Witness the dawn of a revolutionary era in hydraulic technology with our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These components embody the pinnacle of engineering expertise and innovative hydraulic advancements. By ingeniously uniting pressure, flow, and directional control into one cohesive unit, our valves provide extraordinary performance and unrivaled reliability across all applications. Meticulously crafted, they encompass three essential functional modules: connecting blocks, directional valves, and end plates, each designed with precision for seamless integration into top-tier hydraulic systems, pivotal for premier engineering machinery. These valves precisely regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled control and accuracy. Standout features include a sleek, compact design, superior energy efficiency, and the capability for stepless speed modulation. Additionally, they empower concurrent operation of multiple actuators under varying loads, delivering unmatched performance and versatility across a wide range of applications.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast and reliable operations in any condition. Conversely, the HLPSV valves are meticulously crafted for variable pump systems. Although they may exhibit a slightly slower response, HLPSV valves excel in their remarkable energy-saving capabilities, making them the ideal choice when efficiency is paramount. These valves, with their state-of-the-art engineering and eco-conscious design, emerge as the ultimate solution for sophisticated hydraulic control needs, blending impeccable precision, reliability, and energy efficiency into one seamless 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 resilient titan of performance reliability provides unwavering, consistent delivery, ensuring seamless and effective operations across your entire system.;
HLPSV: Variable Displacement Pump - The quintessential model of versatility and adaptability, this pump offers unparalleled flexibility to meet a wide array of operational demands with exceptional ease.;
(2) Connection Block Ports P & R Specifications - Where precision engineering meets reliability to form an enduring operational framework::
2-G3/8; Designed with compact efficiency in mind, it ensures smooth and unhindered operational flows.
3-G1/2; Crafted for robust performance and dependability, providing a strong foundation for sustaining your system's integrity.;
4-G3/4; With state-of-the-art connectivity, it offers superior control and enhances system integration seamlessly.;
5, 55-G1; With outstanding flow rates, it's ideal for high-demand applications, delivering consistent and reliable outcomes.;
6-G1 1/4; Offering unmatched performance, this component is expertly crafted to excel in challenging environments, overcoming obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to new heights of excellence::
C,Standard Type - A bastion of reliability, meticulously engineered to fulfill essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, significantly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions to meet diverse application needs with precision:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions that seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision:C - No magnetic ball valve; F - The normally open magnetic ball valve is ingeniously designed to empower your pump, ensuring pressurization when powered and seamless unloading when unpowered, optimizing energy efficiency and performance; D - The normally closed magnetic ball valve provides effortless control, facilitating pump unloading during its powered state and pressurization in its unpowered state, enhancing operational effectiveness.D/F - Elevate your safety standards to unprecedented heights with our precision-engineered pressure limiting valve, specifically crafted for secondary pressure (F50). This state-of-the-art feature ensures adherence to advanced safety protocols, significantly boosting operational security and reliability, providing peace of mind in every operation.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Dive into the future of hydraulic mastery with groundbreaking versatility and precision customization. With pressure settings ranging from 63 to 400 bar, this component embodies adaptability, fully accommodating a diverse range of hydraulic needs. For seamless configurations, /NF signifies no pressure limiting valve, expertly designed for HLPSV, assuring impeccable pressure management across a vast variety of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence: Discover the sophistication of our product series, where each variant is a hallmark of engineering prowess.;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering marvel, meticulously crafted to meet a wide range of applications, delivering a product that fits seamlessly with your unique requirements.
(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, expertly engineered for precision integration and seamless operation.
(9)Directional valve block inflow controller options: Choose from a versatile array: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, perfectly designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering exceptional precision and efficiency tailored to your specific needs.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet precise functional requirements, ensuring optimal performance in every application.
(11) Output flow code for ports A & B: Achieve maximum efficiency with superior output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed for unparalleled performance and reliability.
(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 meticulously in bar, assuring uncompromised system safety.
(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 for precise control and outstanding functionality.
(14) Operation modes: Choose from a versatile range of operation modes: A(1,2) for manual operation with either a long or short handle; E for electric proportional control; EA(1,2) merging electric proportional control with manual operation; D for electric switching value control; DA(1,2) combining electric switching value control with manual operation; M for manual friction positioning using a long handle; H for pure hydraulic control aligning pilot oil ports with oil ports A and B; F for pure hydraulic control with perpendicular pilot oil ports. Each mode is expertly designed for comprehensive and precise control.
(15) Ancillary block port sizes: Elevate your system with our meticulously engineered port size solutions for seamless integration and perfect adaptability. Choose from expertly crafted options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option offers unparalleled flexibility, precisely tailored to meet your exact needs with exceptional efficiency.
(16) End plate options: Discover our exceptional suite of finely crafted end plate innovations. E1 sets the benchmark with external pilot oil discharge and an external oil return control port T. Experience the elevation with E2, introducing an additional port Y for enhanced functionality. Unveil the innovative E3, integrating a 2-position 3-way magnetic ball valve, elevating your system's pressure to premier safety valve standards when energized, ensuring unparalleled performance and reliability.
E4 mirrors E1 with distinct internal pilot oil discharge and a sealed port T. E5 matches E2's excellence, now with internal discharge capabilities. Embrace advanced technology with E6, echoing E3's forward-thinking design. Each variant ensures superior discharge control, guaranteeing peak efficiency and optimal performance of your system.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and reliability with our comprehensive range of expertly crafted solutions. Choose G12-12VDC for specialized applications demanding utmost safety and compatibility.G24: The pinnacle of steadfast performance and unwavering reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic options with these solutions, designed for peak efficiency and adaptability in varied demanding environments.12: Exemplifying precision and reliability, expertly crafted for seamless integration into your systems.bb621436: The hallmark of excellence, establishing a benchmark in our pioneering design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has revolutionized the hydraulic industry with its groundbreaking innovation and unmatched 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 unparalleled expertise is epitomized 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 cutting-edge technological advancement and superior quality. This relentless dedication positions us at the forefront of our field, making us the leaders in innovation and quality.
Our enhanced Safety Atex Valve, the flagship product, represents the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is indispensable 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 top-tier 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 crucial period, we embark on comprehensive preparations and uphold the highest standards of quality control, ensuring each product reaches you in pristine condition. Our unwavering devotion to achieving your complete satisfaction with our impeccable delivery is our foremost commitment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer an exceptionally low minimum order quantity, providing you with the unique advantage of ordering as little as a single piece for sample verification. This flexibility empowers you to kickstart your projects effortlessly, catering precisely to your exclusive needs with utmost convenience and precision.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate your order by conveying your specific requirements or intended applications to us. We will then meticulously prepare a bespoke quote, tailored exclusively for your needs, either through your detailed inputs or our expert recommendations. Once the drawings are finalized and a deposit is made, we will formalize the order and commence production. We assure you that every specification will be met with precision, providing a seamless, customized solution that perfectly aligns with your vision.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 entirely possible. Please ensure that you formally notify us before production begins and confirm the design according to the sample we provide. This ensures your branding is represented with outstanding precision and excellence, perfectly embodying your identity.
){kind=link}