Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the epitome of hydraulic advancement. These revolutionary engineering creations are the zenith of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into one harmonious masterpiece, ensuring unmatched performance and reliability in every application. Composed of three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously crafted for seamless integration into high-end hydraulic systems, indispensable for cutting-edge engineering machinery. They precisely dictate the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Their standout features include a compact structure, superior energy efficiency, and the capability for stepless speed control. Moreover, they empower multiple actuators to operate simultaneously under varying loads, providing unrivaled performance and versatility for any application.
The HLPSL valves are expertly designed for constant displacement pump systems, ensuring steadfast and reliable operation in every environment. Conversely, the HLPSV valves are brilliantly engineered for variable pump systems. While they may exhibit a slightly slower response time, HLPSV valves excel in delivering exceptional energy-saving performance, making them the quintessential choice for applications where efficiency is of utmost importance. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control requirements, offering an unparalleled 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 - The keystone of reliability, delivering unwavering and consistent performance to ensure smooth and efficient operations throughout your system, enhancing operational productivity.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, offering extraordinary flexibility to meet a diverse range of operational demands, adjusting seamlessly to any requirement.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, creating a trustworthy operational framework that excels in performance::
2-G3/8; Expertly crafted for compact proficiency, designed to support streamlined and seamless operational flows with maximum efficiency.
3-G1/2; Robust and reliable, providing a rock-solid base for your system's integrity, ensuring operational excellence.;
4-G3/4; Featuring advanced connectivity, offering superior control and enhanced system integration for optimal performance.;
5, 55-G1; Equipped with superior flow rates, ideal for high-demand applications, ensuring long-lasting, reliable performance under challenging conditions.;
6-G1 1/4; Delivering unmatched performance, expertly crafted to excel in demanding environments, effortlessly navigating challenges.;
(3) Additional Components and Specifications - Elevating your system's capabilities to unprecedented heights, ensuring superior performance::
C,Standard Type - A reliable and trusted foundation, meticulously engineered to meet essential operational requirements with precision.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing the overall efficiency and effectiveness of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving performance and dependability to new levels.;
(4) Pilot Oil Circuit Pressure Options - Customizable pressure control solutions tailored for diverse applications, ensuring optimal system performance: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 demands with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control, optimizing system performance: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; Delivering precision control for enhanced system functionality.D/F - Step into the future of precision with our state-of-the-art, meticulously crafted pressure limiting valve for secondary pressure (F50), expertly engineered to maintain an exact pressure specification. This engineering marvel is designed to elevate safety to unprecedented levels, ensuring that operational security and reliability are not just enhanced but redefined, setting new benchmarks in the industry.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the ultimate in adaptability and precision with our adjustable settings, offering a broad range from 63 to 400 bar levels. This component epitomizes flexibility, seamlessly meeting all hydraulic requirements. With the /NF configuration, experience systems innovatively designed without a pressure limiting valve, tailored for HLPSV, providing unequaled pressure control across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterpiece of design, ingeniously crafted to fit every application, ensuring you receive a product perfectly matched to your specific needs and expectations.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, flawlessly crafted for seamless and impeccable integration.
(9)Directional valve block inflow controller options: Choose from an impressive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, customized for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each engineered for precision and exceptional performance.
(10) Valve core function symbols: Discover our extensive suite of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to satisfy specific functional requirements, ensuring optimal performance and reliability.
(11) Output flow code for ports A & B: Achieve peak performance with our range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme reliability and efficiency, guaranteeing unmatched operational success.
(12) Secondary pressure limitation options: Select 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 precisely measured in bar, ensuring uncompromised system safety and security.
(13) Function ON/OFF and pressure outlet options: Customize 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 crafted for exact control and superior functionality.
(14) Operation modes: Select from an extensive array of operation modes: A(1,2), manual operation with either long or short handle; E, electric proportional control; EA(1,2), a blend of electric proportional and manual control; D, electric switching value control; DA(1,2), combined electric switching value and manual control; M, manual friction positioning with a long handle; H, pure hydraulic control (aligning pilot oil ports with oil ports A and B); F, pure hydraulic control with perpendicular pilot oil ports, providing comprehensive, precise control tailored to your needs.
(15) Ancillary block port sizes: Discover unmatched versatility with our meticulously engineered selections: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each option is precisely crafted for seamless adaptability and perfect integration across a multitude of systems.
(16) End plate options: Delve into our expertly designed end plate solutions: E1 is your standard choice, featuring external discharge of pilot oil and an external oil return control port T; E2 mirrors E1 but is enriched with an additional port Y for enhanced flexibility; E3 includes a 2-position 3-way magnetic ball valve, ensuring system pressure elevates to safety valve standards when triggered.
E4, crafted similarly to E1, ingeniously combines internal discharge of pilot oil with a sealed port T; E5 replicates the features of E2, with internal discharge for peak performance; E6 embodies the sophisticated design of E3, delivering advanced discharge control in every model.
(17) Control voltage and anti-explosion cable options: Choose from our reliable and specialized range, including G12-12VDC, designed for safety and tailored for the most challenging applications.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has emerged as a luminary of innovation and excellence within the hydraulic industry. Proudly affiliated as a distinguished subsidiary of the renowned China Baoan Group (stock code: 000009), we uphold our identity as a national high-tech enterprise with immense pride. Our unparalleled expertise spans the intricate research, development, manufacturing, and sales of superior hydraulic components. Recognition as a national 'specialized, refined, and innovative' small giant enterprise underscores our steadfast commitment to technological progress and exceptional quality. This unwavering dedication firmly establishes us as vanguards in our field.
Our premier offering, the Atex Valve Technology in Enhanced Sections Control for Safety Compliance, symbolizes the pinnacle of sophisticated hydraulic system control. Expertly designed for construction machinery and heavy-duty equipment, this adaptable component is indispensable for critical applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take great pride in our strategic alliances with numerous leading domestic manufacturers, significantly enhancing 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 remain resolute in our dedication to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting unparalleled 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 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}