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 exceptional power with our custom pressure control solutions tailored for diverse applications. Expertly crafted to meet your specific demands, these options offer peerless accuracy and alignment with your operational goals, ensuring superior performance and satisfaction.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that seamlessly integrate with your unique operational demands. Revel in customizable configurations that empower you to achieve your desired outcomes with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control with our expertly crafted valve: This component enhances your system's performance, providing unmatched control and extraordinary effectiveness that revolutionizes your operational capabilities, setting new standards in efficiency.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. Benefit from precision tuning that offers unmatched system 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 exceptional precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the ultimate in versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unmatched pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully crafted to meet every application need, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance and reliability.
(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 integration, ensuring optimal efficiency and seamless operation.
(9)Directional valve block inflow controller options: Choose from 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. Uncover pre-selectable options, each offering precision and remarkable efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, meticulously crafted to satisfy specific functional requirements with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Elevate your mining operations to peak efficiency with our expertly calibrated output flows, available in 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is engineered for supreme performance and unwavering dependability, ensuring your system operates at its best under the most demanding conditions.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and steadfast reliability with our precisely engineered pressure limitation options, measured in bar. For simplicity, select 'N' for operations free of pressure limiting. Choose 'C' for synchronized pressure limitation on actuator ports A & B, guaranteeing steady performance. For tailored guidance, 'A---B---' allows independent control of ports A and B. Each option is crafted to maintain the highest system integrity, ensuring your operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational performance with customizable options designed for superior control. For basic functions, select 'N', with no ON/OFF or pressure outlet requirements. For advanced control, 'X' with C type pressure limitation is recommended, or 'S/S1' with AB type limitation for top-tier management. For precision, opt for 'A' or 'B' for ON/OFF functionality on sides A or B. Each choice is crafted for maximum precision, efficiency, and operational mastery.
(14) Operation Modes: Discover our wide-ranging operation modes, each meticulously crafted for exceptional adaptability and precision. 'A(1,2)' offers manual operation with ergonomic handle options. 'E' provides cutting-edge electric proportional control, while 'EA(1,2)' merges it with manual handling for flexibility. 'D' brings electric switch control, paired with 'DA(1,2)' for manual precision. Choose 'M' for expert manual friction positioning. For hydraulic operations, 'H' and 'F' offer distinctive pilot oil port configurations, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our precision-engineered port size selections: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option is designed for seamless integration and superior performance across diverse systems, ensuring your operations consistently achieve peak efficiency.
(16) End Plate Options: Explore our meticulously designed end plate solutions for superior functionality and adaptability. 'E1' offers external discharge of pilot oil with control port T. 'E2' adds port Y for increased flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, raising system pressure to safety valve standards, ensuring exceptional reliability and performance.
E4 matches 'E1' with advanced internal pilot oil discharge and sealed port T for optimized efficiency. 'E5' combines the strengths of 'E2' with internal discharge for enhanced performance. 'E6' embodies 'E3's sophisticated design, providing advanced discharge control tailored for demanding system needs, ensuring your operations remain at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our durable and reliable voltage options, including G12-12VDC, designed to deliver safety and reliability even in challenging environments. Our options provide specialized and secure solutions to meet any application, ensuring your system's stability and performance are never compromised.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 sparked innovation and excellence in the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, committed to advancing technology and maintaining superior quality standards. Our expertise spans comprehensive research, state-of-the-art development, precise manufacturing, and strategic marketing of high-caliber hydraulic components. Known nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our mission to continuously enhance our standards, securing our leadership position in the industry.
At the core of our groundbreaking product range is our flagship innovation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes cutting-edge hydraulic system control, designed for seamless integration into construction machinery and heavy-duty equipment. It plays a crucial role in essential applications, such as emergency rescue missions, complex tunnel engineering, ambitious mining operations, and municipal service vehicles. Our dedication to strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end equipment. Guided by our philosophy, 'serving customers with technology, impressing with our attitude, and retaining with quality,' we are committed to delivering exceptional products, unparalleled services, and pioneering solutions. Our vision is to be globally acknowledged as a premier supplier of hydraulic components, continuously setting new standards of excellence on the world 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}