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 unprecedented power with bespoke pressure control solutions expertly tailored for a wide range of applications. Masterfully designed to meet your exact requirements, these options deliver unrivaled precision and alignment with your strategic objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that seamlessly integrate with your distinctive operational needs. Revel in adaptable configurations that empower you to achieve your preferred results with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's efficiency and control to unprecedented levels: Expertly crafted to amplify your system's performance, offering unparalleled control and extraordinary effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when energized, unloading when de-energized; D - Normally closed magnetic ball valve, unloading the pump when energized, pressurizing when de-energized. Precision adjustment that delivers unmatched system efficiency and flexibility.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with flawless precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unparalleled heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component represents adaptability, effortlessly fulfilling every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unrivaled pressure control for various applications with supreme precision.
(7) Product Series Classification - The Epoch of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, skillfully engineered to address every application, ensuring you obtain 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 a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each delivering precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unrivaled precision and reliability.
(11) Output flow code for ports A & B: Achieve peak operational efficiency with an array of meticulously calibrated maximum output flows available in 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is engineered for supreme performance and unwavering reliability, allowing your system to function at its optimal capacity with confidence.
(12) Secondary Pressure Limitation Options: Elevate your safety protocols and operational reliability with our expertly engineered pressure limitation options, calibrated in bar for unparalleled peace of mind. Select 'N' for operations where pressure limiting protection is not required, ideal for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is critical, ensuring consistent and reliable performance. For specialized control, 'A---B---' offers tailored and independent management of ports A and B. Each option is crafted with precision to uphold the highest standards of system integrity, securing your operations with robust efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with a suite of customizable options designed for optimal performance. For basic operations, choose 'N', which requires no function ON/OFF or pressure outlet adjustments. If your process demands superior control, the 'X' option with C type pressure limitation is ideal, or opt for 'S/S1' with AB type pressure limitation for enhanced oversight. For electrical precision, 'A' enables ON/OFF functionality on side A, while 'B' caters to side B. Each selection is meticulously designed to ensure peak precision, efficiency, and operational excellence tailored to your needs.
(14) Operation Modes: Discover our diverse range of operation modes, each intricately designed for unmatched versatility and precision. The 'A(1,2)' mode offers manual operation options with a choice of long or short handle, tailored for your ergonomic preferences. 'E' mode delivers advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for dynamic adaptation and responsiveness. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual versatility. Choose 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' modes offer unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control and mastery over your hydraulic system.
(15) Ancillary Block Port Sizes: Elevate your system's adaptability and performance with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration. Each option is optimized for unmatched adaptability, guaranteeing peak performance across diverse systems and operational demands, ensuring your system operates at its pinnacle.
(16) End Plate Options: Explore our expertly crafted end plate solutions, each designed to meet stringent standards of functionality and adaptability. 'E1' establishes the benchmark with its external discharge of pilot oil and oil return control port T. 'E2' augments capabilities with an added port Y for increased flexibility. 'E3' is engineered for superior performance with a 2-position, 3-way magnetic ball valve that enhances system pressure to safety valve levels when activated, ensuring superior functionality and uncompromising reliability.
E4 mirrors 'E1', offering cutting-edge internal discharge of pilot oil and a sealed port T, optimizing efficiency. 'E5' incorporates the robust features of 'E2' with internal discharge for exceptional system performance. 'E6' encapsulates 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 technological sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and secure voltage solutions, including the G12-12VDC, meticulously designed for safety and reliability even in the most challenging environments. Our offerings provide specialized solutions and security tailored to any application, ensuring your system's stability and performance are consistently optimized.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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