Introducing our cutting-edge HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a true milestone in hydraulic innovation. These engineering masterpieces redefine excellence by seamlessly integrating pressure, flow, and directional control into a singular, cohesive marvel. Offering unmatched performance and rock-solid reliability, they are indispensable across a myriad of applications. Comprising three essential functional modules-connecting blocks, directional valves, and end plates-these valves are meticulously precision-engineered for flawless integration into high-end hydraulic systems, making them fundamental to superior engineering machinery. With the remarkable ability to precisely manage movement direction and speed of hydraulic cylinders, motors, and other actuators, they deliver unparalleled precision and control. Key features include a compact structure, remarkable energy efficiency, and the capability for stepless speed control. Additionally, they empower multiple actuators to operate concurrently under diverse loads, offering extraordinary performance and versatility suitable for any application.
The HLPSL valves are designed with expert precision for constant displacement pump systems, ensuring unwavering and reliable operation across all environments. Conversely, the HLPSV valves are ingeniously crafted with a focus on variable pump systems. Though the HLPSV valves may exhibit a slightly slower response, they shine in delivering exceptional energy-saving performance, making them the optimal choice for scenarios where efficiency is paramount. With advanced engineering and an energy-efficient design at their core, HLPSV valves emerge as the premier solution for sophisticated hydraulic control needs, offering an ideal blend 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 - An epitome of reliability that delivers unwavering and consistent performance, ensuring that your systems function smoothly and efficiently. Experience the utmost in dependability, with a mechanism that keeps your machinery running seamlessly, maintaining precise functionality with the precision of a finely tuned instrument.;
HLPSV: Variable Displacement Pump - The hallmark of adaptability and versatility, this pump offers extraordinary flexibility, catering to a diverse range of operational demands. Designed to seamlessly adjust to fluctuating requirements, it provides smooth transitions and enhanced control for optimal operational efficiency.;
(2) Connection Block Ports P & R Specifications - Where precision converges with reliability, establishing a robust operational framework: Crafted with meticulous attention to detail to ensure flawless performance, enhancing reliability across every application. This dependable design guarantees consistent, superior operation.:
2-G3/8; Engineered for compact proficiency, it facilitates streamlined and seamless operational workflows. Perfectly calibrated for precision, it guarantees optimal performance even in confined spaces, ensuring every operation meets the highest demanding standards.
3-G1/2; Built for robustness and reliability, this connection provides a steady foundation for system integrity. Designed for longevity, it delivers unwavering durability under the most challenging conditions, ensuring your system withstands the test of time.;
4-G3/4; With advanced connectivity, it offers enhanced control and superior system integration. This sophisticated design elevates your system, merging efficiency and control to augment operational prowess.;
5, 55-G1; Engineered with superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it effortlessly meets high-pressure challenges, making it a critical component in demanding environments.;
6-G1 1/4; Delivering unparalleled performance, expertly crafted to excel in challenging environments and handle demanding tasks with ease. This connection sets new industry benchmarks in power and performance, establishing itself as a leader.;
(3) Additional Components and Specifications - Raising system capabilities to new heights: Unlocking operational potential with cutting-edge components that redefine excellence, enhancing system performance to keep your operations at the forefront of industry standards.:
C,Standard Type - A solid and trusted foundation, precisely engineered to meet essential operational needs. Providing unwavering support and superior reliability to empower your system, ensuring it withstands the demands of daily operations.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, enhancing system efficiency. By fine-tuning operations for maximum effectiveness, it effortlessly optimizes your system's performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Masterfully engineered to optimize flow management, this valve consistently delivers stellar performance and reliability. Experience the cutting-edge of conventional performance, consistently producing extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Offering bespoke pressure control solutions for diverse applications. These tailor-made solutions are designed to fit your exact requirements, ensuring precision control that aligns perfectly with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar). These customizable solutions are designed to cater effortlessly to your specific operational needs. Enjoy customizable configurations that ensure you achieve your desired outcomes with unparalleled convenience and efficiency.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating efficiency and control. This expertly designed valve enhances your system's performance, providing unrivaled control and exceptional effectiveness for optimal results.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. These options offer precision tuning for unmatched system efficiency and performance.D/F - Introducing an innovative, precision-engineered pressure limiting valve for secondary pressure (F50), crafted with extraordinary precision to maintain a defined pressure value. This engineering marvel significantly elevates advanced safety measures, optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience ultimate versatility and precision with adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This adaptable component flawlessly accommodates every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control across a broad range of applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series. Each series is a masterclass in design, skillfully crafted to address every application. Ensure you acquire a product that seamlessly aligns with your specific requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1. Including expertly engineered ancillary blocks or intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, crafted for flawless and seamless integration.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection: 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; 8, pre-selectable options, each providing precision and exceptional efficiency.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N. Each function is meticulously crafted to meet specific functional requirements, ensuring optimal performance.
