance, delivering superior control and remarkable efficacy that transforms your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, enabling pump pressurization when powered and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered and pressurization when unpowered. Experience precision tuning for exceptional system efficiency and versatility.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with flawless precision to maintain a specific pressure value, significantly enhancing advanced safety features and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Explore the apex of adaptability and precision with adjustable settings ranging from 63 to 400 bar levels. This component exemplifies flexibility, flawlessly fulfilling every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, meticulously crafted for HLPSV, offering unparalleled pressure control for diverse applications with supreme precision.
(7) Product Series Classification - The Epitome of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series showcases a masterful design, artfully crafted to meet every application, ensuring you receive a product that perfectly aligns with your specific requirements, 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; Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, precisely engineered for seamless integration, ensuring optimal efficiency and flawless operation.
(9)Directional valve block inflow controller options: Choose from an extensive array 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. Discover pre-selectable options that provide precision and exceptional efficiency, meticulously tailored to your specific needs.
(10) Valve core function symbols: Discover a broad spectrum of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of hydraulic performance with our state-of-the-art output flow capabilities. Available in maximum output flows of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for optimal efficiency and unwavering reliability.
(12) Secondary Pressure Limitation Options: Embrace a new level of safety and reliability with our expertly calibrated pressure limitation options, measured in bar for assured peace of mind. Opt for 'N' for tasks without pressure limiting needs, ensuring simple operations. Choose 'C' for synchronized pressure limitation on actuator ports A & B, guaranteeing consistent performance. For precise and individual control, select 'A---B---' to expertly manage ports A and B. Each option is crafted to uphold system integrity, ensuring your operational security and efficiency are consistently maintained at the highest level.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities through customizable options engineered for superior performance. Choose 'N' for basic operations without function ON/OFF or pressure outlet requirements. For elevated control, 'X' combined with C type pressure limitation or 'S/S1' with AB type limitation provides superior management. For electrical precision, select 'A' for ON/OFF on side A or 'B' for side B. Every option is designed with meticulous precision to ensure maximum efficiency and operational excellence.
(14) Operation Modes: Discover our versatile range of operation modes, each crafted for exceptional precision and adaptability. 'A(1,2)' offers manual operation with ergonomic handle options, ensuring comfort. 'E' delivers sophisticated electric proportional control, while 'EA(1,2)' blends manual operation for responsive adaptability. 'D' introduces electric switching value control, complemented by 'DA(1,2)' for enhanced manual input. Opt for 'M' for expert manual friction positioning, or choose 'H' and 'F' for distinctive hydraulic operations with unique pilot oil port designs, delivering comprehensive system mastery.
(15) Ancillary Block Port Sizes: Advance your system's adaptability and performance with our precision-engineered port sizes. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure smooth integration with any system. Each option promises unmatched adaptability and optimal performance, tailored to meet diverse operational demands and ensuring your system operates at peak potential.
(16) End Plate Options: Explore our sophisticated end plate designs, crafted to meet the pinnacle of functionality and adaptability standards. 'E1' features external pilot oil discharge with control port T. 'E2' enhances with an extra port Y for greater flexibility. 'E3' offers a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring enhanced functionality and dependability.
E4 mirrors 'E1' with advanced internal pilot oil discharge and a sealed port T for optimal performance. 'E5' integrates 'E2's robust features with internal discharge for superior system efficiency. 'E6' refines 'E3's sophisticated design, offering advanced discharge control, ideal for the most demanding system requirements, keeping your system at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and reliable voltage options, including the G12-12VDC, meticulously crafted for safety and durability in challenging conditions. Tailored solutions provide stability and uncompromised system performance, ensuring operational 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 been a beacon of innovation and excellence within the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are a national high-tech enterprise dedicated to technological advancement and quality excellence. Our expertise spans comprehensive research, cutting-edge development, meticulous manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are committed to elevating our standards and reinforcing our leadership in the industry.
Our flagship innovation, the Enhanced Safety Atex Valve, stands at the forefront of our pioneering product lineup. This marvel of engineering offers state-of-the-art hydraulic system control and seamlessly integrates into construction machinery and heavy-duty equipment. Its vital applications include emergency rescue missions, tunnel engineering, mining operations, and municipal service vehicle operations. We form strategic alliances with leading domestic manufacturers to expedite localization of core hydraulic components for high-end equipment. With a commitment to 'serving with technology, impressing with attitude, and retaining with quality,' we produce exceptional products, provide unmatched services, and offer groundbreaking solutions. Our ambition is global recognition as a trusted supplier of premier hydraulic components, continually setting new benchmarks 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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