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 ultimate in power and performance with our bespoke pressure control solutions! Specifically designed for a range of applications, these options are crafted with precision to perfectly align with your unique operational needs. Achieve superior accuracy and seamless integration with your technical requirements.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Our custom-engineered solutions seamlessly integrate into your operations, offering tailored configurations that empower you to achieve precision-driven outcomes with ease and confidence.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's control and efficiency to exceptional levels: Expertly designed to enhance your system's capabilities, this component provides unparalleled control and effectiveness, transforming your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve that pressurizes the pump when powered and unloads it when unpowered; D - Normally closed magnetic ball valve that unloads the pump when powered and pressurizes it when unpowered. Enjoy precision-tuned systems that deliver unmatched efficiency and adaptability.D/F - Discover the pinnacle of pressure control with our state-of-the-art precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is built to maintain a designated pressure value, significantly enhancing safety protocols and optimizing operational reliability and security to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the highest level of versatility with adjustable pressure settings ranging from 63 to 400 bar. This component represents the epitome of adaptability, meeting every hydraulic need seamlessly. The /NF configuration, expertly designed for HLPSV, delivers unmatched pressure control across diverse applications with supreme precision.
(7) Product Series Classification - Discover the Zenith of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series showcases exemplary design and craftsmanship, meticulously created to meet diverse applications, ensuring a product that perfectly suits your specific requirements and consistently delivers outstanding performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Introducing auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, precisely engineered for flawless integration, ensuring optimal system efficiency.
(9)Directional valve block inflow controller options: Select from an extensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for simultaneous inlet and outlet adjustments, specifically for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-configured selections, each offering outstanding precision and efficiency, tailored to your unique specifications.
(10) Valve core function symbols: Explore a comprehensive suite of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands, delivering unmatched precision and reliability.
(11) Output flow code for ports A & B: Maximize operational efficiency by selecting from our comprehensive range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow level is expertly crafted to deliver supreme performance and unwavering dependability, ensuring your system operates at its peak.
(12) Secondary Pressure Limitation Options: Ensure unparalleled safety and dependability with our precision-engineered pressure limitation options. Choose 'N' for operations free of pressure limiting, perfect for straightforward tasks. Opt for 'C' when you require simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent performance. For tailored, independent control, select 'A---B---', offering specialized management of ports A and B. Each option upholds the highest standards of system integrity, securing safe, efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your system's excellence with our range of customizable options. For basic operations, 'N' requires no function ON/OFF or pressure outlet. For enhanced control, choose 'X' with C type pressure limitation, or 'S/S1' for AB type limitation, providing superior oversight. For electrical precision, select 'A' for side A or 'B' for side B ON/OFF functionality. Each option is crafted for maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our diverse operation modes, each meticulously engineered for versatility and precision. 'A(1,2)' offers manual operation with a choice of handle lengths for ergonomic compatibility. 'E' provides advanced electric proportional control, with 'EA(1,2)' adding manual flexibility. 'D' offers electric switching control, with 'DA(1,2)' for manual improvements. 'M' ensures expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' provide pilot oil port designs, aligned or perpendicular, for complete system mastery.
(15) Ancillary Block Port Sizes: Boost adaptability with our engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each option is crafted for adaptability, ensuring peak performance across diverse systems and demands.
(16) End Plate Options: Explore our expertly designed end plate solutions for peak functionality and adaptability. 'E1' provides external pilot oil discharge and control port T. 'E2' adds port Y for flexibility. 'E3' includes a 2-position, 3-way magnetic ball valve, enhancing pressure to safety valve levels when needed, ensuring superior performance and reliability.
E4 replicates 'E1' with advanced internal pilot oil discharge and a sealed port T for efficiency. 'E5' integrates the robustness of 'E2' with internal discharge for exceptional performance. 'E6' mirrors 'E3', offering advanced discharge control for demanding requirements, ensuring efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage options, such as the G12-12VDC, designed for utmost safety and reliability in challenging environments. Our offerings ensure stability and performance, tailored to any application, safeguarding your system's integrity.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 become a beacon of innovation and excellence in the hydraulic industry. As a prestigious subsidiary of the China Baoan Group (stock code: 000009), we are proud to be a national high-tech enterprise. Our mission is defined by our dedication to pioneering technological advancements and maintaining the highest standards of quality. Our expertise includes comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated across China as a 'specialized, refined, and innovative' small giant enterprise, we remain committed to pushing the boundaries of excellence, solidifying our leadership in the industry.
At the forefront of our revolutionary product lineup is our flagship creation: the Enhanced Safety Atex Valve. This engineering masterpiece epitomizes state-of-the-art hydraulic system control, designed for seamless integration into construction machinery and heavy-duty equipment. Its vital role spans critical applications, including life-saving emergency rescue missions, intricate tunnel engineering, expansive mining operations, and the operation of essential municipal service vehicles. Our commitment to forming strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to delivering exceptional products, unmatched services, and groundbreaking solutions. With aspirations of being globally recognized as a trusted supplier of premier hydraulic components, we consistently strive to set new standards 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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