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 - Amplify your system's robustness with our bespoke pressure control solutions, precisely engineered for a multitude of applications. These options guarantee exceptional precision, aligning seamlessly with your operational objectives for unparalleled performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering tailor-made solutions, these configurations integrate effortlessly with your specific operational requirements. Experience customizable setups that allow you to achieve desired outcomes with consummate ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's performance and control to unmatched levels. Designed with expertise, it enhances your system's capability, offering extraordinary control and effectiveness that transforms your operational proficiency.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, relieving pressure when unpowered; D - Normally closed magnetic ball valve, relieving pressure when powered, activating the pump when unpowered. Perfectly tuned for unprecedented efficiency and adaptability.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with precision to maintain a specific pressure value, significantly enhancing safety and elevating operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Enjoy unparalleled versatility and precision with settings adjustable from 63 to 400 bar. This component epitomizes flexibility, addressing every hydraulic need with supreme precision. The /NF configuration offers systems sans a pressure limiting valve, designed for HLPSV, delivering unmatched pressure control for a wide range of applications.
(7) Product Series Classification - The Apex of Engineering Prowess:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to superior design, skillfully crafted to meet every application need, ensuring you receive a product that perfectly fits your unique requirements, consistently delivering outstanding 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 crafted for flawless integration, ensuring peak efficiency and seamless operation.
(9)Directional valve block inflow controller options: An extensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Enjoy pre-set options, each providing outstanding precision and efficiency, tailored to your unique requirements.
(10) Valve core function symbols: Delve into a broad spectrum of core functions: L, M, F, H, J, B, R, O, N, each expertly designed to meet specific functional demands with unrivaled precision and dependability.
(11) Output flow code for ports A & B: Unlock optimal hydraulic performance with our robust output flow options, ranging seamlessly from 3 to 210 L/min. Each selection is engineered for peak efficiency and unwavering reliability, ensuring your operations are both powerful and precise.
(12) Secondary Pressure Limitation Options: Delve into a realm of safety and precision with our meticulously crafted pressure limitation features, tailored in bar for your utmost assurance. Choose 'N' for straightforward tasks where pressure limiting is non-essential. Opt for 'C' to ensure both ports A & B receive consistent pressure limitation, maintaining flawless performance. For sophisticated control, 'A---B---' offers bespoke management for each port, embodying supreme system integrity and operational security.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your hydraulic operations with our diverse, customizable ON/OFF and pressure outlet options. 'N' provides simplicity with no additional requirements, while 'X' and 'C' together give precise control. For elevated supervision, 'S/S1' with AB type limitation is ideal. Choose 'A' or 'B' for specific electrical ON/OFF control, guaranteeing precision, efficiency, and excellence in every operation.
(14) Operation Modes: Unveil the flexibility and precision of our operation modes, designed for tailored performance. 'A(1,2)' provides manual control with ergonomic handle variations, while 'E' offers electric proportional control, combined with manual input in 'EA(1,2)'. For electric switching, 'D' is optimal, enhanced manually by 'DA(1,2)'. Select 'M' for manual friction positioning with a long handle, and for hydraulic needs, 'H' and 'F' ensure comprehensive control with unique pilot oil port configurations.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability with our precision-engineered port size options, including /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each selection is crafted for seamless integration, ensuring your system performs optimally across diverse operational landscapes and demands.
(16) End Plate Options: Explore our sophisticated end plate designs, each fulfilling the highest standards of adaptability and functionality. 'E1' provides external pilot oil discharge with port T control. 'E2' expands functionality with port Y, while 'E3' features a 2-position, 3-way magnetic ball valve for enhanced safety and performance.
E4 mirrors 'E1', offering internal discharge and sealed port T for efficiency. 'E5' combines 'E2's robustness with internal discharge for superior performance. 'E6' echoes 'E3's advanced design with enhanced discharge control, ensuring top-tier efficiency and sophistication for complex system demands.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including the G12-12VDC, crafted for unwavering safety and dependability. Designed for robust performance in challenging environments, our customized solutions ensure your system's stability and efficiency are upheld.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 in the hydraulic industry, shining brightly with its relentless commitment to groundbreaking advancements and unparalleled excellence. As an esteemed subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise. Our dedication to pioneering technological breakthroughs and upholding superior quality standards is unwavering. With extraordinary expertise, we engage in comprehensive research, cutting-edge development, precision manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our mission to elevate standards of excellence continuously, fortifying our position as industry leaders.
At the core of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, meticulously designed for effortless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality spans vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering commitment to forming strategic alliances 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 devoted to crafting exceptional products, delivering unmatched services, and providing groundbreaking solutions. With ambitions to be recognized globally as a trusted supplier of premier hydraulic components, we relentlessly 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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