Embark on a journey to the forefront of hydraulic innovation with the introduction of our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are not just components; they are a testament to the sublime fusion of engineering mastery and avant-garde hydraulic technology. By brilliantly unifying pressure, flow, and directional control into one cohesive masterpiece, our valves ensure extraordinary performance and steadfast reliability across all applications. Crafted with an artisan's precision, they comprise three integral functional modules - connecting blocks, directional valves, and end plates - each intricately designed for flawless integration into elite hydraulic systems, vital for the most advanced engineering machinery. These valves masterfully manage the movement, direction, and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Standout features include an elegant, compact design, exceptional energy efficiency, and the capability for stepless speed modulation. Additionally, they enable multiple actuators to operate in concert under varied loads, offering unparalleled performance and adaptability across a wide array of applications.
The HLPSL valves are meticulously engineered for constant displacement pump systems, guaranteeing unwavering, dependable operations under any circumstances. Conversely, the HLPSV valves are expertly designed for variable pump systems. Despite a slightly delayed response time, HLPSV valves excel in their outstanding energy-saving potential, making them the quintessential choice when efficiency is crucial. With their cutting-edge engineering and environmentally-conscious design, these valves stand as the definitive solution for sophisticated hydraulic control requirements, seamlessly fusing impeccable precision, reliability, and energy efficiency into one extraordinary package.
| 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 - This robust cornerstone of reliability ensures steady and efficient performance, delivering unwavering operational excellence across your entire system.;
HLPSV: Variable Displacement Pump - The epitome of flexibility and precision, this pump caters effortlessly to diverse operational needs, offering unmatched versatility.;
(2) Connection Block Ports P & R Specifications - Where meticulous engineering meets steadfast dependability, crafting an enduring operational blueprint::
2-G3/8; Tailored for compact efficiency, it guarantees smooth, unobstructed operational flow.
3-G1/2; Built for resilience and reliability, providing a robust foundation for maintaining system integrity.;
4-G3/4; Featuring cutting-edge connectivity, it offers superior control and seamless system integration.;
5, 55-G1; With exceptional flow rates, it's perfect for high-demand scenarios, ensuring consistent, reliable results.;
6-G1 1/4; Delivering unmatched performance, this component excels in challenging environments, overcoming obstacles with ease.;
(3) Additional Components and Specifications - Advancing system capabilities to exceptional heights of performance::
C,Standard Type - A paragon of reliability, expertly crafted to meet essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Offers precise control, significantly boosting the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, delivering extraordinary performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Offering customized pressure control solutions to precisely meet diverse application needs:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing tailor-made solutions that seamlessly integrate with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevates system efficiency and control with precise finesse:C - Embrace the precision of our no magnetic ball valve; F - Discover the innovation of our normally open magnetic ball valve, which powers up to pressurize pumps and effortlessly unloads when unpowered; D - Experience unparalleled efficiency with our normally closed magnetic ball valve, enabling pump unloading when powered and intuitive pressurization when unpowered;D/F - Elevate your safety standards to new heights with our meticulously crafted pressure limiting valve, designed exclusively for secondary pressure (F50). This cutting-edge feature ensures superior safety protocols, markedly boosting operational security and reliability, offering an unrivaled peace of mind.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delve into unparalleled versatility and precision with our tool adjustable pressure limiting valve, offering customizable pressure settings ranging from 63 to 400 bar. This adaptable component caters to a broad spectrum of hydraulic demands, ensuring seamless integration. The /NF setting, tailored for HLPSV, guarantees precise pressure management across a multitude of applications, embodying excellence in adaptability.
(7) Product Series Classification - The Apex of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as an engineering marvel, meticulously crafted for versatile applications, delivering a product that seamlessly aligns with your exact requirements, representing a culmination of precision and innovation.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; complemented by ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless integration and optimal operation.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection of options: 1, without inflow controller; 2, standard inflow controller; 4, sophisticated 3-way flow controller for both inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each meticulously crafted to deliver precision and superior 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 and exceed specific functional requirements, ensuring exceptional performance.
(11) Output flow code for ports A & B: Amplify efficiency with optimized output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, designed for peak performance and unmatched reliability.
(12) Secondary pressure limitation options: Opt 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 precisely assessed in bar to ensure uncompromised system safety and peak operational integrity.
