Experience the revolution in hydraulic innovations with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. Elevate your machinery's performance with components that embody a harmonious blend of engineering excellence and cutting-edge hydraulic advancements. These valves offer a seamless fusion of pressure, flow, and directional control into a unified, symphonic masterpiece, ensuring extraordinary reliability and peak performance in all operations. Featuring three core functional modules - connecting blocks, directional valves, and end plates - these valves are intricately designed for integration into premier hydraulic systems, crucial for elite engineering machinery. They expertly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators with unparalleled accuracy and control. Key highlights include a streamlined, compact design, superior energy efficiency, and stepless speed control capability. Additionally, they enable multiple actuators to operate simultaneously under diverse loads, delivering unrivaled performance and versatility across a wide range of applications.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring unwavering and dependable performance in all situations. On the other hand, the HLPSV valves are skillfully crafted for variable pump systems. Although HLPSV valves might exhibit a marginally slower response time, their outstanding energy-saving capabilities distinctly set them apart, making them the optimal choice when efficiency is paramount. Through cutting-edge engineering and energy-efficient design, HLPSV valves emerge as the leading option for sophisticated hydraulic control requirements, providing a flawless synthesis of precision, reliability, and energy savings.
| 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 steadfast cornerstone of dependability delivers unwavering and consistent performance, ensuring seamless and efficient operations throughout your system.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers exceptional flexibility to cater to a wide spectrum of operational requisites.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge to create a steadfast operational framework::
2-G3/8; Crafted for compact efficiency, it is designed to support smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, offering a solid foundation for your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control and enhances system integration.;
5, 55-G1; With superior flow rates, it's perfect for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering peerless performance, this component is expertly designed to thrive in challenging environments and tackle obstacles seamlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights::
C,Standard Type - A foundation of reliability, meticulously crafted to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, thereby enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability.;
(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 to seamlessly align with your specific operational requirements.
(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;D/F - Elevate your safety standards to new heights with our meticulously crafted precision-engineered pressure limiting valve, tailored specifically for secondary pressure (F50). This cutting-edge feature ensures advanced safety protocols, significantly enhancing both operational security and reliability for optimal performance.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Unleash unparalleled versatility and precision with our customizable pressure settings ranging from 63 to 400 bar. This component epitomizes adaptability, expertly accommodating a diverse array of hydraulic requirements. For seamless configurations, /NF denotes no pressure limiting valve, meticulously designed for HLPSV, ensuring impeccable pressure management across a vast spectrum of applications.
(7) Product Series Classification - The Apex of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as an engineering marvel, intricately crafted to suit diverse applications, delivering a product that seamlessly aligns with your precise needs, ensuring optimal performance and satisfaction.
(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 designed for flawless integration and seamless operation, ensuring that your hydraulic systems function smoothly.
(9)Directional valve block inflow controller options: Opt from an extensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically engineered for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and outstanding efficiency.
(10) Valve core function symbols: Explore an extensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional needs and deliver exceptional performance.
(11) Output flow code for ports A & B: Amplify efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly crafted to provide superior performance and unwavering 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 uncompromised system safety and efficiency.
(13) Function ON/OFF and pressure outlet options: Tailor your system with options such as: 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 unparalleled functionality.
(14) Operation modes: Choose from an extensive range of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a fusion 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, ensuring an exceptional operational experience.
(15) Ancillary block port sizes: Experience the essence of precision with our expertly crafted port size options, skillfully engineered for effortless adaptability and seamless integration. Select from a range of meticulously designed choices: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option delivers unparalleled flexibility, tailored to flawlessly meet your specific requirements with unmatched efficiency and finesse.
(16) End plate options: Dive into our remarkable collection of meticulously tailored end plate solutions. E1 is the standard leader, featuring an external discharge of pilot oil and an external oil return control port T. Enhance your experience with E2, providing an additional port Y. Discover the state-of-the-art innovation of E3, integrating a 2-position 3-way magnetic ball valve, elevating your system's pressure to the highest safety valve standards when powered, ensuring exceptional performance and steadfast reliability.
E4, similar to E1, distinguishes itself with an internal discharge of pilot oil and a sealed port T. E5 replicates E2's excellence, now equipped with internal discharge capabilities. Embrace the future with E6, reflecting the advanced design of E3. Each variant guarantees superior discharge control, ensuring your system operates with peak efficiency and superior performance.
(17) Control voltage and anti-explosion cable options: Strengthen your system's safety and reliability with our complete array of customized solutions. Choose G12-12VDC, perfect for specialized applications requiring absolute safety and uncompromised compatibility.G24: Your ultimate choice for dependable performance and steadfast reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Amplify your strategic choices with these options, crafted for optimal efficiency and versatility in various demanding environments.12: A hallmark of precision and reliability, engineered for flawless integration into your systems.bb621436: The code of excellence, symbolizing a benchmark 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.
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Answer:Typically, the lead time for production spans approximately one month after payment is received. During this streamlined period, we engage in meticulous preparations and uphold rigorous quality control processes, ensuring that each product arrives at your doorstep in impeccable condition. Achieving your utmost satisfaction with our flawless delivery remains our primary commitment and enduring promise.
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