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 - This cornerstone of excellence ensures a seamless and steady workflow, transforming your machinery into an engineering marvel. Experience reliability like never before and enhance the precision of your operations.;
HLPSV: Variable Displacement Pump - Exemplifying flexibility and innovation, this pump adapts to a variety of operational needs. With its advanced design, it provides smooth transitions and superior control, keeping your system on the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Where accuracy meets reliability to establish a robust framework. Crafted with precision, these specifications ensure flawless performance and heightened dependability, laying a strong foundation for success in all applications.:
2-G3/8; Designed for compact proficiency, this component streamlines operations with precision. Perfect for confined spaces, it offers exceptional performance without any compromise.
3-G1/2; Built for strength and dependability, this component is the backbone of your system's resilience. Capable of withstanding rigorous conditions, it ensures continual high performance.;
4-G3/4; Featuring sophisticated connectivity, this component enhances control and integration. Its advanced design boosts system efficiency and operational capability with elegance.;
5, 55-G1; Offering exceptional flow rates for high-demand operations, this component ensures reliable performance. It is designed to tackle high-pressure challenges with precision and ease.;
6-G1 1/4; This component delivers outstanding performance in challenging environments, setting new standards in power and capability by handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system's potential with innovative components that redefine operational excellence. These advanced specifications unlock unparalleled performance, setting new benchmarks for operational success.:
C,Standard Type - A reliable foundation crafted to meet essential operation demands, providing steadfast support and unmatched reliability to maximize system potential.;
G,Throttle Valve (For HLPSL only) - Achieve precise control to enhance system efficiency. This valve optimizes operations, ensuring components work harmoniously for top results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizing flow management, this valve delivers extraordinary performance and reliable results beyond conventional limits.;
(4) Pilot Oil Circuit Pressure Options - Experience the pinnacle of hydraulic ingenuity with tailor-made pressure control solutions designed for diverse applications. These options are crafted with precision, ensuring exceptional accuracy that aligns perfectly with your operational objectives, providing you with unparalleled power and control.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar). Introducing custom-engineered configurations that seamlessly integrate with your unique operational demands. These solutions offer customizable capabilities that effortlessly empower you to achieve your desired outcomes with extraordinary precision and ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's performance and control with this expertly crafted valve, designed to elevate efficiency and effectiveness. Achieve revolutionary operational capabilities with unmatched control and precision.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. Discover precision-engineered tuning that enhances system efficiency and adaptability, ensuring optimal performance.D/F - Introducing an advanced, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exquisite precision to maintain a specifically designated pressure value, significantly enhancing safety measures and optimizing operational security and reliability beyond conventional standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the height of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component is the epitome of adaptability, effortlessly meeting every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, providing unrivaled pressure control with supreme accuracy for diverse applications.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series. Each series is a masterclass in design, skillfully addressing every application to ensure you receive a product that aligns seamlessly with your specific requirements, delivering exceptional performance consistently.
(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, the hydraulic control shut-off valve is engineered for flawless and seamless integration, ensuring optimal efficiency at every turn.
(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 that offer precision and exceptional efficiency, each customized to meet your specific needs with exactitude.
(10) Valve core function symbols: Delve into a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to satisfy specific functional requirements with supreme precision and reliability.
(11) Output flow code for ports A & B: Elevate your hydraulic system's performance to new heights with our extensive range of available maximum output flows. Choose from 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, each engineered for exceptional efficiency and unwavering dependability.
(12) Secondary Pressure Limitation Options: Discover unprecedented safety and reliability through our meticulously engineered pressure limitation options, precisely calibrated in bar for peace of mind. Select 'N' for operations without pressure limits for straightforward tasks. Opt for 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring consistent performance. For tailored, independent control, choose 'A---B---' for specialized management of ports A and B. Each option is designed to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Maximize your operational excellence with customizable options designed for peak performance. For simple operations, select 'N', which requires no function ON/OFF or pressure outlet. For enhanced control, 'X' with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior oversight. Opt for 'A' or 'B' for electrical precision ON/OFF functionality on sides A or B. Each option ensures maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our range of operation modes, expertly crafted for versatility and precision. 'A(1,2)' offers manual operation with long or short handle options, tailored to ergonomic needs. 'E' provides advanced electric proportional control, while 'EA(1,2)' combines this with manual operation, delivering adaptability and responsiveness. 'D' features electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Choose 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precisely engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration. Each choice promises unmatched adaptability, peak performance across varying systems, ensuring your system is always optimized.
(16) End Plate Options: Explore our expertly crafted end plate solutions, designed for superior functionality and adaptability. 'E1' offers external pilot oil discharge with oil return control port T. 'E2' provides enhanced flexibility with an additional port Y. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for exceptional functionality and reliability.
E4 mirrors 'E1' with cutting-edge internal pilot oil discharge and sealed port T for optimized efficiency. 'E5' combines 'E2' features with internal discharge for superior performance. 'E6' mirrors 'E3' with advanced discharge control, perfect for demanding system requirements, ensuring 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 even in challenging environments. Our offerings provide specialized stability and performance solutions tailored to any application.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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