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 unrivaled power through our custom-designed pressure control solutions, impeccably crafted to cater to a variety of applications. These precision-engineered options ensure exceptional accuracy and harmonious alignment with your operational objectives, tailored to meet and exceed your expectations.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting seamlessly integrated, custom-engineered solutions tailored to fit your unique operational needs. Enjoy adaptable configurations that empower precise achievement of desired outcomes effortlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Amplify your system's efficiency and control prowess: Meticulously crafted to significantly enhance performance, offering unmatched control and exceptional effectiveness that revolutionizes 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-calibrated tuning that ensures unparalleled system efficiency and adaptability.D/F - Introducing a state-of-the-art, precisely engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with meticulous precision to uphold a designated pressure, dramatically enhancing safety measures and optimizing operational security and reliability to unmatched heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar. This component epitomizes adaptability, flawlessly fulfilling every hydraulic demand. The /NF configuration features systems without a pressure limiting valve, expertly devised for HLPSV, offering unparalleled pressure control with supreme precision.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a paragon of design, masterfully created to address every application, ensuring a product that perfectly aligns with your specific needs, 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 seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection: 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, customized to your distinctive needs.
(10) Valve core function symbols: Discover an expansive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of hydraulic efficiency with our outstanding output flow options. Choose from a spectrum of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each is crafted for optimal performance and unwavering reliability, ensuring your system operates at its finest.
(12) Secondary Pressure Limitation Options: Embrace supreme safety and dependability with our expertly crafted pressure limitation options, precisely tuned in bar for your ultimate assurance. Select 'N' for a straightforward approach without pressure limiting, or 'C' for simultaneous pressure control on actuator ports A & B, guaranteeing consistent results. For specialized, independent regulation, 'A---B---' offers tailored management of ports A and B. Each option is carefully engineered to maintain the highest integrity of your system, keeping operations secure and efficient at all times.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with a suite of tailored options designed for peak performance. For straightforward requirements, choose 'N' with no additional function ON/OFF or pressure outlet needs. If enhanced control is necessary, 'X' with C-type pressure limitation suits your needs perfectly, or opt for 'S/S1' with AB-type limitation for superior oversight. For precise electrical operation, select 'A' for ON/OFF on side A or 'B' for side B. Each option is meticulously crafted to deliver superior precision, efficiency, and excellence in operations.
(14) Operation Modes: Discover our versatile range of operation modes, each designed for exceptional adaptability and precision. 'A(1,2)' offers manual operation with a choice of long or short handles, ensuring ergonomic comfort. Experience advanced electric proportional control with 'E', or blend it with manual operation using 'EA(1,2)' for optimal adaptability. 'D' facilitates electric switching value control, enhanced by 'DA(1,2)' for manual use. Opt for 'M' for professional manual friction positioning with a long handle, while 'H' and 'F' provide unique pilot oil port arrangements for comprehensive hydraulic control.
(15) Ancillary Block Port Sizes: Boost 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 assure seamless system integration. Each option is designed for unparalleled adaptability, delivering peak performance across a range of systems and operational needs, ensuring your system remains at its best.
(16) End Plate Options: Explore our expertly crafted end plate solutions, each offering unmatched functionality and adaptability. 'E1' leads with external discharge of pilot oil and oil return control port T. Expand your system's capabilities with 'E2', featuring an additional port Y for enhanced versatility. 'E3' is engineered for superior performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring top-tier functionality and dependability.
E4 echoes 'E1', integrating advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge for superior system performance. The sophisticated design of 'E6' offers advanced discharge control, crafted to meet the most demanding system requirements, keeping your system at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our range of robust voltage options, including the G12-12VDC, all designed to ensure safety and reliability, even in the most challenging conditions. Our options provide specialized solutions, ensuring your system remains stable and performant without compromise.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 become a beacon of innovation in the hydraulic industry, consistently leading the way in groundbreaking technologies and unparalleled excellence. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise that symbolizes our unwavering dedication to advancing technology and maintaining superior quality standards. Our extensive expertise covers comprehensive research, state-of-the-art development, precise manufacturing, and strategic marketing of premier hydraulic components. Acclaimed nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are committed to continuously raising our standards of excellence, further solidifying our leadership position in the industry.
At the forefront of our groundbreaking product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes cutting-edge hydraulic system control, expertly designed for seamless integration into construction machinery and resilient heavy-duty equipment. Its vital functionality spans critical applications, including essential life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of crucial municipal service vehicles. Our dedication to forming strategic alliances with leading domestic manufacturers accelerates the localization of key hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are committed to creating exceptional products, providing unrivaled services, and delivering innovative solutions. With an ambition to be globally recognized as a trusted supplier of premier hydraulic components, we tirelessly strive to set new standards 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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