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. Meticulously crafted to meet your exacting specifications, these options deliver precision, align perfectly with your operational aspirations, and provide accuracy that is simply unmatched.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions masterfully integrated with your operational requirements. Experience highly customizable configurations that empower you to achieve desired results effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your efficiency and control to unprecedented levels: Crafted with expertise, it enhances system performance, providing extraordinary control and exceptional effectiveness, transforming 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 that ensures unmatched system efficiency and flexibility.D/F - Presenting a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is meticulously crafted to maintain a specific pressure value, significantly enhancing safety measures and optimizing security and reliability to unmatched levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in supreme versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic need. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unrivaled pressure control with supreme accuracy for diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series showcases a masterclass in design, expertly crafted to meet every application, ensuring seamless alignment with specific requirements and 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, skillfully engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive range 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 outstanding efficiency, customized to your needs.
(10) Valve core function symbols: Explore a wide array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to fulfill specific functional requirements with unmatched precision and dependability.
(11) Output flow code for ports A & B: Experience the pinnacle of hydraulic efficiency with our comprehensive range of maximum output flows, tailored for superior performance. Choose from a spectrum of flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow is crafted to provide relentless reliability, ensuring your operations run smoothly and without compromise.
(12) Secondary Pressure Limitation Options: Embrace unmatched safety and precision with our meticulously designed pressure limitation options, available for your peace of mind. For operations where pressure limiting protection is unnecessary, chose 'N'. For tasks requiring simultaneous pressure regulation, select 'C' to ensure stability at actuator ports A & B. For bespoke and independent management, 'A---B---' provides specialized control. Every option is engineered to maintain peak system integrity, ensuring your operations are both secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with a range of customizable selections, crafted for peak efficiency. Choose 'N' for processes that require no additional function ON/OFF or pressure outlet. For elevated control, 'X' with C-type pressure limitation is perfect, or 'S/S1' with AB-type for ultimate oversight. For electrical precision, opt for 'A' for ON/OFF on side A, or 'B' on side B. Each option is intricately designed to guarantee the highest levels of precision, efficiency, and exceptional operational performance.
(14) Operation Modes: Dive into our extensive selection of operation modes, each engineered for exceptional versatility and precision. 'A(1,2)' offers manual operation with adaptable long or short handles. 'E' delivers advanced electric proportional control, while 'EA(1,2)' blends this with manual perfection for supreme adaptability. 'D' provides electric switching value control, paired with 'DA(1,2)' for manual augmentation. Choose 'M' for expert manual friction positioning, complete with a long handle. For pure hydraulic operations, 'H' and 'F' present unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Elevate your system's adaptability and performance with our exquisitely designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration. Each selection is tailored for unparalleled adaptability, delivering optimal performance across a variety of systems and operational demands, ensuring your system reaches its full potential.
(16) End Plate Options: Explore our premium end plate solutions, each engineered to uphold the highest standards of functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T, setting a standard of excellence. 'E2' adds an extra port Y for enhanced flexibility. 'E3' introduces a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels for superior functionality and reliability.
E4 mirrors 'E1', incorporating innovative internal discharge of pilot oil and a sealed port T for enhanced efficiency. 'E5' builds on 'E2', offering internal discharge for optimal system performance. 'E6' embodies the advanced design of 'E3', presenting sophisticated discharge control, ideal for demanding system requirements, ensuring your system remains at the cutting edge of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage offerings, including the G12-12VDC, crafted for safety and reliability in challenging environments. Our solutions offer specialized security tailored to any application, guaranteeing your system's stability and performance are never compromised.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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