Experience the revolution in hydraulic technology with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These marvels of engineering are not mere components; they represent the pinnacle of hydraulic innovation, transforming how pressure, flow, and directional control are achieved. Harmonizing these elements into a unified and efficient system, these valves deliver unmatched performance and steadfast reliability. The three core functional modules - connecting blocks, directional valves, and end plates - are crafted with precision, designed to integrate seamlessly into high-end hydraulic systems, vital for top-tier engineering machinery. These valves expertly manage the motion direction and speed of hydraulic cylinders, motors, and other actuators, ensuring supreme accuracy and control. Distinguished by their sleek, space-saving design and exceptional energy efficiency, they also provide the capability for infinitely variable speed control. They are designed to allow multiple actuators to function simultaneously under diverse loads, ensuring exceptional performance and adaptability across a wide range of applications.
HLPSL valves are meticulously engineered for constant displacement pump systems, promising unfaltering and reliable performance in every situation. In parallel, the HLPSV valves are crafted specifically for variable pump systems. Although HLPSV valves might have a slightly slower response time, their remarkable energy-saving capabilities distinguish them as the top choice where efficiency is paramount. Engineered with cutting-edge technology and an energy-efficient design, HLPSV valves emerge as the superior option for sophisticated hydraulic control needs, offering an impeccable blend of precision, dependability, and energy conservation.
| 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 steadfast cornerstone of dependability delivers unwavering and consistent performance, ensuring seamless and efficient operations throughout your system.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers exceptional flexibility to cater to a wide spectrum of operational requisites.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge to create a steadfast operational framework::
2-G3/8; Crafted for compact efficiency, it is designed to support smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, offering a solid foundation for your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control and enhances system integration.;
5, 55-G1; With superior flow rates, it's perfect for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering peerless performance, this component is expertly designed to thrive in challenging environments and tackle obstacles seamlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights::
C,Standard Type - A foundation of reliability, meticulously crafted to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, thereby enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering bespoke pressure control solutions tailored for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering customized solutions to seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, enabling pump pressurization when powered, and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered, and pressurization when unpowered;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve designed to manage secondary pressure (F50). Experience unparalleled safety and reliability in operations, thanks to this state-of-the-art feature that promises to significantly enhance your operational security measures.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Dive into a world of groundbreaking versatility and precision with pressure settings customizable from 63 to 400 bar. This marvel of engineering epitomizes adaptability, perfectly catering to a broad spectrum of hydraulic demands. For seamless configurations, /NF indicates no pressure limiting valve, specifically crafted for HLPSV, ensuring impeccable pressure management capabilities across an extensive range 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, meticulously designed to fulfill diverse application needs, offering a suite of products that seamlessly align 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 the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, crafted with precision for seamless integration and superior operational performance.
(9)Directional valve block inflow controller options: Navigate a diverse array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each engineered for precision 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 precisely crafted to meet specific functional needs and enhance your system's capabilities.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities boasting 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, meticulously 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 security.
(13) Function ON/OFF and pressure outlet options: Tailor your system with options such as: N, no 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 engineered meticulously for precise control and advanced functionality.
(14) Operation modes: Choose from an extensive range of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a blend 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 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, each meticulously crafted for comprehensive and precise system control.
(15) Ancillary block port sizes: Unleash the power of precision with our meticulously crafted port size options, engineered for seamless adaptability and integration. Choose from expertly designed selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each provides the pinnacle of flexibility, tailored to meet your exact requirements with unmatched efficiency.
(16) End plate options: Immerse yourself in our exceptional portfolio of finely tailored end plate solutions. E1 stands as the standard bearer, featuring an external discharge of pilot oil and an external oil return control port T. Elevate to E2 for an enhanced experience, offering an additional port Y. Discover the cutting-edge innovation of E3, which integrates a 2-position 3-way magnetic ball valve. This elevates your system's pressure to the pinnacle of safety valve levels when powered, ensuring unparalleled performance and reliability.
E4, akin to E1, distinguishes itself with an internal discharge of pilot oil and a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. Step into the future with E6, echoing the advanced design of E3. Each variant promises superior discharge control, ensuring your system operates with peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and reliability with our comprehensive array of tailored solutions. Opt for G12-12VDC, ideal for specialized applications that demand absolute safety and compatibility without compromise.G24: Your go-to choice for robust performance and unwavering reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic selections with these options, designed for maximum efficiency and adaptability in various demanding environments.12: A symbol of precision and reliability, tailored for impeccable integration into your systems.bb621436: The code of excellence representing a 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.
Our enhanced Safety Atex Valve, the flagship product, embodies the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is vital 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 period, we meticulously prepare and rigorously control quality, ensuring each product is delivered in impeccable condition. Your utmost satisfaction with our flawless delivery is 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, allowing you the convenience of ordering as little as a single piece for sample verification. This flexibility empowers you to kickstart your projects with ease, catering precisely to your exclusive requirements.
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Answer: Begin by communicating your detailed requirements or intended applications to us. We will craft a tailored quote specifically for you, based on your unique needs or through our seasoned advice. Once drawings are finalized and a deposit is made, the order is formalized, and production begins. We promise precise adherence to every specification, ensuring a seamless, bespoke solution just for you.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, tailored solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is certainly feasible. Kindly notify us formally before production commences and confirm the design based on the sample we provide. This ensures your branding is represented with unparalleled precision and excellence, perfectly capturing your identity.
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