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 - A master key to unlocking the potential of your system. These codes are the blueprint for excellence, ensuring every connection is precise and impactful.
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 and precision with our custom pressure control solutions, meticulously designed to cater to a spectrum of diverse applications. Tailored with exactitude to align seamlessly with your unique operational objectives, these options provide exceptional accuracy, ensuring your goals are met with outstanding efficacy.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover bespoke, custom-engineered solutions meticulously crafted to integrate seamlessly with your unique operational demands. Enjoy adjustable configurations that empower you to achieve desired outcomes with precision and effortless efficiency.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's performance and control to extraordinary new heights. Expertly designed to enhance operational capabilities, it provides unparalleled control and effectiveness, revolutionizing your system's 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. Experience precision tuning that delivers unmatched system efficiency and adaptability tailored to your needs.D/F - Introducing a state-of-the-art, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel delivers immaculate precision, upholding a specific pressure value, significantly enhancing advanced safety measures and elevating operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the apex of adaptability and precision with adjustable settings ranging from 63 to 400 bar. This versatile component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration caters to systems without a pressure limiting valve, expertly crafted for HLPSV, offering unrivaled pressure control and supreme accuracy for a wide array of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterful design, skillfully engineered to meet every application need. Acquire a product that aligns seamlessly with your specific requirements, delivering 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, expertly engineered for flawless and seamless integration, ensuring optimal efficiency and performance.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover options offering precision and exceptional efficiency, customized to meet your specific operational needs.
(10) Valve core function symbols: Explore a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Reach the pinnacle of hydraulic efficiency with our comprehensive selection of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously crafted to deliver unmatched performance and unwavering dependability, ensuring your operations run seamlessly and effectively.
(12) Secondary Pressure Limitation Options: Discover a new level of safety and reliability with our state-of-the-art pressure limitation solutions, ingeniously calibrated in bar for your utmost peace of mind. Choose 'N' for straightforward tasks without pressure-limiting protection. Opt for 'C' to apply simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent and reliable performance. For individualized control, select 'A---B---', providing specialized management for ports A and B. Each option is precisely engineered to maintain the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational standards with our diverse range of customizable options designed for top-tier performance. For basic operations, select 'N' with no ON/OFF or pressure outlet needs. If your process requires advanced control, 'X' combined with C type pressure limitation offers precise management, or choose 'S/S1' with AB type pressure limitation for superior oversight. For precise electrical control, choose 'A' for ON/OFF functionality on side A or 'B' for side B. Every option is meticulously crafted to ensure unparalleled precision, efficiency, and operational excellence.
(14) Operation Modes: Embrace an array of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' offers manual operation with long or short handle options, tailored to your ergonomic preferences. 'E' provides cutting-edge electric proportional control, while 'EA(1,2)' merges this with manual operation for optimal adaptability and responsiveness. 'D' offers electric switching value control, enhanced by 'DA(1,2)' for manual adjustments. Choose 'M' for expert manual friction positioning with a long handle. For entirely hydraulic operations, 'H' and 'F' present unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive system mastery.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration. Each selection is crafted for unparalleled adaptability, delivering exceptional performance across diverse systems and operational demands, ensuring your system remains at peak efficiency.
(16) End Plate Options: Explore our expertly designed end plate solutions, each crafted to meet the highest standards of functionality and adaptability. 'E1' sets the benchmark with its external discharge of pilot oil and the oil return control port T. 'E2' extends your capabilities with an extra port Y, providing enhanced flexibility. 'E3' is engineered for advanced performance with a 2-position, 3-way magnetic ball valve, raising system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', featuring innovative internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' incorporates the robust attributes of 'E2' with internal discharge for superior system performance. 'E6' embodies the sophisticated design of 'E3', providing advanced discharge control, ideal for the most demanding system requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our durable and secure voltage options, including the G12-12VDC, ingeniously designed for safety and reliability, even in the most demanding conditions. Our offerings deliver specialized solutions and security tailored for any application, ensuring the stability and performance of your system are never compromised.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its illustrious founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly hold the title of a national high-tech enterprise. Our commitment to pushing technological frontiers and maintaining superior quality is unmatched. With a profound expertise that spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of premium hydraulic components, we are recognized as a 'specialized, refined, and innovative' small giant enterprise in China. Our steadfast pursuit of elevating excellence solidifies our leadership role in the industry.
At the core of our innovative product offerings is our flagship marvel: the Enhanced Safety Atex Valve. This cutting-edge hydraulic control system is expertly engineered for flawless integration into construction machinery and heavy-duty equipment. Its vital applications span across life-saving emergency rescues, intricate tunnel engineering, ambitious mining operations, and essential municipal service vehicles. Our dedication to strategic alliances with top domestic manufacturers accelerates the localization of essential hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing with attitude, and retaining with quality'-we are committed to delivering exceptional products, unparalleled services, and pioneering solutions. Aspiring to be globally acknowledged as a trusted supplier of premier hydraulic components, we continuously set new international excellence benchmarks.
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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