Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These engineering marvels represent the pinnacle of hydraulic innovation, seamlessly combining pressure, flow, and directional control into one superior, unified system. This distinctive blend guarantees unparalleled performance and reliability across a diverse range of applications. Constructed from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves integrate effortlessly into high-end hydraulic systems, indispensable for elite engineering machinery. They masterfully manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights include a compact design, outstanding energy efficiency, and the capability for stepless speed control. Moreover, they enable the simultaneous operation of multiple actuators under varying loads, delivering exceptional 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. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they excel in remarkable energy-saving performance, making them the ideal 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 - Discover the foundation of consistent excellence with this pump, which ensures a seamless and efficient process. Transform your hydraulic system into a masterpiece of engineering precision. Count on unparalleled reliability and empower your machinery to perform with unbeatable accuracy.;
HLPSV: Variable Displacement Pump - Embrace the pinnacle of adaptability and innovation with this pump, tailored to meet a wide array of operational needs. Its pioneering design facilitates smooth transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where attention to precision intertwines with steadfast reliability to build a strong operational framework. Designed with meticulous care, these specifications ensure flawless performance and heightened dependability for all applications, establishing a rock-solid platform for success.:
2-G3/8; A marvel of compact efficiency, this design boosts operational capabilities with precision. Expertly designed to thrive in space-limited settings, it promises exceptional performance without sacrifice.
3-G1/2; Engineered for resilience and trustworthiness, this component is the backbone of your system's longevity. Built to endure demanding conditions, it delivers steadfast durability and performance.;
4-G3/4; With superior connectivity, this component provides unmatched control and integration. Its sophisticated design boosts system efficiency, enhancing overall operational prowess with elegance.;
5, 55-G1; Exceptional flow rates for high-demand scenarios, ensuring steady, robust performance. Crafted for excellence, it easily tackles high-pressure challenges with precision.;
6-G1 1/4; Providing remarkable performance, this component thrives in challenging environments. Designed to exceed expectations, it sets new standards in power and capability, managing tough tasks effortlessly.;
(3) Additional Components and Specifications - Enhance your system's capabilities with state-of-the-art components that set new standards of operational excellence. These advanced specifications open the door to new performance levels, turning your operations into a symbol of success.:
C,Standard Type - A steadfast foundation, precisely engineered to meet essential operational needs. This component provides unwavering support and unmatched dependability, allowing your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve pinpoint control to boost your system's efficiency. This valve fine-tunes operations for peak effectiveness, ensuring all components work harmoniously for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, delivering extraordinary performance and reliability. Surpassing standard limits, it consistently delivers outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Experience unrivaled power dynamics with bespoke pressure control solutions, intricately designed to cater to diverse applications. These options, crafted with unmatched precision, align seamlessly with your unique operational goals, delivering exceptional accuracy and performance tailored to your needs.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions expertly integrated to meet your unique operational demands. Enjoy configurable solutions that empower you to achieve your desired outcomes effortlessly and with pristine precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and command to extraordinary heights. Expertly crafted for exceptional performance, this component delivers unmatched control and effectiveness, revolutionizing your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when unpowered. Experience precision-tuned efficiency, delivering unmatched adaptability and system optimization.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unparalleled levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the ultimate blend of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component exemplifies adaptability, fulfilling every hydraulic requirement with flawless accuracy. The /NF configuration, expertly designed for HLPSV, ensures unrivaled pressure control for various applications.
(7) Product Series Classification - Embodying Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to exceptional design, skillfully crafted to meet every application, ensuring you receive a product that perfectly aligns with your specific requirements, 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 blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive suite of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each offering precision and exceptional efficiency, meticulously customized to your specifications.
(10) Valve core function symbols: Explore a diverse 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: Experience unparalleled peak efficiency with our meticulously calibrated output flow options: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow setting is expertly designed to deliver supreme performance and unwavering dependability, ensuring your system operates at its optimal potential.
(12) Secondary Pressure Limitation Options: Delve into unmatched safety and reliability with our ingeniously engineered pressure limitation configurations. Choose 'N' for operations without pressure limiting, perfect for routine tasks. Opt for 'C' for synchronized pressure limitation on actuator ports A & B, ensuring consistent performance. For bespoke management, select 'A---B---', designed for tailored control of A and B, each option crafted with precision to ensure your system's integrity and security.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our diverse range of customizable options. Select 'N' for basic operations without ON/OFF or pressure outlet needs. For enhanced control, 'X' with C type pressure limitation is ideal, or opt for 'S/S1' with AB type limitation for superior governance. Achieve electrical precision with 'A' for ON/OFF on side A or 'B' for side B. Each configuration is intricately designed to guarantee maximum precision, efficiency, and operational distinction.
(14) Operation Modes: Discover our versatile operation modes, each crafted for exceptional precision and flexibility. 'A(1,2)' offers manual control with long or short handle options, tailored for ergonomic comfort. 'E' features cutting-edge electric proportional control, while 'EA(1,2)' merges this with manual operation for ultimate adaptability. 'D' provides electric switching value control, with 'DA(1,2)' adding manual enhancements. Select 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, either aligned or perpendicular, delivering comprehensive system management.
(15) Ancillary Block Port Sizes: Elevate your system's versatility and efficiency with our expertly crafted port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each engineered for seamless integration and exceptional performance across diverse systems and operational requirements, ensuring your system consistently operates at its peak.
(16) End Plate Options: Explore our expertly crafted end plates, each designed for optimum functionality and adaptability. 'E1' offers an external discharge for pilot oil and oil return control port T. 'E2' extends capabilities with an additional port Y for enhanced flexibility. 'E3' is engineered for high performance with a 2-position 3-way magnetic ball valve, increasing system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', incorporating advanced internal discharge for pilot oil and a sealed port T, optimizing system efficiency. 'E5' integrates the robust features of 'E2' with internal discharge, enhancing system performance. 'E6' embodies the sophisticated design of 'E3', providing advanced discharge control perfect for the most challenging demands, keeping your system at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our durable and secure voltage offerings, including the G12-12VDC, crafted for safety and reliability even in the harshest conditions. Our options deliver specialized solutions and security for any application, ensuring your system's stability and performance are unwavering.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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