Introducing the epitome of hydraulic innovation: our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These aren't mere components; they are the embodiment of engineering brilliance and the zenith of cutting-edge hydraulic technology. They flawlessly merge pressure, flow, and directional control into a single, cohesive masterpiece, delivering unrivaled performance and reliability in every application. Crafted with precision, these valves include three essential functional modules: connecting blocks, directional valves, and end plates, all designed for integration into top-tier hydraulic systems, crucial for high-end engineering machinery. They expertly dictate the movement direction and velocity of hydraulic cylinders, motors, and other actuators, ensuring supreme precision and control. Key features include a sleek, space-saving design, exceptional energy efficiency, and the ability for smooth, stepless speed adjustments. Moreover, they enable multiple actuators to function simultaneously under varying loads, providing unparalleled performance and versatility across diverse applications.
The HLPSL valves are meticulously engineered for systems with constant displacement pumps, guaranteeing unwavering reliability and steadfast operation in every context. In contrast, the HLPSV valves are designed with mastery for variable pump systems, offering a slightly delayed response time but with unmatched energy-saving prowess, distinguishing them as the optimum choice when efficiency is paramount. With cutting-edge engineering and a focus on energy-efficient design, HLPSV valves emerge as the leading solution for advanced hydraulic control requirements, presenting a perfect fusion of precision, reliability, and energy conservation.
| 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 steadfast cornerstone of reliability, this pump delivers unwavering and consistent performance, ensuring seamless and efficient operations throughout your entire system.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers exceptional flexibility to meet a wide array of operational demands.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge, creating a steadfast operational framework::
2-G3/8; Expertly crafted for compact efficiency, this design supports smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, providing a solid foundation for the integrity of your system.;
4-G3/4; Featuring cutting-edge connectivity, this option offers superior control and enhances system integration.;
5, 55-G1; With superior flow rates, it's ideally suited for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering peerless performance, this component is designed to thrive in challenging environments and tackle obstacles with ease.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights::
C,Standard Type - A foundation of reliability, meticulously crafted to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision control to enhance the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering bespoke pressure control solutions tailored for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering customized solutions to seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, enabling pump pressurization when powered, and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered, and pressurization when unpowered;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, meticulously crafted for secondary pressure (F50). This cutting-edge feature not only guarantees advanced safety protocols but also significantly enhances operational security and reliability, offering unparalleled peace of mind.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Unlock unprecedented versatility and precision with customizable pressure settings spanning from 63 to 400 bar. This component exemplifies adaptability, fully catering to a diverse range of hydraulic requirements. For seamless configurations, /NF indicates no pressure limiting valve, perfectly tailored for HLPSV, ensuring flawless pressure management across a vast array of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering marvel, meticulously crafted to meet diverse applications, offering you a product that aligns seamlessly with your precise needs and expectations.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered with exceptional precision for seamless integration and smooth operation.
(9)Directional valve block inflow controller options: Explore an extensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering unmatched precision and superior efficiency.
(10) Valve core function symbols: Explore a comprehensive portfolio of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to meet specific functional requirements with remarkable precision.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is expertly designed to deliver superior performance and unwavering reliability, ensuring optimal operations.
(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 measured in bar, ensuring uncompromised system safety and exceptional reliability.
(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 is meticulously engineered for precise control and optimal functionality.
(14) Operation modes: Select from an extensive array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a fusion of electric proportional control and manual operation; D, electric switching value control; DA(1,2), combined electric switching value control and manual operation; M, manual friction positioning with long handle; H, pure hydraulic control (alignment of pilot oil ports with oil ports A and B); F, pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously crafted to provide comprehensive and precise control, exceeding expectations.
(15) Ancillary block port sizes: Elevate your system with our precision-engineered port size options, crafted for unparalleled adaptability and seamless integration. Choose from our expertly curated selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option provides exceptional flexibility, perfectly tailored to meet your precise requirements with unmatched efficiency.
(16) End plate options: Dive into our portfolio of meticulously designed end plate solutions. E1 serves as the quintessential standard, featuring an external discharge of pilot oil alongside an external oil return control port T. Upgrade to E2 for a superior experience, offering an additional port Y. Experience the innovation of E3, which incorporates a 2-position 3-way magnetic ball valve. This groundbreaking feature elevates your system's pressure to optimal safety valve levels when powered, guaranteeing unmatched performance and reliability.
E4, mirroring E1, distinguishes itself with an internal pilot oil discharge and a sealed port T. E5 echoes E2's excellence, now boasting internal discharge capabilities. Embrace the future with E6, reflecting the advanced design of E3. Each variant offers superior discharge control, ensuring your system operates with peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Strengthen your system's safety and reliability with our array of tailored solutions. Choose G12-12VDC, perfect for specialized applications that demand uncompromised safety and compatibility.G24: Your definitive choice for robust performance and unwavering reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Maximize your strategic selections with these options, designed for exceptional efficiency and adaptability in diverse demanding environments.12: A hallmark of precision and reliability, crafted for flawless integration into your systems.bb621436: A code of excellence representing the pinnacle of our innovative design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with groundbreaking innovation and unparalleled excellence. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a distinguished national high-tech enterprise. Our expertise lies 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, the flagship product, embodies the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is vital 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: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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