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 - Experience unmatched power control with bespoke pressure management solutions tailored to a wide array of applications. Expertly designed to precisely meet your unique operational needs, these options offer unparalleled precision and perfect alignment with your business objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions seamlessly integrated to meet your unique operational requirements. Benefit from configurable options that enable you to achieve desired results with effortless precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Maximize your system's performance and control: Expertly crafted for superior system performance, offering exceptional control and transformative effectiveness that redefines your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, deactivating when unpowered; D - Normally closed magnetic ball valve, deactivating the pump when powered, activating when unpowered. Precision adjustments for unrivaled system efficiency and adaptability.D/F - Introducing a state-of-the-art, precisely engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with impeccable precision to maintain a specifically designated pressure level, significantly enhancing advanced safety protocols and optimizing operational security and reliability to unmatched heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the epitome of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component embodies adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unrivaled pressure control for diverse applications with supreme precision.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, skillfully tailored 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 designed for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select 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. Explore pre-selectable options, each offering precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Discover an extensive 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: Experience unparalleled efficiency with our peak output flow rates ranging from 3 to 210 L/min, meticulously engineered for supreme performance and steadfast reliability. Our diverse options include 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, each tailored for optimal functionality and unwavering dependability in every application.
(12) Secondary Pressure Limitation Options: Discover extraordinary safety and reliability with our precisely calibrated pressure limitation options in bar, crafted for your utmost peace of mind. Choose 'N' for tasks without pressure limiting needs, ensuring simplicity. 'C' offers pivotal pressure limitation on ports A & B, providing consistent operation. Opt for 'A---B---' for bespoke and independent port control, each designed to uphold the pinnacle of system integrity and operational security.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational standards with our customizable options, crafted for peak excellence. 'N' serves straightforward operations without ON/OFF or outlet demands. Use 'X' with C type limitation or 'S/S1' with AB type for superior control. For precise electrical functionality, choose 'A' for side A or 'B' for side B. Each option ensures maximum precision, efficiency, and operational success.
(14) Operation Modes: Discover our versatile operation modes, each crafted for exceptional precision. 'A(1,2)' offers manual modes with ergonomic handle options. 'E' provides electric proportional control; 'EA(1,2)' combines this with manual features. 'D' offers electric switch value control, enhanced with 'DA(1,2)' for manual precision. 'M' allows expert manual friction with a long handle. 'H' and 'F', for purely hydraulic control, feature unique pilot oil port designs, ensuring comprehensive system mastery.
(15) Ancillary Block Port Sizes: Enhance system adaptability with our precision-engineered port sizes. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 fittings for seamless integration. Each option is designed for exceptional adaptability, ensuring peak performance across diverse systems and operational demands.
(16) End Plate Options: Explore our expertly crafted end plate solutions for superior functionality and adaptability. 'E1' offers external discharge for pilot oil and return control. 'E2' enhances with an additional port Y for flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for unparalleled reliability.
E4 mirrors 'E1' with innovative internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' merges 'E2' features with internal discharge for elevated performance. 'E6' adopts 'E3' design with advanced discharge control, ensuring your system achieves peak efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, like the G12-12VDC, crafted for safety and reliability in challenging environments. Our comprehensive solutions guarantee system stability and performance, tailored to your specific 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 been a beacon of innovation and excellence within the hydraulic industry. As an esteemed subsidiary of the eminent China Baoan Group (stock code: 000009), we proudly uphold our status as a national high-tech enterprise. Our commitment to technological advancement and superior quality is unwavering. We boast exceptional proficiency in comprehensive research, development, precise manufacturing, and strategic marketing of elite hydraulic components. Acclaimed nationwide as a 'specialized, refined, and innovative' small giant enterprise, our dedication to raising our standards of excellence continuously solidifies our leadership within the industry.
At the core of our pioneering product range stands our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, designed with precision for seamless integration into construction machinery and heavy-duty equipment. Its essential roles span vital applications such as life-saving emergency rescues, intricate tunnel engineering, expansive mining operations, and essential municipal service vehicle functions. Our steadfast 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 with attitude, and retaining with quality'-we are dedicated to delivering exceptional products, unparalleled services, and innovative solutions. Our aspiration to be globally recognized as a premier supplier of hydraulic components drives us to continually 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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