Witness the dawn of a revolutionary era in hydraulic technology with our innovative HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These aren't just components; they epitomize the pinnacle of engineering excellence and cutting-edge hydraulic innovation. By seamlessly integrating pressure, flow, and directional control into a singular, cohesive unit, our valves deliver exceptional performance and unwavering reliability in every application. Meticulously crafted with precision, they consist of three integral functional modules - connecting blocks, directional valves, and end plates - specifically designed for seamless integration into top-tier hydraulic systems, indispensable for premier engineering machinery. These valves precisely regulate the movement direction and velocity of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Notable features include a sleek, compact design, superior energy efficiency, and the ability for stepless speed modulation. Moreover, they empower multiple actuators to operate simultaneously under varying loads, providing extraordinary performance and versatility across a wide range of applications.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast, reliable operations in any scenario. Conversely, the HLPSV valves are meticulously crafted for variable pump systems. While they may exhibit a marginally slower response, HLPSV valves stand out for their remarkable energy-saving capabilities, making them the quintessential choice when efficiency is paramount. These valves, with state-of-the-art engineering and eco-conscious design, emerge as the ultimate solution for sophisticated hydraulic control needs, seamlessly combining impeccable precision, reliability, and energy efficiency in one comprehensive 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 for optimal system performance.
3-G1/2; Crafted for robust performance and dependability, providing a strong foundation to sustain your system's integrity and functionality.;
4-G3/4; With state-of-the-art connectivity, it offers superior control while enhancing system integration seamlessly, catering to modern engineering demands.;
5, 55-G1; With outstanding flow rates, this component is ideal for high-demand applications, consistently delivering reliable and effective outcomes.;
6-G1 1/4; Offering unmatched performance, this component is expertly crafted to excel in challenging environments, overcoming obstacles with exemplary ease.;
(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 utmost precision and efficiency.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, significantly enhancing the system's overall efficiency and performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability throughout the system.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions to meet diverse application needs with precision and adaptability: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, ensuring optimal functionality.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision, streamlining operations effortlessly:C - Discover unmatched reliability with our no magnetic ball valve; F - Experience seamless operation with the normally open magnetic ball valve, designed to power pump pressurization and efficiently unload when unpowered; D - Optimize your system with the normally closed magnetic ball valve, ensuring pump unloading when powered and flawless pressurization when unpowered.D/F - Elevate your operational safety with our precision-engineered pressure limiting valve tailored for secondary pressure (F50). This innovative feature ensures top-tier safety standards, greatly enhancing the security and reliability of your operations.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Unleash revolutionary versatility with customizable pressure settings ranging from 63 to 400 bar. This component is the epitome of adaptability, meeting diverse hydraulic requirements with ease. For configurations needing no pressure limiting valve, /NF is meticulously crafted for HLPSV, ensuring flawless pressure management across varied applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering masterpiece, crafted to meet diverse applications, providing you with 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 expertly designed ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve for flawless integration and operation.
(9)Directional valve block inflow controller options: Choose from a diverse array: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically crafted for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each engineered to deliver precision and exceptional efficiency.
(10) Valve core function symbols: Discover a wide selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional requirements.
(11) Output flow code for ports A & B: Maximize operational efficiency with optimal output flow capacities: 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: 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, guaranteeing exhaustive system safety.
(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 crafted for precise control and unparalleled functionality.
(14) Operation modes: Discover an expansive range of operation modes meticulously designed for versatility and precision: A(1,2), engage in manual operation with your choice of a long or short handle; E, experience electric proportional control; EA(1,2), seamlessly blend electric proportional control with manual manipulation; D, employ electric switching value control; DA(1,2), merge electric switching value control with manual engagement; M, master manual friction positioning using a long handle; H, embrace pure hydraulic control by aligning pilot oil ports with oil ports A and B; F, opt for pure hydraulic control with perpendicular pilot oil ports. Each of these modes is crafted with unmatched attention to detail, promising comprehensive and precise control.
(15) Ancillary block port sizes: Equip your systems with our impeccably engineered port size solutions, designed to ensure flawless adaptability and effortless integration. Choose from our array of expertly crafted options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Every selection offers unparalleled flexibility and is meticulously customized to cater to your specific requirements with outstanding efficiency.
(16) End plate options: Uncover an extraordinary collection of precisely engineered end plate innovations. E1 establishes a benchmark, featuring external pilot oil discharge and an external oil return control port T. Enhance your system with E2, which adds a port Y for greater functionality. Elevate further with E3, featuring a 2-position 3-way magnetic ball valve, boosting your system's pressure to top-tier safety valve standards when energized, guaranteeing unmatched performance and reliability.
E4, comparable to E1, offers distinct features with internal pilot oil discharge and a sealed port T. E5 reflects the superiority of E2, now improved with internal discharge capabilities. Embrace advanced technology confidently with E6, which aligns with E3's innovative design. Each variant delivers exceptional discharge control, ensuring optimal system performance and peak efficiency.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and dependability with an extensive selection of meticulously tailored solutions. Choose G12-12VDC, ideal for specialized applications requiring uncompromising safety and compatibility.G24 offers the ultimate solution for unwavering performance and steadfast reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic selections with these options, crafted for maximum efficiency and adaptability in various challenging environments.12: Exemplifying precision and reliability, each component is expertly tailored for seamless integration into your systems.bb621436: The epitome of excellence, setting a standard in pioneering design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has taken the hydraulic industry by storm with groundbreaking innovations and unmatched excellence. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly hold our place as a distinguished national high-tech enterprise. Specializing in the meticulous research, development, manufacturing, and sales of premium hydraulic components, our esteemed title as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological progress and superior quality. This relentless dedication positions us at the forefront of our industry, pioneering advancements and setting the standard for excellence.
Our enhanced Safety Atex Valve, our flagship product, signifies the pinnacle of advanced control in hydraulic systems. Meticulously engineered for construction machinery and robust heavy-duty equipment, this versatile component is indispensable for high-stakes applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing an integral 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 unwavering in our commitment to delivering exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new standards 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}