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 hydraulic power management with our custom pressure control solutions, crafted to cater to a variety of applications. Precision-engineered to align perfectly with your operational objectives, these options deliver unrivaled accuracy and performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover bespoke solutions that seamlessly integrate with your operational needs. Our customizable configurations allow you to achieve your desired results with exceptional ease and accuracy.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's performance and efficiency: Expertly designed to enhance your system's capability, offering unmatched control and revolutionary impact on your operations.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, deactivating when unpowered; D - Normally closed magnetic ball valve, deactivating the pump when powered, activating when unpowered. Precision tuning that offers unmatched system efficiency and flexibility.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with impeccable precision to maintain a specific pressure, significantly enhancing safety measures and optimizing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in exceptional adaptability and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes versatility, effortlessly meeting hydraulic needs. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unparalleled pressure control for a wide range of applications with supreme accuracy.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to exceptional design, skillfully fashioned to meet every application, ensuring a product that perfectly aligns with your specific needs, delivering consistently 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, meticulously engineered for flawless integration, ensuring peak efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive collection of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each offering precision and unmatched efficiency, tailored to your unique needs.
(10) Valve core function symbols: Discover a diverse array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unparalleled precision and dependability.
(11) Output flow code for ports A & B: Unlock the ultimate in hydraulic power with peak efficiency! Our system offers a spectrum of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is expertly engineered to deliver supreme performance and unwavering reliability, ensuring your operations surpass expectations and set new benchmarks for excellence.
(12) Secondary Pressure Limitation Options: Experience a new standard of safety and reliability with our precision-engineered pressure limitation options. Each option is meticulously calibrated in bar to provide you with peace of mind and flawless performance. For straightforward tasks, opt for 'N' where pressure limiting is non-essential. When simultaneous pressure limitation on actuator ports A & B is critical, select 'C'. For personalized and independent control, 'A---B---' offers specialized management, ensuring your system maintains the pinnacle of integrity and operational security.
(13) Function ON/OFF and Pressure Outlet Options: Take your operational prowess to new heights with our customizable options designed for peak performance. For simple operations, 'N' requires no function ON/OFF or pressure outlet. For enhanced process control, 'X' with C type pressure limitation, or 'S/S1' with AB type pressure limitation, offers superior oversight. For electrical accuracy, choose 'A' for ON/OFF on side A or 'B' for side B. Each selection is crafted to deliver exceptional precision, efficiency, and operational excellence.
(14) Operation Modes: Discover unmatched versatility and precision with our diverse operation modes. 'A(1,2)' provides manual operation with ergonomic handle options. 'E' offers sophisticated electric proportional control, while 'EA(1,2)' combines this with manual adaptability. 'D' delivers electric switching value control, enhanced by 'DA(1,2)'. Choose 'M' for advanced manual friction positioning. For hydraulic control, 'H' and 'F' offer unique pilot oil port designs, ensuring supreme mastery over your system.
(15) Ancillary Block Port Sizes: Enhance system integration and performance with our meticulously engineered port size choices. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless adaptability across diverse systems and demands, guaranteeing your system consistently operates at its peak capabilities.
(16) End Plate Options: Uncover expertly crafted solutions with our end plate options, each designed for optimal functionality and adaptability. 'E1' sets the benchmark with external pilot oil discharge and port T control. 'E2' elevates flexibility with an additional port Y. 'E3' enhances system performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels, ensuring unparalleled functionality and reliability.
'E4' mirrors 'E1' with cutting-edge internal pilot oil discharge and a sealed port T for enhanced efficiency. 'E5' integrates 'E2's robust features with internal discharge for superior performance. 'E6' embodies 'E3's advanced design, offering sophisticated discharge control for the most demanding requirements, ensuring your system remains at the height of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, like the G12-12VDC, designed to maintain safety and reliability in the toughest environments. Our specialized solutions ensure your system's stability and performance remain uncompromised, tailored to meet any application with unwavering confidence.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since our prestigious establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the renowned China Baoan Group (stock code: 000009), we hold the esteemed title of a national high-tech enterprise. Our relentless drive for technological advancements and commitment to quality set us apart as pioneers in the field. Our exceptional expertise spans comprehensive research, state-of-the-art development, precise manufacturing, and strategic marketing of premier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our mission to perpetually enhance our standards of excellence, reinforcing our leadership position in the industry.
At the core of our innovative product suite stands our flagship creation: the Enhanced Safety Atex Valve. This engineering marvel exemplifies cutting-edge hydraulic system control, precisely designed for flawless integration into construction machinery and robust heavy-duty equipment. Its critical role extends across vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering commitment to forging strategic partnerships with leading domestic manufacturers accelerates the localization of key hydraulic components for advanced 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 crafting exceptional products, delivering unparalleled services, and providing innovative solutions. Aspiring to be globally acknowledged as a trusted supplier of superior hydraulic components, we relentlessly pursue 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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