Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations epitomize the zenith of hydraulic innovation, effortlessly blending pressure, flow, and directional control into a singular, harmonious masterpiece. This ensures unparalleled performance and reliability across a multitude of applications. Typically composed of three essential functional modules-connecting blocks, directional valves, and end plates-these valves are meticulously designed for integration into high-end hydraulic systems, indispensable for top-tier engineering machinery. They precisely govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Key highlights include a compact structure, superior energy efficiency, and the capability for stepless speed control. Furthermore, they empower multiple actuators to operate simultaneously under varying loads, offering unrivaled performance and versatility for any application.
The HLPSL valves are expertly crafted for constant displacement pump systems, ensuring steadfast and reliable operation across various settings. In contrast, the HLPSV valves are masterfully engineered for variable pump systems. Although HLPSV valves might exhibit a slightly slower response time, they excel in delivering exceptional energy-saving performance, rendering them the ultimate choice for applications where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering a flawless fusion 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 keystone of reliability, this pump delivers a steadfast and unwavering performance, ensuring smooth and efficient operations across your entire system.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, it provides extraordinary flexibility to accommodate a wide array of operational requirements with ease.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge, forging a dependable operational framework::
2-G3/8; Expertly crafted for compact proficiency, designed to support streamlined and seamless operation flows.
3-G1/2; Engineered for unparalleled robustness and reliability, providing a solid foundation for your system's integrity.;
4-G3/4; Featuring advanced connectivity with superior control, enhancing system integration and performance.;
5, 55-G1; Equipped with superior flow rates, ideal for high-demand applications, ensuring consistent and reliable outcomes.;
6-G1 1/4; Delivering unmatched performance, expertly designed to excel in demanding environments and tackle challenges with ease.;
(3) Additional Components and Specifications - Raising system capabilities to unprecedented levels::
C,Standard Type - A reliable and trusted foundation, meticulously engineered to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, greatly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, delivering unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Offering 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); Providing customized solutions to seamlessly meet your specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and refined control:C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizes pump when powered, unloads when unpowered; D - Normally closed magnetic ball valve, unloads pump when powered, pressurizes when unpowered;D/F - Discover this state-of-the-art precision-engineered pressure limiting valve for secondary pressure (F50), equipped with a meticulously defined pressure value. It stands as a marvel in engineering, ensuring that advanced safety measures are thoroughly enhanced, thus optimizing operational security and reliability like never before.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Step into the realm of ultimate versatility and precision with adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, meeting every hydraulic requirement seamlessly. With the /NF configuration, enjoy systems without a pressure limiting valve, crafted with precision for HLPSV, delivering unmatched pressure control across varied applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterstroke in design, expertly crafted to suit every application, ensuring you receive a product perfectly aligned with your specific needs.
(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, artfully engineered for seamless and flawless integration.
(9)Directional valve block inflow controller options: Explore a spectrum of options: 1, without inflow controller; 2, standard inflow controller; 4, an advanced 3-way flow controller for both inlet and outlet, custom-tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering precision and exceptional efficiency.
(10) Valve core function symbols: Uncover an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements.
(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 crafted for superior performance and reliability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, concurrent pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all measured in bar, ensuring uncompromising system safety.
(13) Function ON/OFF and pressure outlet options: Tailor your experience 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 engineered for precise control and functionality.
(14) Operation modes: Choose from a spectrum 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, crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Unlock a world of versatility with our expertly crafted options designed for seamless adaptability and flawless integration into diverse systems. Choose from: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option is meticulously engineered to meet your specific needs.
(16) End plate options: Discover our precision-engineered end plate solutions that cater to your unique requirements: E1, your standard choice, provides an external discharge of pilot oil with an external oil return control port T; E2 enhances E1's capabilities with an additional port Y, offering increased flexibility; E3 integrates a 2-position 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation.
E4 delivers an innovative twist on E1 by incorporating an internal discharge of pilot oil with a sealed port T; E5 mirrors E2's features, offering internal discharge for peak performance; E6 embodies the sophisticated design principles of E3, ensuring precise discharge control across all variants.
(17) Control voltage and anti-explosion cable options: Choose from our range of secure and compatible options, such as G12-12VDC, meticulously crafted for safety and reliability in the most demanding environments.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Established in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has emerged as a lighthouse of innovation and distinction within the hydraulic industry. As a distinguished subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly embrace our status as a national high-tech enterprise. Our unparalleled proficiency in the intricate research, development, manufacturing, and sales of top-tier hydraulic components sets us apart from the competition. Being recognized as a national 'specialized, refined, and innovative' small giant enterprise underscores our steadfast commitment to technological progress and quality excellence, affirming our leadership in the field.
Our flagship offering, the revolutionary Safety Atex Valve, represents the pinnacle of cutting-edge hydraulic system control. Expertly engineered for construction machinery and heavy-duty applications, this indispensable component is essential for critical operations such as emergency rescue missions, tunnel construction, mining, and municipal service vehicles. We take great pride in our strategic alliances with numerous esteemed domestic manufacturers, playing a pivotal role in the localization of essential hydraulic components for sophisticated mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing them with our attitude, and retaining them with quality'-we are unwavering in our dedication to delivering unparalleled products, services, and solutions. Our vision is to emerge as a globally trusted provider of premium hydraulic components, setting benchmark standards of excellence across the globe.
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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