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 - Experience the pinnacle of power and precision with bespoke pressure control solutions, expertly crafted to suit a wide array of applications. These expertly designed options offer unrivaled accuracy, perfectly aligning with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing finely-tuned solutions that seamlessly integrate with your operational needs. Benefit from adaptable configurations that enable you to achieve optimal outcomes with ease and exactitude.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system performance with unmatched efficiency and control. Masterfully engineered to enhance your system's capability, offering superior control and effectiveness that transform your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates the pump when powered, releases it when unpowered; D - Normally closed magnetic ball valve, releases the pump when powered, activates it when unpowered. Precision-engineered tuning for unmatched adaptability and system efficiency.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is designed with impeccable precision, enhancing safety measures and optimizing operational security and reliability beyond traditional standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in supreme versatility and precision with adjustable settings from 63 to 400 bar. This component embodies adaptability, seamlessly meeting every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unparalleled pressure control with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies masterful design and craftsmanship, adeptly catering to every application, ensuring you possess a product that seamlessly fits your specific needs, 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, engineered for flawless and seamless integration, ensuring optimal efficiency in all operations.
(9)Directional valve block inflow controller options: Select from a comprehensive range 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 targeted options, each delivering precision and exceptional efficiency, tailored to your unique needs.
(10) Valve core function symbols: Explore a diverse selection of core functions: L, M, F, H, J, B, R, O, N, each masterfully crafted to meet specific functional needs with unparalleled precision and dependability.
(11) Output flow code for ports A & B: Elevate your operational prowess with our maximum output flows of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously engineered for optimal performance and unwavering reliability, ensuring your system reaches its peak efficiency every time.
(12) Secondary Pressure Limitation Options: Experience supreme safety and reliability with our expertly calibrated pressure limitation options in bar, offering you unmatched peace of mind. Choose 'N' for scenarios that do not require pressure limiting, providing simplicity and ease. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is essential for consistent, reliable performance. For those seeking bespoke control, 'A---B---' offers precision management of ports A and B, each crafted to uphold the highest system integrity, keeping your operations smooth and secure.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with our extensive range of customizable options. Select 'N' for straightforward operations without the need for function ON/OFF or pressure outlet requirements. If advanced control is necessary, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offers superior management. For precise electrical control, 'A' provides ON/OFF functionality on side A, while 'B' caters to side B. Each option is a testament to our commitment to precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our expansive selection of operation modes, each crafted for versatility and precise control. 'A(1,2)' offers manual operation with ergonomic long or short handle options. 'E' introduces sophisticated electric proportional control, and 'EA(1,2)' combines this with manual operation for ultimate flexibility. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' for manual adjustments. 'M' provides expert manual friction positioning with a long handle. For exclusive hydraulic operations, 'H' and 'F' offer unique pilot oil port configurations, either aligned or perpendicular, ensuring you maintain comprehensive control over your system.
(15) Ancillary Block Port Sizes: Boost system adaptability and performance with our expertly crafted port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration and peak performance across diverse systems and operational requirements, guaranteeing that your system operates at its fullest potential.
(16) End Plate Options: Uncover our precision-engineered end plate solutions, each upholding the highest standards of adaptability and functionality. 'E1' features an external discharge of pilot oil and an oil return control port T. 'E2' enhances your system with an additional 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 optimal performance and reliability.
E4 mirrors 'E1', incorporating advanced internal discharge of pilot oil and a sealed port T for superior efficiency. 'E5' combines the robust features of 'E2' with internal discharge for exceptional system performance. 'E6' reflects the sophisticated design of 'E3', providing advanced discharge control to meet the most demanding system requirements, positioning your system at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, including the G12-12VDC, specifically engineered to deliver safety and reliability in the harshest conditions. Our collection offers specialized solutions tailored to any application, 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, epitomizing an 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 continually 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.
){kind=link}