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 - Embodying unwavering excellence, this pump is your cornerstone for achieving a streamlined, smooth workflow. Transform your system into a marvel of engineering with unmatched precision and dependability.;
HLPSV: Variable Displacement Pump - Representing ultimate flexibility and innovation, this pump caters to diverse operational needs with extraordinary adaptability. Experience fluid transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in crafting a robust operational framework. With meticulous detail, these specifications promise impeccable performance ensuring a steadfast foundation for success.:
2-G3/8; Compact proficiency designed for streamlined efficiency. Perfectly suited for space-conscious environments, delivering exceptional performance without compromise to quality.
3-G1/2; Engineered for strength, this component is the backbone of system endurance. Built to withstand rigorous conditions, it guarantees enduring performance and reliability.;
4-G3/4; With advanced connectivity, this component ensures unparalleled control and integration. Its sophisticated design enhances system efficiency, boosting overall operational capacity.;
5, 55-G1; Exceptional flow rates for high-demand scenarios, ensuring robust and consistent performance. It tackles high-pressure challenges with precision and excellence.;
6-G1 1/4; Demonstrating extraordinary performance, this component thrives in challenging environments. It sets new standards in power and capability, effortlessly handling demanding tasks.;
(3) Additional Components and Specifications - Revolutionize your system's capabilities with cutting-edge components that redefine excellence. Unlock new performance levels, transforming operations into benchmarks of success.:
C,Standard Type - A pillar of reliability and strength, meeting essential operational demands with unwavering support, enabling your system to achieve its fullest potential.;
G,Throttle Valve (For HLPSL only) - For precision control and enhanced efficiency. This valve fine-tunes operations, ensuring every component performs harmoniously for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management for extraordinary performance, surpassing conventional limits with exceptional reliability.;
(4) Pilot Oil Circuit Pressure Options - Experience unmatched power through customizable pressure controls designed for various applications. Our tailored solutions are crafted with meticulous precision to align perfectly with your operational goals, delivering exceptional accuracy and efficiency.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that seamlessly harmonize with your unique operational requirements. Enjoy flexible configurations that enable you to achieve your desired outcomes effortlessly and accurately.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control with this expertly crafted solution to enhance performance, offering unmatched precision and effectiveness that revolutionizes your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, activating it when unpowered. Experience precision tuning that enhances system efficiency and adaptability like never before.D/F - Introducing a state-of-the-art, precisely engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is designed with precision to uphold a specific pressure value, significantly elevating safety measures and optimizing operational security and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in unmatched versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, expertly fulfilling every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly designed for HLPSV, offering unparalleled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Zenith of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to masterful design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns with your exact requirements, delivering consistently superior 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 integration, ensuring optimal efficiency and performance.
(9)Directional valve block inflow controller options: Explore a comprehensive array 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. Discover meticulously pre-selectable options, each offering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Delve into an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each expertly crafted to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unleash unparalleled operational efficiency with our array of maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow option is meticulously engineered to ensure supreme performance and unwavering reliability, elevating your operational capabilities to the highest echelon.
(12) Secondary Pressure Limitation Options: Embrace exceptional safety and unwavering dependability with our precisely engineered pressure limitation options, calibrated for optimal performance in bar. Choose 'N' for operations without pressure limiting protection, perfect for straightforward tasks. Opt for 'C' for synchronized pressure limitation on actuator ports A & B, guaranteeing dependable and consistent performance. For bespoke and independent control, 'A---B---' offers tailored management of ports A and B, maintaining the pinnacle of system integrity and operational security.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational mastery with a suite of customizable options for paramount performance. Choose 'N' for operations devoid of function ON/OFF or pressure outlet requirements. For enhanced control, 'X' with C type pressure limitation is ideal, or select 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, 'A' offers ON/OFF functionality on side A, while 'B' serves side B. Each meticulously crafted option ensures supreme precision, efficiency, and operational brilliance.
(14) Operation Modes: Delve into our extensive array of operation modes, each crafted for unmatched flexibility and precision. 'A(1,2)' permits manual operation with a choice of long or short handle catering to ergonomic preferences. 'E' introduces advanced electric proportional control, while 'EA(1,2)' merges it with manual operation for exceptional adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual augmentation. Opt for 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive control over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our expertly engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, ensuring seamless system integration. Each option is designed for unmatched adaptability, optimizing performance across diverse systems and operational demands, ensuring your system operates at its zenith.
(16) End Plate Options: Explore our meticulously designed end plate solutions, crafted to adhere to the highest standards of functionality and adaptability. 'E1' establishes a benchmark with its external discharge of pilot oil and oil return control at port T. 'E2' broadens your system's capabilities with an added port Y for enhanced flexibility. 'E3' is engineered for advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety thresholds when engaged, offering superior reliability and functionality.
E4 mirrors 'E1', showcasing state-of-the-art internal discharge of pilot oil paired with a sealed port T for optimized efficiency. 'E5' amalgamates the robust features of 'E2' with internal discharge, enhancing system performance. 'E6' encapsulates the refined design of 'E3', providing advanced discharge control, tailored 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 formidable and reliable voltage options, including the G12-12VDC, meticulously designed for safety and robustness in the most challenging environments. Our solutions offer specialized security tailored for any application, ensuring system stability and peak performance are consistently 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 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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