Enter a new era of hydraulic innovation with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These advanced components are the pinnacle of engineering mastery, merging superior hydraulic technology with unmatched precision. Our valves seamlessly unify pressure, flow, and directional control into one integrated unit, ensuring exceptional performance and steadfast reliability across all applications. Meticulously crafted, they feature three essential functional modules - connecting blocks, directional valves, and end plates - designed for seamless integration into elite hydraulic systems, essential for top-of-the-line engineering machinery. These valves expertly govern the movement direction and velocity of hydraulic cylinders, motors, and other actuators, delivering unparalleled accuracy and control. Key features include a sleek, compact design, exceptional energy efficiency, and the capability for stepless speed variation. Moreover, they enable multiple actuators to operate concurrently under diverse loads, offering extraordinary performance and adaptability across a wide range of applications.
The HLPSL valves are expertly designed for constant displacement pump systems, providing steadfast and reliable performance in any situation. Meanwhile, the HLPSV valves are meticulously engineered for variable pump systems. Although they might have a slightly slower response, HLPSV valves excel in energy conservation, making them the optimal choice when efficiency is crucial. These valves, with their state-of-the-art engineering and environmentally conscious design, represent the ultimate solution for complex hydraulic control requirements, merging flawless precision, reliability, and energy efficiency into one cohesive 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 - Experience the cutting edge of technology with our No Magnetic Ball Valve; F - The Normally Open Magnetic Ball Valve, designed to empower your system by enabling pump pressurization when powered and unloading effortlessly when unpowered; D - The Normally Closed Magnetic Ball Valve, a marvel in engineering, facilitating pump unloading with precision when powered and seamless pressurization when unpowered;D/F - Elevate your safety standards exponentially with our precision-engineered pressure limiting valve, designed intricately for secondary pressure (F50). This state-of-the-art feature guarantees the most advanced safety protocols, significantly enhancing operational security and ensuring unwavering reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience groundbreaking versatility and precision with customizable pressure settings ranging from an impressive 63 to 400 bar. This component epitomizes adaptability, fully accommodating an expansive array of hydraulic requirements. For seamless configurations, /NF represents no pressure limiting valve, meticulously tailored for HLPSV, ensuring 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 an engineering marvel, expertly crafted to meet a diverse range of applications, providing you with a product that aligns seamlessly with your precise needs and expectations.
(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, engineered with precision for seamless integration and flawless operation.
(9)Directional valve block inflow controller options: Select from a diverse array of cutting-edge options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, meticulously designed specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional efficiency.
(10) Valve core function symbols: Discover a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered and crafted to fulfill distinct functional requirements.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to provide superior performance, reliability, and unmatched operational excellence.
(12) Secondary pressure limitation options: Choose 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 meticulously measured in bar, ensuring uncompromised system safety and robustness.
(13) Function ON/OFF and pressure outlet options: Customize your system with an array of 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 unparalleled functionality.
(14) Operation modes: Discover an extensive selection of operation modes tailored for diverse applications: A(1,2) offers manual operation with the flexibility of a long or short handle; E presents electric proportional control for precision; EA(1,2) combines electric proportional control with manual operation for a versatile approach; D features electric switching value control for simplicity; DA(1,2) merges electric switching value control with manual operation for comprehensive functionality; M offers manual friction positioning with a long handle for stability; H delivers pure hydraulic control with alignment of pilot oil ports A and B for assured performance; F provides pure hydraulic control with perpendicular pilot oil ports for precise engineering. Each mode is crafted to deliver comprehensive and precise control, ensuring seamless operation.
(15) Ancillary block port sizes: Elevate your system with our meticulously engineered port size solutions designed for perfect adaptability and seamless integration. Select from our expertly crafted options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. These options offer unparalleled flexibility and are meticulously tailored to meet your precise specifications with exceptional efficiency, ensuring that your systems operate at their best.
(16) End plate options: Explore our exceptional range of precisely engineered end plate innovations. E1 establishes the benchmark with external pilot oil discharge and an external oil return control port T. Enhance your setup with E2, adding an additional port Y for expanded functionality. Discover the groundbreaking design of E3, incorporating a 2-position 3-way magnetic ball valve to elevate your system's pressure to premium safety valve standards when energized, promising superior performance and unmatched reliability.
E4, akin to E1, is uniquely distinguished with internal pilot oil discharge and a sealed port T, ensuring effectiveness. E5 reflects the excellence of E2 with the advantage of internal discharge capabilities. Progress confidently with E6, echoing E3's innovative approach. Each variant guarantees advanced discharge control, optimizing your system for peak efficiency and superior performance.
(17) Control voltage and anti-explosion cable options: Maximize your system's safety and dependability with our comprehensive range of expertly tailored solutions. Opt for G12-12VDC, an ideal choice for specialized applications requiring uncompromised safety and compatibility, ensuring your equipment operates at its highest potential.G24: The definitive option for enduring performance and unyielding reliability, ensuring your systems maintain their peak operational standards in all conditions.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Advance your strategic choices with these expertly engineered options, crafted for optimal efficiency and adaptability in various demanding environments, ensuring your systems are well-equipped for any challenge.12: Exemplifying precision and dependability, these solutions are meticulously tailored for seamless integration into your systems, ensuring flawless performance and reliability.bb621436: The epitome of excellence, setting a benchmark in our innovative design, this code signifies top-tier engineering and pioneering standards.
Ever since our founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and unmatched excellence in the hydraulic industry. As a proud subsidiary of the highly regarded China Baoan Group (stock code: 000009), we have earned our place as a national high-tech enterprise of distinction. Our specialization encompasses the thorough research, development, manufacturing, and distribution of top-tier hydraulic components. As a national 'specialized, refined, and innovative' small giant enterprise, we are deeply committed to driving technological progress and delivering superior quality. This unwavering commitment propels us to the forefront of our industry, setting us apart as leaders and trailblazers.
Our premier Safety Atex Valve, as the flagship product, represents the zenith of advanced hydraulic system control. Skillfully crafted for construction machinery and heavy-duty equipment, this multifaceted component is indispensable for critical applications like emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take great pride in our strategic partnerships with many leading domestic manufacturers, significantly contributing to the localization of core hydraulic components for high-end mechanical equipment. Anchored by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our dedication to delivering outstanding products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, continually setting new standards of excellence on the world stage.
Question:1. What about the lead time?
Answer:Our production lead time typically spans one month post-payment. During this vital interval, we initiate meticulous preparations, adhering to the pinnacle of quality control standards to ensure your products arrive in immaculate condition. Our dedication to exceeding your expectations with flawless delivery is our top priority.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer a remarkably low minimum order requirement, allowing you the exceptional flexibility to order as little as a single piece for sample evaluation. This enables you to effortlessly launch your projects, precisely accommodating your unique needs with unparalleled convenience.
Question:3. How to proceed with an order for LED lights?
Answer: Begin your order by sharing your precise requirements or desired applications with us. We'll then craft a tailored quote based on your specifications or our expert advice. Upon finalizing the drawings and receiving a deposit, we will confirm the order and initiate production. Be assured that each specification will be executed with exactness, delivering a seamless, bespoke solution that aligns impeccably 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 feasible. Kindly notify us in advance of production and confirm the design via the sample we provide. This ensures your branding is represented with exceptional accuracy and brilliance, precisely embodying your identity.
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