(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 crafted with meticulous precision for optimal control and functionality.
(14) Operation modes: Experience the pinnacle of control versatility with our diverse selection of operation modes: A(1,2) offers manual operation with customizable long or short handle options; E introduces electric proportional control for precision; EA(1,2) combines the best of electric proportional control and manual operation for flexible handling; D highlights electric switching value control; DA(1,2) merges electric switching value control with manual operation; M provides manual friction positioning with a long handle; H offers pure hydraulic control by aligning pilot oil ports with oil ports A and B; F features pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously crafted to provide comprehensive and precise management tailored to your needs.
(15) Ancillary block port sizes: Enhance your system's adaptability and integration with our expertly designed port size solutions. Choose from our premium selection: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option guarantees exceptional flexibility and has been meticulously tailored to meet your precise requirements with outstanding efficiency, ensuring a perfect fit for any configuration.
(16) End plate options: Discover an unparalleled suite of end plate innovations meticulously tailored for peak performance. E1 sets a new standard with external pilot oil discharge and an external oil return control port T. Elevate functionality with E2, adding an extra port Y for expanded capabilities. Venture into innovation with E3, featuring a 2-position 3-way magnetic ball valve, boosting system pressure to top-tier safety valve levels when activated, offering unrivaled performance and reliability.
E4 parallels E1 with its unique internal pilot oil discharge and sealed port T. E5 mirrors E2's excellence, now with enhanced internal discharge capabilities. Embrace the future with E6, reflecting E3's innovative design. Each variant promises superior discharge control, ensuring that your system operates at maximum efficiency and performance.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and reliability with our extensive range of specialized solutions. Choose G12-12VDC for applications where uncompromised safety and compatibility are paramount.G24: The definitive choice for reliable performance and steadfast dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Amplify your strategic decision-making with these options, engineered for optimal efficiency and adaptability across various demanding environments.12: A paradigm of precision and reliability, expertly designed for seamless integration within your systems.bb621436: The hallmark of excellence, establishing a new standard in our avant-garde design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation in the hydraulic industry, earning acclaim through groundbreaking advances and unmatched excellence. As an esteemed subsidiary of the China Baoan Group (stock code: 000009), we proudly uphold our status as a national high-tech enterprise. Our focus is on the meticulous research, development, manufacturing, and sales of premium hydraulic components. Recognized as a national 'specialized, refined, and innovative' small giant enterprise, we are committed to driving technological progress and ensuring superior quality. This unwavering dedication positions us as leaders in our field.
Our enhanced Safety Atex Valve stands as the flagship of our product offerings, epitomizing the zenith of advanced hydraulic system control. Meticulously crafted for use in construction machinery and heavy-duty equipment, this versatile component is indispensable for critical applications like emergency rescue, tunnel engineering, mining, and municipal service vehicles. We pride ourselves on strategic partnerships with leading domestic manufacturers, crucially aiding in 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 steadfast in our mission to provide exceptional products, services, and solutions. Our ambition is to emerge as a globally trusted supplier of premier hydraulic components, setting new standards 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 vital period, we delve into extensive preparations and uphold the pinnacle of quality control standards, guaranteeing that every product arrives to you in pristine, impeccable condition. Our unwavering dedication to fulfilling your ultimate satisfaction with our flawless delivery is the core of our promise.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We confidently provide an extraordinarily low minimum order quantity, granting you the distinct advantage of ordering as little as a single piece for sample verification. This flexibility empowers you to initiate your projects with ease, catering precisely to your specific requirements with utmost convenience and accuracy.
Question:3. How to proceed with an order for LED lights?
Answer: Begin your order by communicating your specific needs or intended applications to us. We will then meticulously prepare a personalized quote that is custom-tailored to your needs, based on your detailed inputs or our expert recommendations. Once the drawings are finalized and a deposit is made, we will officially confirm the order and initiate production. We assure you that every specification will be met with meticulous accuracy, providing a seamless and bespoke solution that perfectly matches your vision.drawings,and place a deposit to formalize the order. Ultimately, we will orchestrate production, ensuring that every detail is executed flawlessly for a seamless and customized solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is entirely possible. Please make sure to formally notify us before production begins and confirm the design according to the sample we provide. This ensures that your branding is depicted with exceptional precision and excellence, perfectly embodying your identity.
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