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 - Unleash unparalleled power with custom pressure control solutions crafted for diverse applications. These precision-engineered options ensure exceptional accuracy and harmony with your operational needs, providing the utmost alignment with your goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that seamlessly integrate with your operational demands. Experience customizable configurations that empower you to achieve desired outcomes with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unparalleled heights: Precision-crafted to enhance system performance, offering unmatched control and extraordinary effectiveness that transforms 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. Precision tuning for 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 exact precision, significantly elevating safety measures and optimizing operational security to advanced 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. This component epitomizes adaptability, expertly designed for HLPSV, offering supreme pressure control with unparalleled accuracy for diverse applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies masterful design, skillfully crafted to meet every application, ensuring seamless alignment with your specific requirements and consistently exceptional 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 seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive range: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specified for the N 3/3-way valve; 5, enhanced inflow controller. Discover options offering precision and efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore a broad collection of core functions: L, M, F, H, J, B, R, O, N, each precisely crafted to satisfy functional requirements with unmatched precision and reliability.
(11) Output Flow Code for Ports A & B: Elevate your hydraulic system's performance with our unmatched maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously designed to deliver peak efficiency and unwavering dependability, ensuring your operations run smoothly and effectively.
(12) Secondary Pressure Limitation Options: Ensure your system's safety and reliability with our precisely engineered pressure limitation options. Choose 'N' for operations without pressure limiting protection, perfect for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is vital, ensuring consistent performance. For independent control, select 'A---B---', offering specialized management of ports A and B. Each choice is crafted to maintain system integrity and security, keeping your operations efficient and safeguarded.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your system with our tailored options for peak performance. Choose 'N' for no function ON/OFF or pressure outlet needs in straightforward operations. For advanced control, select 'X' with C type or 'S/S1' with AB type pressure limitation. Opt for electrical precision with 'A' for side A or 'B' for side B ON/OFF functionality. Each option ensures precision and operational excellence, fine-tuned to your specific requirements.
(14) Operation Modes: Discover our versatile operation modes, each designed for precision and adaptability. 'A(1,2)' offers manual operation with ergonomic long or short handles. 'E' features advanced electric proportional control, while 'EA(1,2)' combines it with manual operation for ultimate adaptability. 'D' provides electric switching control, enhanced by 'DA(1,2)' for manual adjustments. 'M' offers expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' present unique pilot oil port designs, ensuring comprehensive system mastery.
(15) Ancillary Block Port Sizes: Achieve seamless integration and peak performance with our expertly engineered port size options, including /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each is designed to offer unmatched adaptability across various systems and operational needs, ensuring your system performs at its best.
(16) End Plate Options: Explore our expertly crafted end plate solutions, engineered for maximum functionality and flexibility. 'E1' offers external discharge of pilot oil with oil return control port T. 'E2' enhances flexibility with an additional port Y. 'E3' provides advanced performance with a 2-position, 3-way magnetic ball valve for enhanced system pressure when activated, ensuring reliability and superior functionality.
E4 mirrors 'E1', featuring advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2's features with internal discharge for enhanced system performance. 'E6' mirrors 'E3's sophisticated design with advanced discharge control, ideal for demanding system requirements, ensuring your system remains efficient and sophisticated.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, including G12-12VDC, designed for safety and reliability in challenging environments. Our offerings ensure your system's stability and performance, providing specialized solutions tailored to any application.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Founded in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and unparalleled excellence in the hydraulic industry. As a prestigious subsidiary of China Baoan Group (stock code: 000009), we pride ourselves as a national high-tech enterprise dedicated to cutting-edge technological breakthroughs and maintaining exceptional quality standards. With expertise in comprehensive research, advanced development, precise manufacturing, and strategic marketing of superior hydraulic components, we are nationally celebrated as a 'specialized, refined, and innovative' small giant enterprise. Our relentless commitment to excellence solidifies our leadership in the industry.
At the forefront of our innovative offerings is our flagship product: the Enhanced Safety Atex Valve. This engineering masterpiece epitomizes advanced hydraulic system control, designed for flawless integration into construction machinery and heavy-duty equipment. It plays a critical role in essential applications such as life-saving emergency rescue operations, intricate tunnel engineering, expansive mining activities, and the operation of crucial municipal service vehicles. Our dedication to forming strategic partnerships with prominent domestic manufacturers accelerates the localization of core hydraulic components for high-end machinery. Guided by our philosophy-'serving customers with technology, impressing with our attitude, and retaining through quality'-we are committed to delivering outstanding products, unparalleled services, and innovative solutions. Aspiring to be recognized globally as a leading supplier of premium hydraulic components, we continually aim to set new standards of excellence on the global 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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