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 - Embodying the pinnacle of reliability, this pump ensures a seamless and consistent workflow, elevating your system into an expertly engineered masterpiece. Revel in unmatched reliability that empowers your machinery with precise and flawless operation.;
HLPSV: Variable Displacement Pump - The epitome of flexibility and cutting-edge technology, this pump offers remarkable adaptability to meet a wide array of operational needs. Its innovative design facilitates effortless transitions and exceptional control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where meticulous precision meets unwavering reliability to establish a strong operational framework. These specifications, crafted with exceptional attention to detail, guarantee outstanding performance and unmatched dependability across all applications, laying a solid foundation for success.:
2-G3/8; This design exemplifies compact efficiency, enhancing operational streamlining with precision. Expertly crafted to thrive in space-limited settings, it assures exceptional performance without any compromise.
3-G1/2; Built for durability and reliability, this component serves as a robust backbone for your system's longevity. Engineered to endure challenging conditions, it provides steadfast durability and performance.;
4-G3/4; Showcasing advanced connectivity, this component offers unparalleled control and integration. With a refined design, it enhances system efficiency, boosting overall operational capability with sophistication.;
5, 55-G1; Providing outstanding flow rates for demanding scenarios, this component ensures consistent and robust performance. Designed with excellence, it effortlessly addresses high-pressure challenges with precision.;
6-G1 1/4; Delivering remarkable performance, this component excels in challenging environments. Engineered to exceed expectations, it establishes new benchmarks in power and capability, effortlessly managing demanding tasks.;
(3) Additional Components and Specifications - Enhance your system's capabilities with state-of-the-art components that revolutionize operational excellence. These advanced specifications unlock a new echelon of performance, transforming your operations into a standard of success.:
C,Standard Type - A rock-solid foundation, crafted meticulously to satisfy essential operational needs. This component delivers unwavering support and unmatched reliability, empowering your system to reach its utmost potential.;
G,Throttle Valve (For HLPSL only) - Achieve precise control to elevate your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring harmonious operation of every component for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, propelling extraordinary performance and reliability. Exceeding conventional boundaries, it delivers exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience unmatched power with our bespoke pressure control solutions, expertly designed for a wide array of applications. Each option is crafted with meticulous precision to meet your exact specifications, 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); Introducing custom-engineered solutions seamlessly integrated with your unique operational needs. Enjoy tailor-made configurations that enable you to effortlessly and precisely attain your desired results.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's efficiency and control: Masterfully engineered to enhance system performance, offering superior control and remarkable effectiveness that transforms your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, powers the pump when active, disengages when inactive; D - Normally closed magnetic ball valve, disengages the pump when active, powers it when inactive. Expertly fine-tuned to deliver unmatched efficiency and adaptability.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with flawless precision to maintain a specific pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings from 63 to 400 bar levels. This component exemplifies adaptability, seamlessly meeting every hydraulic demand. The /NF configuration is crafted for systems without a pressure limiting valve, designed for HLPSV, offering unparalleled 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 is a testament to superior design, expertly crafted to cater to any application, ensuring you obtain a product that flawlessly aligns with your unique requirements, consistently delivering extraordinary performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; With auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered to integrate flawlessly ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an extensive 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. Explore pre-selectable options, each designed for precision and exceptional efficiency, customized to suit your specific needs.
(10) Valve core function symbols: Explore an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional needs with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Maximize operational efficiency with our range of output flows-3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min-each precision-engineered for top-tier performance and reliability.
(12) Secondary Pressure Limitation Options: Embrace unmatched safety and dependability with our pressure limitation options, meticulously calibrated in bar for your assurance. Choose 'N' for tasks without pressure limiting protection for simplicity. Opt for 'C' for simultaneous pressure limitation on actuator ports A & B, delivering consistent reliability. For specialized control, select 'A---B---' for independent port A and B management, each option crafted to maintain system integrity and operational efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operations with tailored options for maximum control. 'N' offers basic functionality without ON/OFF or pressure outlet needs. For enhanced oversight, 'X' with C type or 'S/S1' with AB type pressure limitation is ideal. Achieve precision with 'A' for ON/OFF on side A or 'B' for side B, ensuring exceptional precision and efficiency.
(14) Operation Modes: Discover our versatile operation modes, each crafted for maximum adaptability and precision. 'A(1,2)' offers manual control with ergonomic handle options. 'E' delivers electric proportional control, while 'EA(1,2)' integrates manual adaptability. 'D' features electric switching, with 'DA(1,2)' providing manual enhancements. Choose 'M' for manual friction positioning, or select 'H' and 'F' for distinct hydraulic pilot oil port designs, mastering your system's control.
(15) Ancillary Block Port Sizes: Enhance system adaptability with our expertly designed port size options: /2 G3/8, /3 G1/2, /4 G3/4, /5 G1. Each choice ensures seamless integration and peak performance across diverse system demands.
(16) End Plate Options: Explore our meticulously engineered end plate solutions. 'E1' features external pilot oil discharge with control port T. 'E2' adds port Y for enhanced flexibility. 'E3' includes a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels, ensuring top-tier functionality.
E4 mirrors 'E1', featuring advanced internal pilot oil discharge with a sealed port T for efficiency. 'E5' combines 'E2's robust features with internal discharge for superior performance. 'E6' encapsulates 'E3's sophisticated design, offering superior discharge control for demanding requirements, maintaining system excellence.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from secure voltage options like the G12-12VDC, designed for safety in challenging environments. Our solutions ensure stability and performance, tailored to your application's needs.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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