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 - Experience the pinnacle of mechanical excellence with our HLPSL pump. It transforms your setup into a masterpiece of engineering, providing a flawlessly consistent workflow. Count on its unmatched reliability to empower your machinery with precision that exceeds all expectations.;
HLPSV: Variable Displacement Pump - Embrace the epitome of adaptability and innovation with the HLPSV pump. Its advanced design caters to a diverse range of operational needs, offering fluid transitions and superior control. Stay ahead of the curve with a system always at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where meticulous engineering meets steadfast reliability. These specifications ensure flawless performance and supreme dependability across all applications, forming the bedrock of operational success.:
2-G3/8; Emphasizing compact efficiency, this design excels in space-restricted environments, ensuring performance without compromise through precision engineering.
3-G1/2; Designed for resilience, this component provides a robust backbone, standing firm against challenging conditions with enduring capability and performance.;
4-G3/4; Integrating advanced connectivity, this component raises system efficiency, offering unmatched control and operational finesse.;
5, 55-G1; Delivering substantial flow rates for high-demand needs, this component excels in high-pressure scenarios with precision and robust performance.;
6-G1 1/4; Engineered for extraordinary performance in demanding environments, this component redefines power and capability, achieving unprecedented benchmarks.;
(3) Additional Components and Specifications - Harness the power of advanced components that elevate system performance to new heights. These specifications transform operations into paragons of success, setting the standard for excellence.:
C,Standard Type - A steadfast foundation precisely crafted to meet critical operational needs. Depend on this component for unwavering support and unrivaled reliability, empowering your system to achieve its utmost potential.;
G,Throttle Valve (For HLPSL only) - Master precision control to maximize system efficiency. This valve refines operations to ensure seamless component synergy for optimal performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximize flow management with this valve, achieving exceptional performance and reliability beyond conventional limits.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with bespoke pressure control solutions, meticulously designed for diverse applications. Crafted with precision to align perfectly with your operational requirements, these options offer unmatched accuracy and harmony with your goals, ensuring peak performance.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 unique operational needs. Enjoy customizable configurations that empower precise, effortless achievement of desired outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to unprecedented heights: Expertly designed to enhance system performance, providing unmatched control and extraordinary effectiveness, revolutionizing 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 ensures unmatched system efficiency and adaptability.D/F - Introducing a groundbreaking, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision, upholding a specifically designated pressure value, significantly enhancing safety measures and optimizing operational security and reliability to unparalleled levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, effortlessly satisfying every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, providing unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns 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, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an extensive array of options: 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. Discover pre-selectable options, each offering precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Explore a comprehensive collection 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: Maximize your system's efficiency with our comprehensive range of output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is meticulously crafted to deliver superior performance and unwavering dependability, ensuring your equipment operates at its peak potential.
(12) Secondary Pressure Limitation Options: Indulge in exceptional safety and reliability with our precision-engineered pressure limitation options. Calibrated in bar, these options provide peace of mind and unmatched system integrity. Choose 'N' for straightforward operations without pressure limiting protection. Opt for 'C' for crucial simultaneous pressure limitation on actuator ports A & B, guaranteeing steady performance. For precise and independent management, 'A---B---' offers specialized control over ports A and B. Each option is crafted to uphold the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your system performance with our selection of customizable options. For basic operations, 'N' requires no function ON/OFF or pressure outlet. For enhanced control, 'X' with C type pressure limitation, or 'S/S1' with AB type pressure limitation, ensures superior oversight. For precise electrical control, choose 'A' for ON/OFF on side A, or 'B' on side B. Each option is designed for maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our diverse operation modes, crafted for exceptional versatility and precision. 'A(1,2)' offers manual operation with ergonomic handle options. 'E' provides electric proportional control, while 'EA(1,2)' combines this with manual operation for adaptability. 'D' features electric switching value control, complemented by 'DA(1,2)' for manual adjustments. 'M' delivers manual friction positioning with a long handle. For hydraulic-only operations, 'H' and 'F' offer unique pilot oil port designs, either aligned or perpendicular, for comprehensive control.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability with our carefully engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration. Each option is crafted for unparalleled adaptability, delivering peak performance across diverse systems and operational needs.
(16) End Plate Options: Explore our end plate solutions, each tailored for supreme functionality and adaptability. 'E1' features external discharge of pilot oil and oil return control port T. 'E2' adds an extra port Y for increased flexibility. 'E3' includes a 2-position, 3-way magnetic ball valve to enhance system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', designed with internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2's features with internal discharge for enhanced performance. 'E6' incorporates 'E3's sophisticated design, providing advanced discharge control for demanding requirements, ensuring your system's leading efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including the G12-12VDC, designed for safety and reliability in the most demanding conditions. Our solutions are tailored to maintain system stability and performance, ensuring uncompromised security across applications.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 illuminated the hydraulic industry with its relentless pursuit of groundbreaking innovation and unparalleled excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered across the nation as a 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to continuously elevate our standards of excellence, further cementing our position as leaders in the industry.
At the heart of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering represents state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality extends across vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers expedites the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are devoted to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With an ambition to be recognized globally as a trusted supplier of premier hydraulic components, we continually strive to set 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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