Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, an epitome of advanced engineering craftsmanship. These revolutionary marvels are the pinnacle of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into a superior, cohesive system. This harmonious fusion ensures unmatched performance and reliability across a diverse array of applications. Crafted with precision, these valves comprise three essential functional modules: connecting blocks, directional valves, and end plates. They are meticulously designed to fit seamlessly into premium hydraulic systems, playing an indispensable role in elite engineering machinery. Masterfully orchestrating the movement direction and speed of hydraulic cylinders, motors, and other actuators, they deliver unparalleled precision and control. Key features include a sleek, compact design, exceptional energy efficiency, and the capability for seamless speed control. Moreover, they enable 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, guaranteeing steadfast and dependable operation in any environment. On the other hand, the HLPSV valves are ingeniously tailored for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they are unparalleled in energy-saving performance, making them the ultimate choice where efficiency is paramount. With pioneering engineering and an energy-conscious design, HLPSV valves distinguish themselves as the premier solution for sophisticated hydraulic control needs, offering an impeccable blend 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 unmatched power and precision with bespoke pressure control solutions, expertly crafted for a multitude of applications. These options are designed with meticulous precision to cater to your specific needs, ensuring unparalleled accuracy and perfect alignment with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that seamlessly integrate with your operational demands. Benefit from customizable configurations that enable you to accomplish your desired outcomes with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's performance and efficiency: Designed to enhance control and deliver exceptional effectiveness, this innovation revolutionizes your operational capabilities, setting a new benchmark in system performance.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing when unpowered. Achieve precision tuning for unmatched system efficiency and adaptability.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel, crafted with exceptional precision, upholds a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of versatility and precision with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, effortlessly meeting every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, designed for HLPSV, offering unrivaled pressure control with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, meticulously crafted to cater to every application, ensuring you receive a product that aligns seamlessly with your requirements, delivering consistently outstanding 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, expertly engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select 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, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each offering precision and exceptional efficiency, customized to your requirements.
(10) Valve core function symbols: Discover a vast collection of core functions: L, M, F, H, J, B, R, O, N, each crafted with meticulous precision to fulfill specific functional requirements with unmatched reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of hydraulic performance with our comprehensive range of maximum output flows. Choose from an impressive selection of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, each meticulously engineered for supreme efficiency and unwavering reliability. Designed to elevate your system's performance, these options ensure your operations glide with seamless precision and robust dependability.
(12) Secondary Pressure Limitation Options: Elevate your operational safety and reliability with our precision-engineered pressure limitation options. Select 'N' for operations without pressure limiting protection, ideal for straightforward tasks. Opt for 'C' when you need simultaneous pressure limitation on actuator ports A & B, ensuring consistent, reliable performance. For specialized management, choose 'A---B---', offering independent control of ports A and B. Each option is crafted to uphold the highest system integrity standards, ensuring your operations remain secure, efficient, and worry-free.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your system's operational prowess with our tailored options for peak performance. For straightforward operations, select 'N' with no function ON/OFF or pressure outlet needs. For enhanced control, 'X' with C type pressure limitation awaits, or choose 'S/S1' with AB type pressure limitation for superior system oversight. For precision electrical control, opt for 'A' for ON/OFF on side A or 'B' on side B. Each selection is carefully crafted to deliver unmatched precision, efficiency, and operational excellence.
(14) Operation Modes: Discover unmatched versatility with our diverse operation modes, each designed with precision and adaptability in mind. 'A(1,2)' offers manual operation with ergonomic handle options. 'E' and 'EA(1,2)' combine electric proportional control with manual operation, enhancing adaptability. 'D' and 'DA(1,2)' bring electric switching value control with manual enhancements. Choose 'M' for expert manual friction positioning. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs for complete system mastery.
(15) Ancillary Block Port Sizes: Achieve seamless integration and peak performance with our meticulously crafted port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for unparalleled adaptability. Each option ensures seamless integration across various systems, optimizing performance to ensure your system operates at its best, meeting the demands of any operational environment.
(16) End Plate Options: Explore our expertly designed end plate solutions, built for superior functionality and adaptability. 'E1' offers external discharge of pilot oil and control port T. 'E2' adds port Y for greater flexibility. 'E3' features a 2-position, 3-way magnetic ball valve for enhanced system pressure to safety levels. Each option ensures your system operates with advanced functionality and reliability.
E4 features internal discharge of pilot oil and a sealed port T, optimizing efficiency. 'E5' integrates 'E2's robust features with internal discharge for superior performance. 'E6' encapsulates 'E3's sophisticated design, providing advanced discharge control for the most demanding requirements, keeping your system at the forefront of 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 challenging environments. Our solutions offer specialized security tailored to any application, ensuring stability and performance remain uncompromised, supporting your system's seamless operation.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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