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 - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. These precision-crafted options provide unmatched accuracy, perfectly aligning with your operational goals, to meet your unique needs seamlessly.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that are seamlessly integrated with your demands. Experience effortless customizable configurations that empower you to achieve precise outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control: This expertly crafted valve enhances performance with unmatched control, revolutionizing operational capabilities to new heights of effectiveness.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. Enjoy precision tuning for unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). Crafted with immaculate precision to uphold specific pressure values, it boosts safety measures and optimizes operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, fulfilling every hydraulic requirement with supreme accuracy, offering systems without a pressure limiting valve, expertly designed for HLPSV.
(7) Product Series Classification - The Paramount 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 products that align with 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 or intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an exhaustive array: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet/outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover precision options, customized for exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive collection of core functions: L, M, F, H, J, B, R, O, N, each crafted to satisfy specific functional requirements with precision and reliability.
(11) Output flow code for ports A & B: Elevate your system's potential with a spectrum of maximum output flows meticulously crafted for supreme efficiency and reliability. Available in 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each option is engineered for optimal performance and steadfast dependability.
(12) Secondary Pressure Limitation Options: Embrace a new pinnacle of safety and reliability with our precision-engineered pressure limitation options, each calibrated in bar to ensure peace of mind. Choose 'N' for operations that require simplicity without pressure limiting features. Opt for 'C' where simultaneous pressure management on actuator ports A & B is critical, ensuring consistent and reliable functionality. For custom, independent oversight, select 'A---B---', designed for specialized management of ports A and B. Each choice is crafted to uphold the highest standards of system integrity, guaranteeing secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operations with cutting-edge customizable options designed for exceptional performance. For straightforward processes, select 'N' which requires no function ON/OFF or pressure outlet. For enhanced control, 'X' in combination with C type pressure limitation offers superior oversight, or select 'S/S1' with AB type limitation for maximum precision. For electronic precision, choose 'A' for ON/OFF functionality on side A, or 'B' on side B. Each meticulously crafted choice ensures unmatched precision, efficiency, and operational excellence.
(14) Operation Modes: Delve into our array of operation modes, each designed with precision for versatility and control. 'A(1,2)' offers manual operation with customizable handle options for ergonomic comfort. 'E' provides cutting-edge electric proportional control, while 'EA(1,2)' combines this with manual operation for ultimate adaptability. 'D' offers electric switching value control, while 'DA(1,2)' introduces manual enhancements. Choose 'M' for expert manual friction positioning with an extended handle. For purely hydraulic operations, 'H' and 'F' present unique pilot oil port designs for comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability and performance with our meticulously designed port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each engineered for seamless integration and exceptional adaptability, ensuring peak performance across varying systems and operational demands.
(16) End Plate Options: Experience our expertly crafted end plate solutions, each tailored for superior functionality and adaptability. 'E1' provides standard external discharge of pilot oil and oil return control port T. 'E2' enhances your system's flexibility with an extra port Y. 'E3' is engineered for advanced performance, featuring a 2-position, 3-way magnetic ball valve that boosts system pressure to safety valve levels, ensuring unmatched functionality and reliability.
E4 mirrors 'E1', incorporating advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' parallels 'E2' with internal discharge for superior system performance. 'E6' encapsulates 'E3's sophisticated design, providing advanced discharge control ideal for the most demanding requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our durable and secure voltage options, such as the G12-12VDC, designed for utmost safety and reliability in challenging environments. Our offerings provide specialized security solutions tailored to any application, ensuring your system's stability and performance remain uncompromised.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its esteemed establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry landscape with its relentless pursuit of groundbreaking innovation and unparalleled excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly stand as a beacon of national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered nationwide as a 'specialized, refined, and innovative' small giant enterprise, we consistently strive to elevate our standards of excellence, further solidifying our position at the forefront of the industry.
At the core of our pioneering product lineup lies our flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering represents the pinnacle of state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functionality extends across essential applications, encompassing life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of critical municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers accelerates 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 delivering 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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