Introducing the dawn of revolutionary hydraulic solutions with our exceptional HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are far more than mere components; they represent a symphony of engineering brilliance and the pinnacle of groundbreaking hydraulic technology. Seamlessly amalgamating pressure, flow, and directional control into one cohesive, harmonious entity, these valves guarantee extraordinary performance and reliability across all applications. Comprising three fundamental functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously crafted for integration into elite hydraulic systems, essential for top-tier engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unrivaled precision and control. Key features include an elegant, compact design, remarkable energy efficiency, and the capability for stepless speed control. Moreover, they enable multiple actuators to function simultaneously under diverse load conditions, offering unmatched performance and versatility for any application.
The HLPSL valves are expertly engineered for constant displacement pump systems, ensuring dependable and consistent operation in every situation. In contrast, the HLPSV valves are masterfully designed for variable pump systems. Although the HLPSV valves may exhibit a slightly slower response time, their exceptional energy-saving capabilities make them stand out, establishing them as the ultimate choice when efficiency is paramount. Leveraging cutting-edge engineering and an energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control requirements, delivering an impeccable blend of precision, reliability, and energy 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 - Experience the pinnacle of reliability with this steadfast component. Ensuring unwavering and seamless performance, it stands as a cornerstone of operational excellence, providing consistent output for uninterrupted system functionality.;
HLPSV: Variable Displacement Pump - Embrace the apex of versatility and adaptability with this pump. It offers unparalleled flexibility, engineered to meet a vast array of operational needs with precision and efficacy.;
(2) Connection Block Ports P & R Specifications - The intersection of precision and reliability that forms a robust operational baseline::
2-G3/8; Expertly crafted for compact efficiency, this design supports seamless and uninterrupted operation, optimizing your system's performance.
3-G1/2; Built to provide formidable performance and dependability, laying a strong foundation for system integrity.;
4-G3/4; Engineered with advanced connectivity, it offers enhanced control and superior system integration.;
5, 55-G1; Ideal for high-demand applications, it ensures a continuous flow of performance with unwavering reliability.;
6-G1 1/4; Crafted for exceptional performance, this component thrives in challenging conditions, overcoming obstacles with ease.;
(3) Additional Components and Specifications - Elevating system capabilities to extraordinary levels::
C,Standard Type - A bedrock of reliability, carefully designed to meet fundamental operational requirements.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, significantly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management for exceptional performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Crafting customized solutions that seamlessly integrate with your specific operational demands.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision engineering:C - Experience innovation with our no magnetic ball valve; F - Discover efficiency with our normally open magnetic ball valve, allowing seamless pump pressurization upon power and effortless unloading when unpowered; D - Enhance control with our normally closed magnetic ball valve, ensuring smooth pump unloading when powered and reliable pressurization when unpowered.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, purposefully crafted for secondary pressure (F50). This cutting-edge feature ensures a fortified safety protocol, vastly augmenting operational security and integrity.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace revolutionary adaptability and precision with our customizable pressure settings ranging from 63 to 400 bar. This component epitomizes flexibility, adeptly catering to an extensive array of hydraulic demands. For seamless configurations, /NF denotes no pressure limiting valve, expertly crafted for HLPSV, guaranteeing flawless pressure management across a broad spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Every series is an engineering masterpiece, meticulously designed to cater to diverse applications, providing you with a product that integrates effortlessly with your exact requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including supplementary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, precisely crafted for seamless integration and robust operation.
(9)Directional valve block inflow controller options: Choose from a comprehensive suite of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering unmatched precision and outstanding efficiency.
(10) Valve core function symbols: Explore a diverse array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional requirements.
(11) Output flow code for ports A & B: Achieve maximum efficiency with superior output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each expertly designed for unparalleled performance and dependability.
(12) Secondary pressure limitation options: Select from: N, no pressure limiting protection; C, simultaneous pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all calibrated in bar, ensuring uncompromised system safety.
