Experience the dawn of a revolutionary era in hydraulic solutions with our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These components are not mere parts; they are a harmonious symphony of engineering brilliance, representing the pinnacle of innovative hydraulic technology. These valves seamlessly integrate pressure, flow, and directional control into one cohesive, harmonious entity, guaranteeing unparalleled performance and reliability in every operation. Comprising three essential functional modules-connecting blocks, directional valves, and end plates-these valves are meticulously crafted for integration into elite hydraulic systems, indispensable for premier engineering machinery. They precisely regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, ensuring unmatched precision and control. Standout features include a sleek, compact design, exceptional energy efficiency, and the capability for stepless speed control. Additionally, they empower multiple actuators to operate concurrently under varying loads, delivering unmatched performance and versatility for any application.
The HLPSL valves are expertly engineered for constant displacement pump systems, ensuring steadfast and reliable performance in every circumstance. In contrast, the HLPSV valves are masterfully designed for variable pump systems. Although HLPSV valves may exhibit a slightly slower response time, their exceptional energy-saving capabilities distinguish them, making them the ultimate choice when efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves rise to the forefront as the premier solution for advanced hydraulic control needs, delivering an impeccable combination of precision, reliability, and energy 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 - This exemplary model of steadfast dependability is engineered to deliver unwavering and consistent performance. It ensures seamless and efficient operations across your entire system, making it an indispensable component for optimal hydraulic functionality.;
HLPSV: Variable Displacement Pump - The ultimate model of adaptability and versatility, this pump provides exceptional flexibility to meet a wide variety of operational requirements. It is designed to cater to dynamic and shifting demands with ease.;
(2) Connection Block Ports P & R Specifications - The confluence of precision and reliability creates a robust operational framework::
2-G3/8; This port is crafted with compact efficiency in mind, designed to support smooth and uninterrupted operational flows, thereby ensuring optimal performance.
3-G1/2; Meticulously engineered for robust performance and dependability, this port offers a solid foundation to uphold your system's integrity and reliability.;
4-G3/4; With cutting-edge connectivity, this port grants superior control and significantly enhances system integration for seamless operations.;
5, 55-G1; Designed with superior flow rates, this port is ideal for high-demand applications, ensuring consistent and reliable performance under rigorous conditions.;
6-G1 1/4; Delivering unparalleled performance, this component is expertly crafted to excel in challenging environments, tackling obstacles with seamless efficiency.;
(3) Additional Components and Specifications - Elevating system functionalities to extraordinary heights::
C,Standard Type - A hallmark of reliability, meticulously crafted to meet essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, thereby significantly enhancing the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability in your hydraulic system.;
(4) Pilot Oil Circuit Pressure Options - Delivering 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); Offering customized solutions that seamlessly align with your specific operational requirements for optimal performance.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, enabling pump pressurization when powered, and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered, and pressurization when unpowered; Offering a spectrum of intelligent control options to enhance system efficiency.D/F - Elevate your safety protocols to new heights with our precision-engineered pressure limiting valve, meticulously crafted for secondary pressure (F50). This cutting-edge innovation ensures unparalleled safety standards, significantly boosting operational security and reliability for your hydraulic systems.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Immerse yourself in groundbreaking adaptability and precision with customizable pressure settings ranging from 63 to 400 bar. This remarkable component epitomizes versatility, seamlessly accommodating a wide array of hydraulic requirements. For effortless configurations, /NF denotes the absence of a pressure limiting valve, meticulously crafted for HLPSV, ensuring flawless pressure management across a vast spectrum of 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 engineering, meticulously crafted to fulfill diverse applications, providing you with a product that aligns perfectly 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, engineered with utmost precision for flawless integration and operation.
(9)Directional valve block inflow controller options: Choose from an expansive selection of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering unmatched precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive range of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to meet specific functional requirements.
(11) Output flow code for ports A & B: Achieve maximum efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to ensure superior 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 in bar, ensuring unmatched 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 meticulously engineered for precise control and enhanced functionality.
(14) Operation modes: Select from a diverse selection of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a blend 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, all meticulously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Experience the ultimate precision with our expertly crafted port size options, designed for seamless adaptability and integration. Select from our meticulously engineered choices: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each selection offers unparalleled flexibility, precisely tailored to meet your exact specifications with exceptional efficiency.
(16) End plate options: Dive into our outstanding portfolio of meticulously tailored end plate solutions. E1 sets the standard, featuring an external discharge of pilot oil and an external oil return control port T. Upgrade to E2 for an enriched experience with an additional port Y. Embrace the cutting-edge innovation of E3, featuring a 2-position 3-way magnetic ball valve, elevating your system's pressure to safety valve levels when powered, ensuring unmatched performance and reliability.
E4, similar to E1, stands out with an internal discharge of pilot oil and a sealed port T. E5 mirrors E2's excellence, now equipped with internal discharge features. Step into the future with E6, reflecting the advanced design of E3. Every variant guarantees superior discharge control, ensuring your system achieves peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our extensive range of tailored solutions. Choose G12-12VDC for specialized applications demanding absolute safety and compatibility without compromise.G24: Your trusted choice for robust performance and steadfast reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Augment your strategic selections with these options, crafted for maximum efficiency and adaptability in various demanding environments.12: An emblem of precision and reliability, tailored for flawless integration into your systems.bb621436: The code of excellence representing a pinnacle in our innovative design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with groundbreaking innovation and unparalleled 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 expertise lies 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 technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field.
Our enhanced Safety Atex Valve, the flagship product, embodies the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is vital 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 high-end 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 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.
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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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