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 backbone of unwavering reliability, ensuring consistent and seamless operations across your system. Experience unmatched dependability, empowering your machinery to function like a well-oiled masterpiece.;
HLPSV: Variable Displacement Pump - The epitome of adaptability and versatility, offering exceptional flexibility to meet a wide range of operational needs. Designed for evolving demands, it enables seamless transitions with superior control.;
(2) Connection Block Ports P & R Specifications - Precision and reliability coalesce here, crafting a dependable operational framework: Meticulously designed for flawless performance and elevated reliability across every application.:
2-G3/8; Engineered for compact proficiency, this design supports streamlined and seamless operational efficiencies. Perfectly crafted for precision, it ensures outstanding performance even in the tightest spaces.
3-G1/2; Built for robustness and reliability, providing a solid foundation for your system's integrity. Designed to endure, offering steadfast durability in the most demanding conditions.;
4-G3/4; Showcasing advanced connectivity, it offers superior control and enhanced system integration, combining sophistication and efficiency to elevate your system's operational prowess.;
5, 55-G1; Delivering superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it easily tackles high-pressure challenges.;
6-G1 1/4; Offering unparalleled performance, expertly engineered to excel in demanding environments, effortlessly tackling challenges and setting new standards in power and performance.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights: Unlocking the full potential of your operations with advanced components that redefine excellence.:
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements, providing unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensuring precision control, enhancing the overall efficiency of your system, and finely tuning your operations for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unparalleled performance and dependability, surpassing conventional limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Unleash the power of custom pressure control solutions, exquisitely tailored for a multitude of applications. Crafted with your precise needs in mind, these solutions offer pinpoint accuracy, perfectly matching your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that harmoniously integrate with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to new heights: Expertly crafted to boost your system's performance, offering unmatched control and extraordinary 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 tuning that provides unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, 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 flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an exhaustive 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. Discover pre-selectable options, each offering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme performance and unyielding dependability.
(12) Secondary Pressure Limitation Options: Discover unparalleled safety and reliability through our meticulously crafted pressure limitation options, all precisely measured in bar. Choose 'N' for operations without pressure limiting protection, 'C' for simultaneous pressure limitation on actuator ports A & B, or 'A---B---' for independent control on ports A and B. Each selection is designed to uphold the highest standards of system integrity.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operation with our range of customizable options. For a streamlined setup, select 'N' without function ON/OFF or pressure outlet. Opt for 'X' paired with C type pressure limitation, or 'S/S1' featuring AB type pressure limitation for superior control. For precision, choose 'A' for electrical ON/OFF on side A, or 'B' for side B. Each option is crafted for maximum precision and efficiency.
(14) Operation Modes: Dive into our vast selection of operation modes, each crafted for versatility and exceptional precision. 'A(1,2)' offers manual operation with a choice of a long or short handle. 'E' provides electric proportional control, while 'EA(1,2)' merges this with manual operation for optimal adaptability. 'D' offers electric switching value control, with 'DA(1,2)' adding manual capabilities. 'M' is perfect for manual friction positioning with a long handle. For pure hydraulic control, experience 'H' and 'F', uniquely designed with pilot oil ports either aligned or perpendicular, ensuring comprehensive mastery.
(15) Ancillary Block Port Sizes: Transform adaptability with our precisely engineered port size options. Whether selecting /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each choice promises seamless system integration and unmatched adaptability, delivering peak performance across various systems.
(16) End Plate Options: Delve into our expertly crafted end plate solutions. 'E1' sets the standard with external discharge of pilot oil and an oil return control port T. 'E2' expands with an additional port Y for enhanced flexibility. 'E3' elevates performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when triggered, ensuring unrivaled functionality.
E4 mirrors 'E1' but with a cutting-edge internal discharge of pilot oil and a sealed port T for enhanced efficiency. 'E5' adopts the robust features of 'E2' with internal discharge for optimal system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control for the most complex system demands.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our range of secure and reliable options, including the G12-12VDC, designed for safety and robustness even in the most demanding scenarios. Our offerings provide specialization and security tailored for any application.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Ever since its establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon in the hydraulic industry, distinguished by our relentless pursuit of innovation and unmatched excellence. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we shine brightly as a national high-tech enterprise, reflecting our steadfast commitment to pioneering technology advancements and maintaining superior quality standards. Our exceptional expertise spans the comprehensive research, groundbreaking development, precise manufacturing, and strategic marketing of superior hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are resolute in our mission to consistently elevate our standards of excellence, further solidifying our leadership in the field.
At the core of our innovative product line lies our flagship creation: the Enhanced Safety Atex Valve. This pinnacle of modern engineering epitomizes state-of-the-art hydraulic system control, meticulously designed for integration into construction machinery and formidable heavy-duty equipment. Its pivotal role extends across crucial applications, including emergency rescue missions, tunnel engineering, ambitious mining operations, and the deployment of essential municipal service vehicles. Our unwavering commitment to strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to delivering exceptional products, unmatched services, and groundbreaking solutions. With an ambition to become a globally trusted supplier of premier hydraulic components, we continually 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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