(13) Function ON/OFF and pressure outlet options: Tailor your system with options like: N, without function ON/OFF or pressure outlet; X, C type pressure limitation; S/S1, AB type pressure limitation; A, electrical ON/OFF on side A; B, electrical ON/OFF on side B, each option meticulously engineered for precise control and functionality.
(14) Operation Modes: Elevate your control experience with our diverse selection of operation modes: A(1,2), offering manual operation with the versatility of long or short handle options; E, featuring advanced electric proportional control; EA(1,2), blending electric proportional control with manual operation for seamless adaptability; D, implementing electric switching value control; DA(1,2), combining electric switching value control with precise manual operation; M, providing manual friction positioning with an extended handle; H, delivering pure hydraulic control by aligning pilot oil ports with oil ports A and B; and F, offering pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously engineered to ensure comprehensive and precise control.
(15) Ancillary Block Port Sizes: Experience unparalleled precision with our meticulously engineered port sizes, offering seamless adaptability and integration. Choose from our expertly designed options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each size is crafted to provide ultimate flexibility, ensuring efficient and tailored solutions that meet your exact specifications.
(16) End Plate Options: Dive into our exclusive collection of finely tailored end plate solutions. E1 sets the standard with its design, featuring external discharge of pilot oil and an external oil return control port T. Upgrade to E2 for a superior experience, which includes an additional port Y. Discover the innovation of E3, integrating a 2-position 3-way magnetic ball valve that elevates system pressure to optimal safety valve levels when powered, guaranteeing superior performance and reliability.
E4, paralleling E1, stands out with an internal discharge of pilot oil and a sealed port T. E5 adopts E2's excellence, now enhanced with internal discharge capabilities. Venture into the future with E6, echoing the advanced design of E3. Each variant promises superior discharge control, ensuring your system operates at peak efficiency and performance with unmatched reliability.
(17) Control Voltage and Anti-Explosion Cable Options: Enhance your system's safety and dependability with our extensive range of tailored solutions. Opt for G12-12VDC, perfect for specialized applications necessitating uncompromised safety and compatibility, ensuring your system's resilience and reliability.G24: The ultimate choice for those seeking robust performance and steadfast reliability in demanding applications.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Elevate your strategic selections with these options, engineered for maximum efficiency and adaptability across various challenging environments, ensuring your operations run smoothly and effectively.12: Emblematic of precision and dependability, crafted for seamless integration into your systems, ensuring optimal performance and reliability.bb621436: The code of excellence, representing the pinnacle of innovation in our design, setting a new standard for quality and performance.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and unparalleled excellence in the hydraulic industry. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly uphold our reputation as a distinguished national high-tech enterprise. Our expertise shines through in the meticulous research, development, manufacturing, and sales of premium hydraulic components. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field.
Our enhanced Safety Atex Valve stands as the flagship product, epitomizing the pinnacle of advanced hydraulic system control. Purposefully engineered for construction machinery and heavy-duty equipment, this versatile component is indispensable for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing a pivotal role in localizing 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 resolute in our commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence worldwide.
Question:1. What about the lead time?
Answer:Our typical lead time for production is approximately one month following the receipt of payment. Within this period, we engage in scrupulous preparations paired with stringent quality control measures. This ensures that each product reaches you in pristine condition, fulfilling our unwavering promise to exceed your expectations with every flawless delivery.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We are pleased to provide a highly accommodating minimum order quantity, allowing you the liberty to order as few as one piece for sample verification. This remarkable flexibility empowers you to commence your projects with ease and accuracy, seamlessly adapting to your distinct requirements.
Question:3. How to proceed with an order for LED lights?
Answer: To begin the ordering process, please relay your specific requirements or intended applications to us. We will promptly generate a personalized quote crafted just for you, using either your distinct specifications or our expert guidance. After finalizing the drawings and securing a deposit, we will confirm your order and initiate production, ensuring every aspect adheres precisely to your needs, delivering a flawless and unique solution tailored exclusively 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 entirely possible. Please ensure you officially inform us before production begins and confirm the design based on the sample provided. This ensures your branding is represented with unmatched precision and excellence, perfectly embodying your unique identity.
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