Step into the future of hydraulic technology with the groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are not just components; they are a testament to a harmonious fusion of superb engineering and avant-garde hydraulic innovation. By masterfully unifying pressure, flow, and directional control into one cohesive entity, our valves promise outstanding performance and steadfast reliability. Meticulously crafted, these valves are composed of three essential functional modules - connecting blocks, directional valves, and end plates - each designed with precision for seamless integration into elite hydraulic systems, pivotal for top-tier engineering machinery. With precision, these valves control the movement direction and speed of hydraulic cylinders, motors, and various actuators, ensuring unparalleled precision and mastery. Distinguished features include a sleek, compact design, superior energy efficiency, and infinite speed modulation. Furthermore, they enable multiple actuators to function simultaneously under varying loads, delivering unmatched performance and versatility in a wide spectrum of applications.
The HLPSL valves are ingeniously designed for constant displacement pump systems, ensuring steadfast and reliable performance in every situation. Conversely, the HLPSV valves are meticulously engineered for variable pump systems. Although they may exhibit a slightly slower response, HLPSV valves are renowned for their remarkable energy-saving capabilities, making them the perfect choice when efficiency is of utmost importance. With their cutting-edge engineering and environmentally conscious design, these valves represent the pinnacle of sophisticated hydraulic control solutions, merging flawless precision, dependability, and energy efficiency into one seamless masterpiece.
| 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 - Typically open magnetic ball valve, this innovative component empowers your pump system by pressurizing with power and efficiently unloading when unpowered; D - Generally closed magnetic ball valve, which aids in unloading when powered and pressurizing when unpowered, providing optimal system control.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve designed specifically for secondary pressure control (F50). This cutting-edge feature ensures superior safety protocols, dramatically boosting both operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover groundbreaking versatility with customizable pressure settings ranging from 63 to 400 bar. This component embodies adaptability, comprehensively supporting a wide array of hydraulic needs. For seamless configurations, /NF denotes the absence of a pressure limiting valve, precisely tailored for HLPSV to guarantee impeccable pressure management across various applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents an engineering marvel, meticulously designed to cater to diverse applications, ensuring you acquire a product that aligns flawlessly 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; inclusive of ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, skillfully engineered for flawless integration and operation.
(9)Directional valve block inflow controller options: Choose from a broad selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller tailored for both inlet and outlet, purposefully designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each providing precision and exceptional efficiency.
(10) Valve core function symbols: Explore a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands.
(11) Output flow code for ports A & B: Optimize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly crafted to deliver superior performance and reliability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, simultaneous pressure limitation for actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all measured in bar, guaranteeing uncompromised system safety.
(13) Function ON/OFF and pressure outlet options: Customize 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 crafted for precise control and functionality.
(14) Operation modes: Choose from our extensive selection of meticulously crafted operation modes, designed for comprehensive and seamless control: A(1,2), featuring manual operation with an optional long or short handle; E, providing electric proportional control; EA(1,2), a sophisticated blend of electric proportional control and manual operation; D, for precise electric switching value control; DA(1,2), combining electric switching value control with manual operation; M, manual friction positioning with a long handle for enhanced precision; H, offering pure hydraulic control with alignment of pilot oil ports with oil ports A and B; and F, ensuring pure hydraulic control with perpendicular pilot oil ports. Each mode is engineered for precision and exceptional performance.
(15) Ancillary block port sizes: Elevate your equipment's adaptability and integration with our exquisitely engineered port size solutions. Our expertly designed array includes: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. These options provide unmatched flexibility and are meticulously tailored to deliver exceptional efficiency, ensuring your system seamlessly meets your precise requirements.
(16) End plate options: Explore our extraordinary suite of end plate innovations, precisely tailored for optimal performance. E1 sets the standard with external pilot oil discharge and an external oil return control port T. Upgrade to E2 for an additional port Y, enhancing functionality. Discover E3's breakthrough with an integrated 2-position 3-way magnetic ball valve, elevating your system's pressure to premier safety valve levels when energized, guaranteeing superior performance and unmatched reliability.
E4 mirrors E1's distinction with internal pilot oil discharge and a sealed port T. E5 enhances E2's excellence with internal discharge capabilities. Advance your technology with E6, echoing E3's innovative design. Each variant ensures superior discharge control, facilitating your system's peak efficiency and optimal performance.
(17) Control voltage and anti-explosion cable options: Bolster your system's safety and reliability with our extensive range of expertly crafted solutions. Opt for G12-12VDC, ideal for specialized applications requiring uncompromised safety and compatibility.G24: Choose the ultimate option for steadfast performance and unwavering dependability, ensuring your equipment operates at its best.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Optimize your system with these strategically engineered options, designed for peak efficiency and adaptability across various challenging environments.12: Experience precision and reliability with this expertly tailored solution, ensuring flawless integration into your systems.bb621436: The embodiment of excellence, setting a new benchmark in our pioneering design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has revolutionized the hydraulic industry with unparalleled innovation and 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 shines through 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, the flagship product that represents the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is essential 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.
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.
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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?
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