Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the pinnacle of hydraulic innovation, seamlessly unifying pressure, flow, and directional control into one superior, cohesive system. This unique integration ensures unmatched performance and reliability across a spectrum of applications. Precisely crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves integrate effortlessly into high-end hydraulic systems, indispensable for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unrivaled precision and control. Key highlights include a compact design, superior energy efficiency, and the capability for stepless speed control. Additionally, they allow 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. On the other hand, the HLPSV valves are ingeniously tailored for variable pump systems. Although HLPSV valves might exhibit a slightly slower response, they excel in exceptional energy-saving performance, making them the quintessential choice where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves distinguish themselves as the premier solution for advanced hydraulic control requirements, offering a flawless blend 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 extraordinary power with bespoke pressure control solutions, masterfully designed for a wide range of applications. These options are precision-engineered to align seamlessly with your operational aspirations, providing unparalleled accuracy and reliability in every facet of your work.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing bespoke solutions that seamlessly integrate with your distinct operational needs. Delight in customizable setups that empower precise achievement of your desired results with effortless precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's capabilities with expertly designed components that provide exceptional control and efficiency, transforming the way you operate and unlocking new potential for performance.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. Achieve unrivaled system adaptability and precision tuning for optimal efficiency.D/F - Introducing an advanced, meticulously engineered pressure limiting valve for secondary pressure (F50). This innovation is crafted to maintain a specified pressure, significantly enhancing safety and optimizing operational dependability and security to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate adaptability with settings adjustable between 63 to 400 bar. This component embodies versatility, perfectly meeting every hydraulic demand. The /NF configuration is expertly crafted for HLPSV, delivering unmatched pressure control with peerless precision.
(7) Product Series Classification - The Zenith of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a paragon of design, meticulously crafted to cater to all applications, ensuring you receive a product that impeccably aligns with your specific needs and delivers extraordinary performance every time.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; With auxiliary blocks or intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless integration, ensuring peak 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, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Each option is pre-optimized for precision and exceptional efficiency, meticulously customized to your distinct needs.
(10) Valve core function symbols: Discover an extensive array of core functions: L, M, F, H, J, B, R, O, N, each carefully crafted to meet specific functional demands with unparalleled precision and dependability.
(11) Output Flow Code for Ports A & B: Unlock the pinnacle of efficiency with our maximum output flow options. Choose from 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, each meticulously engineered for top-tier performance and unwavering reliability. Experience a flawless synergy of precision and power, tailored to propel your operations to new heights of excellence.
(12) Secondary Pressure Limitation Options: Elevate your operational safety and reliability with our expertly designed pressure limitation options. With precise bar calibrations, enjoy peace of mind with every choice. Opt for 'N' for operations without pressure limiting protection for straightforward tasks. Choose 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring consistent performance. For specialized and independent control, select 'A---B---' to manage ports A and B independently. Every option is crafted to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient at all times.
(13) Function ON/OFF and Pressure Outlet Options: Maximize your operational prowess with our customizable options, meticulously designed for peak performance. For straightforward tasks, 'N' offers no function ON/OFF or pressure outlet requirements. For processes requiring enhanced control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation is ideal. For precise electrical control, 'A' for ON/OFF functionality on side A or 'B' for side B is available. Each choice ensures maximum precision, efficiency, and operational excellence tailored to your specific needs.
(14) Operation Modes: Delve into our diverse operation modes, each crafted for unparalleled versatility and precision. 'A(1,2)' offers manual operation with a choice of ergonomic handle lengths. 'E' introduces advanced electric proportional control, while 'EA(1,2)' integrates manual operation for supreme adaptability. 'D' delivers electric switching value control, complemented by manual enhancements in 'DA(1,2)'. Opt for 'M' for expert manual friction positioning. For hydraulic operations, 'H' and 'F' provide distinct pilot oil port designs, ensuring comprehensive control and mastery over your systems.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our carefully crafted port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration into any system. Each option promises unmatched adaptability, maintaining peak performance across diverse systems and operational demands, ensuring your operations are always optimized for success.
(16) End Plate Options: Explore our meticulously designed end plate solutions, each crafted to uphold the highest standards of adaptability and functionality. 'E1' offers external pilot oil discharge with oil return control port T. 'E2' adds a port Y for enhanced flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, guaranteeing superior functionality and reliability.
E4 replicates 'E1' with cutting-edge internal pilot oil discharge for optimized efficiency. 'E5' mirrors 'E2' with internal discharge for enhanced performance. 'E6' incorporates 'E3's sophisticated design for advanced discharge control, crafted for the most demanding requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including the G12-12VDC, engineered to deliver safety and reliability in even the most challenging environments. Our offerings provide specialized solutions tailored to any application, ensuring your system's stability and performance are consistently maintained.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 been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are a nationally recognized high-tech enterprise, dedicated to pioneering technological advancements and maintaining superior quality standards. Our expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are committed to continuously elevating our standards of excellence, solidifying our position as industry leaders.
At the forefront of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This state-of-the-art marvel represents modern engineering in hydraulic system control, crafted for seamless integration into construction machinery and heavy-duty equipment. Its vital functionality spans life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and essential municipal service vehicles. Our commitment to strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to producing exceptional products, offering unmatched services, and delivering groundbreaking solutions. With aspirations to be globally recognized as a trusted supplier of premier hydraulic components, we strive to set new excellence benchmarks on the international scene.
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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