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 - A paragon of reliability and performance, this pump is the quintessential core of your system, ensuring a seamless and efficient workflow. Elevate your operations to new heights of precision and consistency, empowering your machinery with enduring excellence.;
HLPSV: Variable Displacement Pump - Embodying the pinnacle of innovation and adaptability, this pump is designed for diverse operational dynamics. Its avant-garde engineering allows for fluid adaptability and unparalleled control, keeping your system at the forefront of technological advancement.;
(2) Connection Block Ports P & R Specifications - Precision meets steadfast reliability in these specifications, creating a robust and flawless operational foundation. With exquisite attention to detail, these specifications assure exceptional performance and consistency across all applications, cementing a reliable base for success.:
2-G3/8; This compact design achieves operational efficiency with unmatched precision. Perfectly engineered for space-restricted environments, it delivers superior performance without compromise.
3-G1/2; Crafted for enduring strength and reliability, this component forms the backbone of your system's resilience. Built to thrive under rigorous conditions, it is synonymous with durability and superior performance.;
4-G3/4; Advanced connectivity defines this component, offering unmatched integration and control. Its sophisticated design enhances system efficiency, elevating operational capability with finesse.;
5, 55-G1; Delivering remarkable flow rates for high-intensity requirements, this component ensures robust and consistent performance. Engineered for excellence, it adeptly handles high-pressure challenges.;
6-G1 1/4; Exceptional performance is at the core of this component, which excels in demanding environments. Designed to surpass expectations, it sets a new standard in power and capability, handling challenging tasks with ease.;
(3) Additional Components and Specifications - Augment your system's prowess with state-of-the-art components that redefine operational excellence. These superior specifications unlock unprecedented performance levels, transforming your operations into a model of success.:
C,Standard Type - A steadfast foundation, meticulously designed to meet fundamental operational needs. This component embodies unwavering support and reliability, enabling your system to achieve its utmost potential.;
G,Throttle Valve (For HLPSL only) - Fine-tune your system for peak efficiency with precision control. This valve ensures harmonious component operation, maximizing effectiveness for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Elevate flow management to new heights, achieving superior performance and reliability. Transcending ordinary limits, it consistently delivers outstanding results.;
( 4) Pilot Oil Circuit Pressure Options - Experience the epitome of power and precision with our custom pressure control solutions. Expertly crafted to meet the diverse needs of various applications, these options provide unparalleled accuracy and are designed to seamlessly align with your specific operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that perfectly integrate with your operational needs, offering customizable configurations that empower you to achieve your desired outcomes with ease and precision.
( 5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control with expert craftsmanship designed to elevate performance. This component provides unparalleled control and remarkable effectiveness, revolutionizing 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. Experience precision tuning that enhances system efficiency and adaptability like never before.D/F - Introducing the cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted to uphold designated pressure values, significantly enhancing safety and optimizing operational security and reliability to unparalleled levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience ultimate versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly designed for HLPSV, delivering unmatched pressure control with supreme precision.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully crafted to meet every application, ensuring seamless alignment with your specific requirements and 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 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. Discover precision and exceptional efficiency with pre-selectable options customized for your unique needs.
(10) Valve core function symbols: Explore a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to fulfill specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of efficiency with our expertly designed output flows, ranging from 3 to 210 L/min. Each option is precision-engineered for peak performance and unwavering reliability, ensuring your system operates with supreme efficiency and dependability.
(12) Secondary Pressure Limitation Options: Elevate safety and reliability with our meticulously engineered pressure limitation settings. Precisely calibrated in bar, they offer peace of mind for every operation. For straightforward tasks, choose 'N' for operations without pressure limiting protection. Opt for 'C' to enable simultaneous pressure limitation on actuator ports A & B, ensuring consistent, reliable performance. For specialized management, select 'A---B---' for independent control of ports A and B, each crafted to uphold system integrity and efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational dynamics with customizable options designed for excellence. For straightforward tasks, select 'N', requiring no ON/OFF or pressure outlet. For elevated control, 'X' with C type or 'S/S1' with AB type pressure limitation offers superior oversight. For precise electrical control, 'A' provides ON/OFF functionality for side A, while 'B' does the same for side B, ensuring precision and operational excellence.
(14) Operation Modes: Discover unmatched versatility with our diverse operation modes. 'A(1,2)' provides manual control with ergonomic handle options, while 'E' delivers advanced electric proportional control. Combine both with 'EA(1,2)' for enhanced adaptability. 'D' offers electric switching value control, with manual enhancements in 'DA(1,2)'. Opt for '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 mastery.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each promising seamless integration and peak performance across diverse systems, ensuring optimal performance under varied operational demands.
(16) End Plate Options: Discover expertly crafted end plate solutions designed for exceptional functionality and adaptability. 'E1' offers external discharge of pilot oil with control port T. 'E2' adds flexibility with an additional port Y. 'E3' includes a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels, ensuring superior functionality and reliability.
E4 mirrors 'E1', featuring internal discharge of pilot oil for optimized efficiency. 'E5' combines 'E2's robustness with internal discharge for enhanced system performance. 'E6' encapsulates 'E3's sophistication, offering advanced discharge control, perfect for demanding requirements, keeping your system at the forefront of efficiency.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure, robust voltage options like G12-12VDC, designed for safety and reliability in challenging environments. These offerings ensure system stability and performance, providing specialized solutions tailored for any application.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Founded in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has become a beacon of innovation and excellence in the hydraulic sector. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), our company is celebrated as a national high-tech enterprise, dedicated to advancing technology and maintaining superior quality standards. Our expertise covers comprehensive research, cutting-edge development, precise manufacturing, and dynamic marketing of premium hydraulic components. Recognized as a 'specialized, refined, and innovative' leader, we are committed to continuously raising our standards and reinforcing our position as industry frontrunners.
Our flagship product, the Enhanced Safety Atex Valve, is a testament to our commitment to innovation. This engineering marvel offers cutting-edge hydraulic system control, perfectly designed for integration into construction machinery and heavy-duty equipment. Its essential functionality spans across critical applications such as emergency rescue missions, complex tunnel engineering, ambitious mining operations, and efficient municipal service vehicle operation. Our strategic partnerships with leading domestic manufacturers accelerate 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, unparalleled services, and innovative solutions. With a vision to be recognized globally as a premier supplier of hydraulic components, we relentlessly strive to set international benchmarks of excellence.
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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