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 are far more than ordinary; they represent a pinnacle of engineering mastery and state-of-the-art hydraulic innovation. By skillfully merging pressure, flow, and directional control into one seamless and cohesive unit, our valves offer outstanding performance and steadfast reliability across all applications. Crafted with utmost precision, they comprise three essential functional modules - connecting blocks, directional valves, and end plates - each meticulously designed for seamless integration into top-tier hydraulic systems, crucial for premier engineering machinery. These valves expertly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Notable features include a sleek, compact design, superior energy efficiency, and the capacity for stepless speed modulation. Additionally, they empower multiple actuators to operate simultaneously under varying loads, delivering unparalleled 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 under all conditions. Conversely, the HLPSV valves are meticulously designed for variable pump systems. While they may exhibit a slightly slower response, HLPSV valves are distinguished by their exceptional energy-saving attributes, making them the optimal choice when energy efficiency is of utmost importance. These valves, through advanced engineering and eco-conscious design, emerge as the ultimate solution for sophisticated hydraulic control needs, combining unmatched precision, reliability, and energy efficiency into one flawless 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 - Your Key to Mastering System Setup
HLPSL: Constant Displacement Pump - This resilient titan of performance reliability ensures unwavering, consistent delivery, enabling seamless and effective operations throughout your entire system, a true cornerstone of dependability.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers unparalleled flexibility and ease, effortlessly meeting a diverse range of operational demands with exceptional finesse.;
(2) Connection Block Ports P & R Specifications - Where precision engineering meets steadfast reliability to forge an enduring operational framework::
2-G3/8; Engineered with compact efficiency in mind, it guarantees smooth and unhindered flow, ensuring flawless operation and seamless system functionality.
3-G1/2; Built for robust performance and steadfast dependability, it forms a solid foundation that upholds your system's integrity with unwavering strength.;
4-G3/4; Featuring state-of-the-art connectivity, it offers superior control, enhancing integration and optimizing system performance effortlessly.;
5, 55-G1; With outstanding flow rates, this component is ideal for high-demand applications, consistently delivering reliable and superior outcomes.;
6-G1 1/4; Offering unmatched performance, this expertly crafted component excels in challenging environments, overcoming obstacles effortlessly and reliably.;
(3) Additional Components and Specifications - Raising system capabilities to unprecedented heights of excellence::
C,Standard Type - A pillar of reliability, meticulously engineered to precisely meet essential operational needs, ensuring flawless execution.;
G,Throttle Valve (For HLPSL only) - Provides precision control, significantly enhancing overall system efficiency with meticulous regulation.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving performance and reliability to new heights.;
(4) Pilot Oil Circuit Pressure Options - Delivering tailored pressure control solutions to precisely meet diverse application requirements:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing bespoke solutions that seamlessly align with specific operational needs, ensuring optimal performance.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision, ensuring smooth and reliable performance.C - No magnetic ball valve; F - Normally open magnetic ball valve that ingeniously allows pump pressurization when powered and seamless unloading when unpowered; D - Normally closed magnetic ball valve that skillfully facilitates pump unloading when powered and pressurization when unpowered, offering unrivaled operational precision;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, meticulously crafted for secondary pressure (F50). This cutting-edge feature guarantees advanced safety protocols and significantly enhances operational security, reliability, and peace of mind in every application.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover groundbreaking versatility with customizable pressure settings from 63 to 400 bar, epitomizing adaptability to accommodate a vast range of hydraulic requirements. For flawless configurations, /NF denotes no pressure limiting valve, expertly tailored for HLPSV, ensuring impeccable pressure management across diverse applications, enhancing operational efficiency.
(7) Product Series Classification - The Pinnacle of Engineering Excellence: Experience unparalleled innovation in engineering with our series offerings, each a masterpiece of craftsmanship, designed to exceed expectations across various applications, meeting your exacting standards.;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a marvel of engineering, meticulously crafted to meet diverse applications, providing you with a product that aligns seamlessly with your specific requirements, ensuring supreme satisfaction and performance.
(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, engineered with unmatched precision for seamless integration and optimal operation.
(9)Directional valve block inflow controller options: Choose from a wide array of sophisticated options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specially designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each ensuring precision and exceptional efficiency.
(10) Valve core function symbols: Discover a comprehensive suite of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to fulfill specific functional requirements with impeccable performance.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed for superior performance and unwavering reliability.
(12) Secondary pressure limitation options: Choose 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 in bar, ensuring uncompromised system safety and optimal performance.
(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 meticulously engineered for precise control and unmatched functionality.
(14) Operation modes: Embrace unparalleled control with our diverse range of operation modes, perfectly tailored to meet your specific needs. Choose from A(1,2), offering manual operation with optional long or short handle for customizable comfort; E, featuring electric proportional control for precision; EA(1,2), blending electric proportional control with manual operation for versatile performance; D, providing electric switching value control; DA(1,2), combining electric switching value control with manual operation for enhanced adaptability; M, manual friction positioning equipped with a long handle for stability; H, pure hydraulic control aligning pilot oil ports with oil ports A and B for fluid motion; and F, pure hydraulic control with perpendicular pilot oil ports, all engineered for impeccable precision and comprehensive control.
(15) Ancillary block port sizes: Experience exceptional adaptability and seamless integration with our exquisitely engineered port size solutions. Our expertly designed array includes /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each size option is crafted to deliver unmatched flexibility and is meticulously tailored to meet your precise needs with exceptional efficiency, empowering your systems to perform at their best.
(16) End plate options: Explore our extraordinary suite of precisely tailored end plate innovations. E1 sets a new standard with external pilot oil discharge and an external oil return control port T. Elevate your system's capabilities with E2, adding an additional port Y for enhanced functionality. Discover E3's breakthrough innovation, featuring a 2-position 3-way magnetic ball valve that elevates system pressure to premier safety valve levels when energized, ensuring superior performance and unrivaled reliability.
E4 offers unique attributes like E1 but with an internal pilot oil discharge and a sealed port T. E5 mirrors E2's excellence, now enhanced with internal discharge capabilities. Step into advanced technology with E6, echoing E3's forward-thinking design. Each variant is designed to provide superior discharge control, ensuring your system maintains peak efficiency and optimal performance.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our expertly crafted solutions. Choose G12-12VDC for specialized applications that demand uncompromised safety and compatibility.G24: The premier choice for consistent performance and unwavering dependability, ensuring your systems operate flawlessly.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: These options are engineered for peak efficiency and adaptability, strategically enhancing your selection to excel in various challenging environments.12: Masterfully designed for precision and reliability, this option ensures flawless integration within your systems.bb621436: Representing the pinnacle of excellence, this code sets a benchmark in our pioneering design, underscoring our commitment to innovation and quality.
Since its foundation in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of transformative innovation and unmatched excellence in the hydraulic industry. As an illustrious subsidiary of the renowned China Baoan Group (stock code: 000009), we are recognized as a leading national high-tech enterprise. Our specialized focus is on the precise research, development, manufacturing, and sales of exceptional hydraulic components. Our prestigious designation as a national 'specialized, refined, and innovative' small giant enterprise highlights our steadfast commitment to technological progress and superior quality. This unwavering dedication propels us to the forefront of our industry.
Our enhanced Safety Atex Valve is the crown jewel of our product line, representing the zenith of sophisticated hydraulic system control. Meticulously designed for construction machinery and heavy-duty equipment, this adaptable component is indispensable for critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are immensely proud of our strategic partnerships with numerous leading domestic manufacturers, contributing significantly to the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our dedication to providing exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of top-tier hydraulic components, setting new 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 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}