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 - An epitome of steadfast reliability, this pump ensures a seamless and fluid operational experience. It transforms your industrial systems into engineering marvels, delivering unparalleled consistency and precision. Elevate your machinery's performance with this beacon of dependability.;
HLPSV: Variable Displacement Pump - Embodying versatility and innovative design, this pump is the zenith of adaptability. It seamlessly adjusts to diverse operational demands, offering refined transitions and exceptional control. Keep your system at the forefront of performance with this state-of-the-art creation.;
(2) Connection Block Ports P & R Specifications - The convergence of precision and reliability, these specifications lay the groundwork for a robust and efficient operation. Crafted with exacting detail, they assure flawless performance and unwavering reliability, forming the backbone of your success.:
2-G3/8; A testament to compact efficiency, this design enhances streamlined operations within confined spaces. It offers remarkable performance while maintaining precision, ensuring uncompromised operational excellence.
3-G1/2; Built for robustness and reliability, this component is the stalwart foundation of your system's endurance. Designed to thrive under challenging conditions, it consistently delivers dependable performance.;
4-G3/4; With sophisticated connectivity features, this component offers unparalleled control and integration. Its advanced design significantly enhances system efficiency, boosting overall operational capabilities.;
5, 55-G1; Designed for excellence, this component handles high-demand scenarios with ease. It provides exceptional flow and performance, seamlessly overcoming high-pressure challenges with unmatched precision.;
6-G1 1/4; Delivering outstanding performance in demanding environments, this component is engineered to exceed standards. It sets new benchmarks for power and capability, effortlessly mastering challenging tasks.;
(3) Additional Components and Specifications - Amplify your system's performance with pioneering components designed for operational excellence. These advanced specifications unlock unprecedented levels of efficiency, transforming your operations into an industry-leading benchmark.:
C,Standard Type - The bedrock of reliable operations, expertly crafted to fulfill core demands. This component provides unyielding support and reliability, enabling your systems to reach their ultimate potential.;
G,Throttle Valve (For HLPSL only) - Designed for precision, this valve enhances efficiency through meticulous control. It harmonizes every component for maximum operational effectiveness, ensuring top-tier results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow dynamics, delivering extraordinary performance and dependability. It surpasses traditional boundaries to consistently achieve exceptional outcomes.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals.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: Maximize operational efficiency with our comprehensive range of peak output flows-3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each capacity is engineered for exceptional performance and unwavering reliability, ensuring your system operates at its best.
(12) Secondary Pressure Limitation Options: Unlock superior safety and reliability with our precision-engineered pressure limitation settings, accurately calibrated in bar. For straightforward applications, select 'N' with no pressure limiting. Choose 'C' for simultaneous pressure limitation on actuator ports A & B to ensure consistent, high-performance operation. For bespoke control, 'A---B---' offers independent management of ports A and B. Each option is crafted to maintain system integrity, safeguarding your operations with top-tier security and efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with a suite of customizable options. For basic functionality, select 'N', free of ON/OFF or pressure outlet needs. For advanced control, 'X' with C type pressure limitation is perfect, or 'S/S1' with AB type offers supreme oversight. Opt for 'A' for precise ON/OFF on side A or 'B' for side B. Each configuration is designed for maximum precision and operational excellence.
(14) Operation Modes: Discover our versatile operation modes, each engineered for precise control and adaptability. 'A(1,2)' provides manual operation with ergonomic handle options. 'E' offers sophisticated electric proportional control, while 'EA(1,2)' combines this with manual input for flexibility and responsiveness. 'D' delivers electric switching value control, enhanced by manual options with 'DA(1,2)'. Choose 'M' for expert manual friction positioning. For hydraulic operations, 'H' and 'F' provide unique pilot oil port designs for comprehensive system mastery.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with expertly crafted port size options: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option ensures seamless system integration, delivering unmatched adaptability and peak performance across diverse operations.
(16) End Plate Options: Explore our meticulously designed end plate solutions for optimal functionality and adaptability. 'E1' offers external discharge with pilot oil and return control. 'E2' adds port Y for greater flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, enhancing system pressure and reliability.
E4 mirrors 'E1' with cutting-edge internal discharge and a sealed port T for optimized efficiency. 'E5' combines 'E2' features with internal discharge for superior performance. 'E6' embodies 'E3's advanced design for demanding systems, ensuring your system excels in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including G12-12VDC, designed for safety in challenging environments. Our solutions offer tailored security, ensuring system stability and uncompromised performance.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 in the hydraulic industry. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise committed to pioneering technological advancements and maintaining superior quality standards. Our expertise is unparalleled, encompassing comprehensive research, cutting-edge development, precision manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are dedicated to continually elevating our standards, solidifying our status as industry leaders.
Leading our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, designed for seamless integration into construction machinery and heavy-duty equipment. Its essential functionality spans critical applications, from life-saving emergency missions to complex tunnel projects, ambitious mining operations, and the operation of vital municipal service vehicles. Our commitment to forming strategic alliances with top domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Anchored by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to producing exceptional products, providing unparalleled services, and offering groundbreaking solutions. With a vision to be globally recognized as a trusted supplier of premier hydraulic components, we tirelessly 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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