Experience the dawn of a transformative chapter in hydraulic technology with our trailblazing HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These components are not just parts; they reflect an extraordinary fusion of engineering mastery and avant-garde hydraulic innovation. By seamlessly integrating pressure, flow, and directional control into one unified entity, our valves offer unparalleled performance and steadfast reliability in every application. Engineered with unmatched precision, they comprise three essential functional modules - connecting blocks, directional valves, and end plates - designed with meticulous attention for integration into elite hydraulic systems, indispensable for premium engineering machinery. These valves precisely regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched accuracy and control. Key features include an elegant, compact design, superior energy efficiency, and the capability for stepless speed modulation. Furthermore, they enable multiple actuators to operate concurrently under diverse loads, providing exceptional performance and versatility across a wide array of applications.
The HLPSL valves are expertly engineered for constant displacement pump systems, guaranteeing steadfast and reliable operations in any situation. Conversely, the HLPSV valves are meticulously designed for variable pump systems. Despite a slightly slower response, HLPSV valves excel with exceptional energy-saving abilities, making them the superior choice when efficiency is critical. These valves, with state-of-the-art engineering and environmentally conscious design, represent the ultimate solution for advanced hydraulic control needs, combining impeccable precision, reliability, and energy efficiency in one seamless 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.
3-G1/2; Crafted for robust performance and dependability, providing a strong foundation for sustaining your system's integrity.;
4-G3/4; With state-of-the-art connectivity, it offers superior control and enhances system integration seamlessly.;
5, 55-G1; With outstanding flow rates, it's ideal for high-demand applications, delivering consistent and reliable outcomes.;
6-G1 1/4; Offering unmatched performance, this component is expertly crafted to excel in challenging environments, overcoming obstacles effortlessly.;
(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 precision.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, significantly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions to meet diverse application needs with precision: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.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision:C - No magnetic ball valve; F - Normally open magnetic ball valve, seamlessly empowering pump pressurization when energized and effortlessly unloading when not; D - Normally closed magnetic ball valve, skillfully facilitating pump unloading upon energization and pressurization when not energized;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, expertly crafted for secondary pressure (F50). This cutting-edge feature assures heightened safety protocols, substantially boosting operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace revolutionary versatility and precision with adaptable pressure settings ranging from 63 to 400 bar. This component epitomizes flexibility, perfectly accommodating a broad array of hydraulic requirements. For seamless configurations, /NF indicates no pressure limiting valve, intricately customized for HLPSV, ensuring flawless pressure management across a diverse spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as an engineering masterpiece, meticulously crafted to address varied applications, providing you with a product that perfectly aligns 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, precisely engineered for seamless integration and flawless operation.
(9)Directional valve block inflow controller options: Choose from a comprehensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, sophisticated 3-way flow controller for both inlet and outlet, meticulously designed for the N 3/3-way valve; 5, advanced inflow controller; 8, pre-selectable options, each offering precision and superior efficiency.
(10) Valve core function symbols: Explore a vast 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: Optimize efficiency with top-tier output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to ensure peak 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 quantified in bar, guaranteeing uncompromised 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 meticulously engineered for precise control and superior functionality.
(14) Operation modes: Immerse yourself in an extensive selection of operation modes, designed to cater to every control requirement with precision and finesse: A(1,2) provides manual operation with customizable long or short handles; E features electric proportional control for precision; EA(1,2) combines electric proportional control with manual operation for versatility; D offers electric switching value control, while DA(1,2) merges this with manual operation for enhanced control options. M offers manual friction positioning with a long handle. H ensures pure hydraulic control by aligning pilot oil ports with oil ports A and B, while F provides pure hydraulic control with perpendicular pilot oil ports. Each mode promises comprehensive and precise control, expertly crafted to elevate your operational experience.
(15) Ancillary block port sizes: Amplify your system's compatibility with our range of meticulously engineered port size solutions, tailored for seamless integration and exceptional adaptability. Choose from: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each variant is designed to offer unparalleled flexibility, ensuring every aspect of your needs is met with outstanding efficiency and performance.
(16) End plate options: Explore a remarkable collection of end plate innovations, precision-engineered to elevate your system's performance. E1 establishes a robust foundation with external pilot oil discharge and an external oil return control port T. E2 takes functionality a step further, featuring an additional port Y for superior versatility. Discover the groundbreaking E3, integrating a 2-position 3-way magnetic ball valve, boosting system pressure to elite safety valve standards when powered, ensuring unmatched performance and reliability.
E4, akin to E1, distinguishes itself with internal pilot oil discharge and a sealed port T. E5 reflects the excellence of E2, now with enhanced internal discharge capabilities. Embrace cutting-edge technology with E6, mirroring the forward-thinking design of E3. Each variant guarantees precision discharge control, ensuring your system operates with peak efficiency and optimal performance.
(17) Control voltage and anti-explosion cable options: Bolster your system's safety and dependability with our comprehensive range of expertly crafted solutions. Opt for G12-12VDC, ideal for specialized applications that prioritize uncompromised safety and compatibility.G24: Your ultimate choice for unwavering performance and steadfast dependability, ensuring your system functions flawlessly under varied conditions.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Elevate your strategic selection with these options, engineered to deliver peak efficiency and adaptability, ready to meet the challenges of diverse environments with remarkable ease.12: A paradigm of precision and reliability, manifesting a flawless integration into your system, ensuring optimal performance and accuracy.bb621436: This code signifies design excellence, setting an industry benchmark with our cutting-edge, pioneering innovation.
Since our establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has consistently dazzled the hydraulic industry with our pioneering spirit and unmatched excellence. As an esteemed subsidiary of the prestigious China Baoan Group, known by stock code: 000009, we are celebrated as a national high-tech leader. Our specialization in the intricate research, cutting-edge development, expert manufacturing, and strategic sales of high-quality hydraulic components sets us apart. Designated as a national 'specialized, refined, and innovative' small giant enterprise, our steadfast commitment to technological progress and superior quality distinguishes us as vanguards in our field.
Our enhanced Safety Atex Valve stands as the crown jewel of advanced hydraulic system control. Meticulously engineered for construction machinery and heavy-duty equipment, this versatile component is critical for high-risk applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are immensely proud of our strategic partnerships with numerous leading domestic manufacturers, playing a crucial role in localizing 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 committed to providing unparalleled products, services, and solutions. Our mission is to emerge as a globally trusted supplier of premier hydraulic components, setting new standards of excellence across the world.
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.
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