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 foundation of unparalleled reliability, this pump ensures a seamless and consistent operation, transforming your system into a masterpiece of precision engineering. Experience unmatched trustworthiness, empowering your machinery to perform with exceptional accuracy.;
HLPSV: Variable Displacement Pump - Exemplifying adaptability and innovation, this pump provides remarkable flexibility to meet diverse operational needs. Its advanced design enables smooth transitions and superior control, positioning your system at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Merging precision with reliability to create a robust operational framework. Crafted with extraordinary attention to detail, these specifications ensure flawless performance and heightened dependability across all applications, providing a steadfast foundation for success.:
2-G3/8; This design encapsulates compact efficiency, supporting streamlined operations with precision. Expertly crafted for space-limited environments, it ensures superb performance without sacrifice.
3-G1/2; Built for strength and dependability, this component serves as a durable backbone for your system's resilience. Designed to endure demanding conditions, it offers consistent durability and performance.;
4-G3/4; Boasting advanced connectivity, this component offers unparalleled control and integration. Its refined design augments system efficiency, enhancing overall operational prowess with sophistication.;
5, 55-G1; Delivering exceptional flow rates for high-demand situations, this component guarantees consistent, robust performance. Crafted for excellence, it tackles high-pressure challenges with ease and precision.;
6-G1 1/4; Providing exceptional performance, this component thrives in challenging environments. Engineered to exceed expectations, it sets new standards in power and capacity, handling demanding tasks with ease.;
(3) Additional Components and Specifications - Enhance your system's capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications elevate performance, transforming your operations into a standard of success.:
C,Standard Type - A robust foundation, masterfully crafted to fulfill essential operational needs. This component offers steadfast support and unmatched dependability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precise control to boost your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works harmoniously for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving exceptional performance and reliability. Exceeding conventional limits, it consistently delivers outstanding outcomes.;
(4) Pilot Oil Circuit Pressure Options - Experience unrivaled power with bespoke pressure control solutions designed for a wide range of applications. Engineered with meticulous precision to meet your specific demands, these options deliver unparalleled accuracy and ensure perfect alignment with your operational objectives.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 needs. Enjoy configurable options that empower you to effortlessly achieve your desired outcomes with impeccable precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's control and efficiency to unparalleled levels: Expertly crafted to boost performance, providing unmatched control and extraordinary effectiveness that transforms 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 offers unmatched system efficiency and adaptability.D/F - Introducing an advanced, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with impeccable precision to maintain a specifically defined pressure value, significantly enhancing advanced safety measures and optimizing operational reliability and security to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the epitome 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 offers systems without a pressure limiting valve, expertly designed for HLPSV, providing unmatched pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a masterclass in design, meticulously crafted to address every application, ensuring you receive 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 a comprehensive 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 providing precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore a vast selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with our meticulously designed maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is crafted to ensure supreme performance and unwavering reliability, catering to your specific operational needs.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and reliability with our precision-engineered pressure limitation options, measured in bar for your assurance. Choose 'N' for tasks without pressure limiting for straightforward operations. Opt for 'C' for simultaneous pressure control on ports A & B, ensuring consistent and reliable performance. For specialized and independent control, select 'A---B---', offering tailored management of ports A and B. Each option is designed to uphold the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operations with customizable options designed for peak performance. For straightforward tasks, choose 'N', which has no function ON/OFF or pressure outlet requirements. For processes requiring enhanced control, 'X' with C type pressure limitation is ideal, or select 'S/S1' with AB type for superior oversight. For electrical precision, choose 'A' for ON/OFF on side A or 'B' for side B. Each option is meticulously crafted to ensure precision, efficiency, and operational excellence.
(14) Operation Modes: Explore a diverse range of operation modes, each designed for exceptional versatility and precision. 'A(1,2)' offers manual operation with long or short handle options for ergonomic comfort. 'E' provides advanced electric proportional control, and 'EA(1,2)' combines this with manual operation for adaptability and responsiveness. 'D' offers electric switching value control, with 'DA(1,2)' for manual enhancement. Opt for 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, aligned or perpendicular, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Elevate adaptability and performance with our expertly engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each choice promises unmatched adaptability, delivering peak performance across varying systems and operational demands.
(16) End Plate Options: Discover our expertly crafted end plate solutions, each designed for optimal functionality and adaptability. 'E1' excels with external discharge of pilot oil and oil return control port T. 'E2' enhances capabilities with an additional port Y for flexibility. 'E3' features a 2-position, 3-way magnetic ball valve for advanced system pressure, ensuring superior functionality and reliability.
E4 mirrors 'E1', featuring advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' builds on 'E2' with internal discharge for superior performance. 'E6' encompasses the sophisticated design of 'E3', offering advanced discharge control, ideal for demanding system requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our durable and secure voltage options, including G12-12VDC, designed for safety and reliability in challenging environments. Our solutions offer specialized protection and stability for any application, ensuring your system's performance remains uncompromised.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 proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, illustrating our steadfast commitment to pioneering state-of-the-art advancements and adhering to the highest quality standards. Our unparalleled expertise spans comprehensive research, avant-garde development, precision manufacturing, and strategic marketing of the finest hydraulic components. Renowned nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are devoted to continuously enhancing our standards of excellence, solidifying our leadership position within the industry.
At the forefront of our groundbreaking product suite is our signature innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering signifies the pinnacle of hydraulic system control, meticulously designed for flawless integration into construction machinery and heavy-duty equipment. Its crucial functionality extends across essential applications, including life-saving emergency rescue operations, intricate tunnel engineering, ambitious mining activities, and vital municipal service vehicle functioning. Our unwavering commitment to forging strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to producing outstanding products, delivering unparalleled services, and providing cutting-edge solutions. With a vision to be globally recognized as a trusted supplier of premium hydraulic components, we constantly strive to establish 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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