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 - Embody the essence of unwavering reliability with our HLPSL pump. It transforms operations into a seamless masterpiece, ensuring your system achieves remarkable precision and robust performance.;
HLPSV: Variable Displacement Pump - Representing the pinnacle of innovation and adaptability, this pump ensures exceptional versatility. Designed for fluid transitions, it provides superior control to keep your system at the forefront of technological advancement.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in these detailed specifications. With an unwavering focus on quality, they establish a solid framework for optimal performance and success in every application.:
2-G3/8; This compact design excels in space-constrained environments, offering streamlined efficiency and precise performance without compromise.
3-G1/2; Engineered for enduring strength, this component provides a reliable backbone for your system, ensuring consistent and robust performance under demanding conditions.;
4-G3/4; Advanced connectivity defines this component, enhancing control and integration for superior system efficiency and operational capability.;
5, 55-G1; Designed for high-demand scenarios, this component delivers exceptional flow rates with consistent, robust performance and addresses high-pressure challenges effortlessly.;
6-G1 1/4; Engineered to excel in demanding environments, this component offers extraordinary performance, setting new standards for power and capability.;
(3) Additional Components and Specifications - Enhance your system with superior components that set new performance benchmarks, transforming your operations into a model of success.:
C,Standard Type - This component serves as a steadfast foundation, crafted to meet essential operational demands, offering unmatched reliability and support for optimal system performance.;
G,Throttle Valve (For HLPSL only) - Precision control is at your fingertips, optimizing efficiency by harmonizing every component for superior results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, ensuring exceptional performance and reliability beyond conventional limits.;
(4) Pilot Oil Circuit Pressure Options - Experience the ultimate in power and precision with our tailor-made pressure control solutions. Designed with meticulous attention to detail, these options ensure exceptional accuracy and perfect alignment with your operational needs, empowering you to achieve unparalleled results effortlessly.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions that seamlessly integrate with your unique operational requirements. Our customizable configurations provide the ultimate in precision, enabling you to achieve your desired outcomes with ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Revolutionize your system's efficiency and command: Expertly crafted to enhance your system's capabilities, providing unmatched control and extraordinary effectiveness that transforms your operational performance.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. Enjoy precision tuning that ensures unmatched system efficiency and adaptability for your specific needs.D/F - Introducing a cutting-edge, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with precision to maintain a specific pressure value, dramatically enhancing safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the epitome of versatility and precision with adjustable settings from 63 to 400 bar levels. This component exemplifies adaptability, flawlessly fulfilling every hydraulic demand. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, ensuring unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each of our series embodies a masterclass in engineering design, skillfully tailored to meet every application, ensuring you receive a product that aligns seamlessly with your specific requirements, delivering consistently outstanding 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 and performance.
(9)Directional valve block inflow controller options: Choose from a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options offering precision and exceptional efficiency, tailored to meet your specific needs.
(10) Valve core function symbols: Explore a vast collection 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: 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. With Jiangsu KM Hydraulic Control System Co., Ltd.'s advanced technology, each flow rate is a testament to our commitment to deliver precise and reliable hydraulic solutions.
(12) Secondary Pressure Limitation Options: Experience unparalleled safety and reliability with our expertly engineered pressure limitation options, precisely calibrated in bar for your peace of mind. Select 'N' for operations without pressure limiting protection for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is essential, ensuring consistent performance. For tailored and independent control, choose 'A---B---', offering specialized management of ports A and B. Each option is meticulously designed to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient. Our solutions promise not just performance but an unwavering safeguard that elevates operational assurance to new heights.
(13) Function ON/OFF and Pressure Outlet Options: Amplify your operational excellence with an array of customizable options tailored for peak performance. For straightforward operations, select 'N', which features no function ON/OFF or pressure outlet requirements. If your process demands enhanced control, 'X' paired with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, opt for 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is meticulously crafted to ensure maximum precision, efficiency, and operational excellence. Jiangsu KM Hydraulic Control System Co., Ltd. guarantees that each choice is engineered to empower your system, ensuring you command every hydraulic task with unprecedented poise and control.
(14) Operation Modes: Explore our diverse range of operation modes, each meticulously designed for unmatched versatility and precision. 'A(1,2)' offers manual operation with the option of a long or short handle, catering to your specific ergonomic needs. 'E' provides advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for optimal adaptability and responsiveness. 'D' offers electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Choose 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control and mastery over your system. At Jiangsu KM Hydraulic Control System Co., Ltd., our operation modes set the standard for hydraulic finesse and adaptability.
(15) Ancillary Block Port Sizes: Elevate adaptability and performance with our meticulously engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to promise seamless system integration. Each choice is designed for unmatched adaptability, delivering peak performance across varying systems and operational demands, ensuring your system is always at its best. With Jiangsu KM Hydraulic Control System Co., Ltd., your system's integration and performance meet the zenith of excellence.
(16) End Plate Options: Discover our expertly crafted end plate solutions, each designed to meet the highest standards of functionality and adaptability. 'E1' sets the standard with its external discharge of pilot oil and oil return control port T. 'E2' expands your capabilities with an additional port Y, offering enhanced flexibility. 'E3' is engineered for advanced performance with a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels when activated, ensuring superior functionality and reliability. Crafted by Jiangsu KM Hydraulic Control System Co., Ltd., these options elevate your system's capabilities with precision engineering and unparalleled reliability.
E4 mirrors 'E1', featuring cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' incorporates the robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for the most demanding system requirements, ensuring your system is always at the forefront of efficiency and sophistication. These options by Jiangsu KM Hydraulic Control System Co., Ltd. ensure your hydraulic system remains at the pinnacle of innovation and effectiveness.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our robust and secure voltage options, including the G12-12VDC, expertly designed for safety and reliability even in the most challenging environments. Our offerings provide specialized solutions and security tailored to any application, ensuring your system's stability and performance are never compromised. With Jiangsu KM Hydraulic Control System Co., Ltd., experience the ultimate in electrical safety and reliability, ensuring every operation is backed by our commitment to excellence.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 a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are honored to be recognized as a national high-tech enterprise. Our dedication to pioneering technological advancements and maintaining superior quality standards is unwavering. Our expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Renowned nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our mission to elevate standards of excellence, solidifying our leadership in the industry.
Leading our pioneering product lineup is the flagship innovation: the Enhanced Safety Atex Valve. This marvel in modern engineering epitomizes state-of-the-art hydraulic system control, perfectly designed for integration into construction machinery and heavy-duty equipment. Its essential applications span life-saving emergency rescue operations, intricate tunnel engineering, ambitious mining endeavors, and vital municipal service vehicle operations. Our commitment to strategic alliances with top domestic manufacturers accelerates the localization of core hydraulic components for premium mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with attitude, and retaining customers with quality'-we are devoted to creating exceptional products, delivering unmatched services, and offering revolutionary solutions. With the ambition to be globally recognized as a trusted provider of premier hydraulic components, we strive to set new standards of excellence on the world 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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