(11) Output flow code for ports A & B: Elevate your system's performance to its zenith, thanks to our extensive range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow level is meticulously crafted to deliver exceptional efficiency and steadfast dependability.
(12) Secondary pressure limitation options: Secure unparalleled system safety with our superior range of pressure limitation choices: N, offering no pressure limiting protection for unrestricted functionality; C, providing synchronized pressure limitation for actuator ports A & B; A---B---, delivering independent pressure limitation for each port. Each option is meticulously calibrated in bar, ensuring steadfast protection.
(13) Function ON/OFF and pressure outlet options: Precisely tailor your control preferences with our expertly designed selections: N, devoid of function ON/OFF or pressure outlet; X, featuring C type pressure limitation; S/S1, incorporating AB type pressure limitation; A, equipped with electrical ON/OFF on side A; B, with electrical ON/OFF on side B. Each option is engineered for optimal precision and unyielding reliability.
(14) Operation modes: Experience the power of versatility with our distinctive operation modes: A(1,2), enabling manual operation with adaptable long or short handle; E, offering electric proportional control for sophisticated management; EA(1,2), fusing electric proportional control with manual operation; D, implementing electric switching value control; DA(1,2), a synthesis of electric switching value control and manual operation; M, utilizing manual friction positioning with a long handle; H, delivering authentic hydraulic control, aligning pilot oil ports with ports A and B; F, pure hydraulic control with perpendicular pilot oil ports. Each mode is designed for exceptional precision and adaptability.
(15) Ancillary block port sizes: Discover unmatched adaptability with our precisely engineered port size options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. These selections ensure perfect integration and effortless adaptability across diverse systems, maximizing efficiency and peak performance.
(16) End plate options: Delve into our expertly crafted end plate solutions: E1, provides an external discharge of pilot oil with an external oil return control port T. E2 enhances E1 by adding port Y for increased flexibility; E3 features a refined 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring ultimate performance.
E4 retains the essence of E1 while innovatively incorporating an internal discharge of pilot oil with a sealed port T, enhancing efficiency. E5 advances the features of E2 with an internal discharge, ensuring superior performance. E6 echoes the advanced design of E3, offering state-of-the-art discharge control for intricate system requirements.
(17) Control voltage and anti-explosion cable options: Choose from our robust selection, including G12-12VDC, engineered for rigorous applications with a strong focus on safety and reliability. Our options ensure precise specialization and absolute security.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 emerged as a beacon of innovation and excellence in the hydraulic industry. As an esteemed subsidiary of the illustrious China Baoan Group (stock code: 000009), our company is proudly recognized as a national high-tech enterprise, highlighting our relentless pursuit of technological advancement and unparalleled quality. Our expertise is unmatched, extending across comprehensive research, development, manufacturing, and sales of superior hydraulic components. Honored as a national 'specialized, refined, and innovative' small giant enterprise, we remain unwavering in our commitment to excellence, reinforcing our leadership in the field.
Introducing our flagship innovation, the Atex Certified Proportional Valve for Enhanced Mining Safety Controls, a pinnacle of advanced hydraulic system control technology. This meticulously engineered component is essential for construction machinery and heavy-duty equipment, serving crucial roles in applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with leading domestic manufacturers, significantly driving the localization of core hydraulic components for sophisticated mechanical equipment. Guided by our founding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are steadfast in our quest to deliver remarkable products, services, and solutions. Our mission is to become a globally trusted supplier of premier hydraulic components, consistently setting new benchmarks of excellence on the world 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.
){kind=link}