Welcome to the dawn of a revolutionary epoch in hydraulic innovation with our state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are much more than mere components; they are a masterful symphony of engineering excellence, representing the pinnacle of avant-garde hydraulic technology. These valves seamlessly integrate pressure, flow, and directional control, crafting a singular, harmonious entity that ensures exceptional performance and reliability. Comprised of three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously crafted for integration into top-tier hydraulic systems, which are vital for leading-edge engineering machinery. They accurately control the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and command. Signature features encompass a sleek, compact design, superb energy efficiency, and the capacity for continuous speed control. Additionally, they enable multiple actuators to operate simultaneously under diverse loads, delivering unmatched performance and versatility across any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring unwavering and reliable operation in every scenario. In contrast, the HLPSV valves are expertly crafted for variable pump systems. Although HLPSV valves may exhibit a marginally slower response time, their remarkable energy-saving capabilities distinguish them, making them the supreme choice where efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves ascend as the premier solution for sophisticated hydraulic control requirements, presenting an impeccable fusion of precision, dependability, 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 - Embark on a journey of unmatched dependability with this robust pump, delivering unwavering performance to ensure seamless and efficient operations across your entire system.;
HLPSV: Variable Displacement Pump - Experience the pinnacle of versatility and adaptability. This pump is crafted to cater to a wide array of operational requisites with exceptional flexibility.;
(2) Connection Block Ports P & R Specifications - The intersection of precision and reliability, crafting a solid operational framework::
2-G3/8; Designed for compact efficiency, ensuring smooth and uninterrupted operational flows with every use.
3-G1/2; Built for robust performance and steadfast dependability, forming a strong foundation for your system's integrity.;
4-G3/4; Offering cutting-edge connectivity, this component enhances superior control and facilitates optimal system integration.;
5, 55-G1; With its exceptional flow rates, it's ideal for high-demand applications, guaranteeing consistent and reliable performance.;
6-G1 1/4; Unleashing peerless performance, this component is expertly crafted to flourish in challenging environments and seamlessly tackle any obstacles.;
(3) Additional Components and Specifications - Elevating system capabilities to extraordinary heights::
C,Standard Type - A bedrock of reliability, meticulously crafted to satisfy essential operational demands.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, thereby enhancing the system's overall efficiency and effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Masterfully optimizes flow management, driving unmatched system performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering tailored pressure control solutions for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing bespoke solutions to perfectly align with your specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, enables pump pressurization when powered, and unloading when unpowered; D - Normally closed magnetic ball valve, facilitates pump unloading when powered, and pressurization when unpowered; Offering precision and adaptability in system control.D/F - Elevate your safety standards to unprecedented heights with our precision-engineered pressure limiting valve, expertly designed for secondary pressure (F50). This state-of-the-art innovation promises to uphold the highest safety protocols, significantly boosting your operational security and reliability, ensuring peace of mind in every application.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace groundbreaking versatility with exquisite precision through customizable pressure settings that range from 63 to 400 bar. This component stands as a testament to adaptability, accommodating a vast array of hydraulic requirements with ease. For flawless configurations, /NF signifies no pressure limiting valve, meticulously tailored for HLPSV, guaranteeing impeccable pressure management across a broad 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, crafted to perfection to meet diverse applications, providing a product that seamlessly aligns with your exact 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 intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered with precision for seamless integration and optimal operation.
(9)Directional valve block inflow controller options: Choose from an extensive portfolio 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 precise control and exceptional efficiency.
(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 specific functional requirements with precision.
(11) Output flow code for ports A & B: Achieve unparalleled efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to deliver 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 uncompromised system safety and integrity.
(13) Function ON/OFF and pressure outlet options: Tailor your system to perfection 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 meticulously engineered for precision control and superior functionality.
(14) Operation modes: Choose from a diverse array 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 a 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 pinnacle of precision engineering with our expertly crafted port size options. Each selection is meticulously designed for seamless adaptability and integration, offering you a suite of flexible choices: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Tailor these options to meet your exact specifications, ensuring unmatched efficiency and adaptability for your needs.
(16) End plate options: Dive into our exceptional collection of finely crafted end plate solutions. E1 leads with an external discharge of pilot oil and external oil return control port T. Upgrade to E2 for an enriched experience, featuring an additional port Y. Experience cutting-edge innovation with E3, which includes a 2-position 3-way magnetic ball valve to elevate your system's pressure to the apex of safety valve levels when activated, delivering unmatched performance and reliability.
E4, akin to E1, offers an internal discharge of pilot oil with a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. E6 represents the future, echoing the advanced design of E3. Each variant ensures superior discharge control, driving your system to peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Solidify your system's safety and dependability with our extensive array of tailored solutions. Choose G12-12VDC for specialized applications demanding supreme safety and compatibility without compromise.G24: The definitive choice for robust performance and unwavering reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Expand your strategic selections with these options, meticulously designed for peak efficiency and adaptability across a spectrum of demanding environments.12: Embodying precision and reliability, expertly tailored for flawless integration into your systems.bb621436: The code of excellence, setting the 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.
Introducing our enhanced Safety Atex Valve, a flagship marvel that epitomizes the zenith of advanced hydraulic system control. Crafted with precision for construction machinery and heavy-duty equipment, this component is indispensable in high-stakes applications like emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We proudly engage in strategic alliances with numerous leading domestic manufacturers, crucially contributing to the localization of core hydraulic components for elite mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing them with our attitude, and retaining them with quality'-we are unwavering in our quest to deliver extraordinary products, services, and solutions. Our mission is to rise as a globally revered supplier of premier hydraulic components, establishing new standards of excellence on the world stage.
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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