Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves-an epitome of hydraulic mastery. These engineering marvels reach the pinnacle of innovation, skillfully fusing pressure, flow, and directional control into one advanced, cohesive system. This exceptional combination ensures unmatched performance and steadfast reliability across a wide array of applications. Constructed from three essential functional modules-connecting blocks, directional valves, and end plates-these precision-engineered valves seamlessly integrate into elite, high-end hydraulic systems, vital for top-tier engineering machinery. They deftly govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unrivaled precision and control. Key attributes include a compact design, exceptional energy efficiency, and seamless speed control. Additionally, they enable the simultaneous operation of multiple actuators under diverse loads, delivering exceptional performance and adaptability for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, guaranteeing unwavering and reliable performance in any setting. On the other hand, the HLPSV valves are ingeniously designed for variable pump systems. While HLPSV valves may present a slightly slower response, they surpass expectations in remarkable energy-saving efficiency, rendering them the ultimate choice where energy conservation is paramount. With their state-of-the-art engineering and energy-conscious design, HLPSV valves distinguish themselves as the paramount solution for sophisticated hydraulic control needs, offering a flawless blend 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 - The definitive roadmap to unlocking unparalleled system synergy and performance.
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 - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. These expertly crafted options are designed with precision to seamlessly integrate with your operational goals, offering exceptional accuracy and alignment with your specific needs.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar). Offering bespoke solutions that seamlessly integrate with your operational demands, these customizable configurations empower you to achieve your desired outcomes with remarkable ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to unparalleled heights. Expertly crafted, this valve enhances your system's performance, providing extraordinary control and effectiveness that profoundly transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve: activates pump when powered, unloads when unpowered; D - Normally closed magnetic ball valve: unloads pump when powered, activates when unpowered. This precision-tuned solution offers unmatched system efficiency and adaptability.D/F - Introducing an advanced, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision, ensuring a designated pressure value that boosts safety measures and enhances operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the apex of versatility and precision with adjustable settings from 63 to 400 bar. This component embodies adaptability, fulfilling every hydraulic need with supreme accuracy. The /NF configuration provides systems without a pressure limiting valve, masterfully designed for HLPSV, offering unrivaled pressure control for various applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series. Each series is a testament to exemplary design, ingeniously crafted to meet every application. Ensure you receive a product that perfectly aligns with your needs, delivering consistently 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 or intermediate transition blocks like the ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless integration, ensuring optimal efficiency and seamless operation.
(9)Directional valve block inflow controller options: Choose from an extensive array: 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. Each option is pre-selectable, offering precision and exceptional efficiency, tailored to your specific requirements.
(10) Valve core function symbols: Explore a diverse collection of core functions: L, M, F, H, J, B, R, O, N, each crafted with pinpoint precision to fulfill specific functional requirements with unparalleled reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with our diverse range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each expertly engineered for supreme performance and unyielding dependability, ensuring your system operates at its best under all conditions.
(12) Secondary Pressure Limitation Options: Experience unrivaled safety and reliability with our precision-engineered pressure limitation options, thoughtfully calibrated in bar to deliver peace of mind. Choose 'N' for straightforward operations without pressure limiting protection. Opt for 'C' for simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent performance. For tailored, independent management, select 'A---B---', offering specialized control over ports A and B. Each option is meticulously crafted to uphold the highest standards of system integrity, ensuring your operations are both secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with our array of customizable options tailored for excellence. For straightforward applications, 'N' requires no function ON/OFF or pressure outlet adjustments. For enhanced control, choose 'X' with C type pressure limitation, or 'S/S1' with AB type pressure limitation for superior oversight. Opt for 'A' or 'B' for precision ON/OFF functionality on side A or side B, respectively. Each option is meticulously designed to ensure precision, efficiency, and operational excellence across your systems.
(14) Operation Modes: Delve into our diverse operation modes, each crafted for unrivaled versatility and precision. 'A(1,2)' offers manual operation with ergonomic handle choices. 'E' brings advanced electric proportional control, while 'EA(1,2)' merges this with manual operation for adaptability and responsiveness. 'D' introduces electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Opt for 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' provide distinctive pilot oil port designs, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our bespoke port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each option is engineered for unmatched adaptability, ensuring peak performance across diverse systems and operational demands, keeping your system at its optimal best.
(16) End Plate Options: Explore our meticulously crafted end plate solutions, each designed for peak functionality and adaptability. 'E1' provides external discharge of pilot oil and oil return control via port T. 'E2' offers expanded capabilities with an additional port Y. 'E3' enhances performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when activated, ensuring superior reliability.
E4 mirrors 'E1', featuring advanced internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for superior performance. 'E6' embodies 'E3's sophisticated design, offering advanced discharge control, perfect for the most demanding requirements, ensuring your system's efficiency and sophistication are unparalleled.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust, secure voltage options including the G12-12VDC, crafted for safety and reliability in the toughest environments. Our offerings provide specialized solutions, 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 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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