Prepare to be captivated by the revolutionary advancements in hydraulic technology with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are not mere components; they represent an orchestrated masterpiece of engineering intelligence, the pinnacle of hydraulic innovation. Designed to seamlessly integrate pressure, flow, and directional control into a single, cohesive system, these valves promise unparalleled performance and reliability in every application. Comprised of three essential functional modules - connecting blocks, directional valves, and end plates - they are meticulously crafted for integration into top-tier hydraulic systems, quintessential for premier engineering machinery. These exceptional valves precisely regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering remarkable precision and control. Key features include a sleek, compact design, superior energy efficiency, and the ability for continuous speed control. Additionally, they enable multiple actuators to operate simultaneously under different loads, providing unmatched performance and adaptability for any application.
The HLPSL valves are meticulously designed for fixed displacement pump systems, ensuring consistent and dependable operation in every situation. On the other hand, HLPSV valves are expertly tailored for variable pump systems. While HLPSV valves may exhibit a slightly delayed response time, their extraordinary energy-saving abilities distinguish them, making them the optimal choice when efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves emerge as the superior solution for advanced hydraulic control requirements, offering an impeccable blend of precision, reliability, and energy efficiency.
| 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 - Embrace seamless operation with our Normally open magnetic ball valve, empowering pump pressurization when powered and unloading when unpowered; D - Revolutionize your pump management with our Normally closed magnetic ball valve, enabling pump unloading when powered and pressurization when unpowered;D/F - Elevate your safety standards to unprecedented heights with our precision-engineered pressure limiting valve, meticulously designed for secondary pressure (F50). This cutting-edge innovation guarantees advanced safety protocols, significantly enhancing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unparalleled versatility and precision with customizable pressure settings spanning from 63 to 400 bar. This component epitomizes adaptability, effortlessly accommodating a broad spectrum of hydraulic requirements. For seamless configurations, /NF represents no pressure limiting valve, expertly crafted for HLPSV, ensuring flawless pressure management across a wide array 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, meticulously crafted to meet diverse applications, providing you with a product that aligns effortlessly with your precise 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 operation.
(9)Directional valve block inflow controller options: Select from a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically designed 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 an extensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific 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, meticulously designed to provide superior performance and reliability.
(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 measured in bar, ensuring uncompromised system safety.
(13) Function ON/OFF and pressure outlet options: Customize your system with 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 unmatched functionality.
(14) Operation modes: Experience the ultimate flexibility with our diverse array of operation modes: A(1,2), offering manual operation with an optional long or short handle; E, featuring electric proportional control; EA(1,2), a seamless blend of electric proportional control and manual operation; D, providing electric switching value control; DA(1,2), a synergy of electric switching value control and manual handling; M, delivering manual friction positioning with a long handle; H, pure hydraulic control aligning pilot oil ports with oil ports A and B; F, pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously engineered for comprehensive and precise control, enhancing your operational efficiency.
(15) Ancillary block port sizes: Elevate your system's precision with our meticulously crafted port size options, designed for seamless adaptability and integration. Select from expertly engineered choices: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option delivers unmatched flexibility and is tailored to meet your exact requirements with exceptional efficiency.
(16) End plate options: Discover our exceptional range of finely tailored end plate solutions. E1 sets the standard, featuring an external discharge of pilot oil and an external oil return control port T. Enhance your system with E2, offering an additional port Y for greater flexibility. Experience the groundbreaking innovation of E3, incorporating a 2-position 3-way magnetic ball valve, elevating your system's pressure to the highest safety valve standards when powered, ensuring superior performance and reliability.
E4, similar to E1, stands out with an internal discharge of pilot oil and a sealed port T. E5 mirrors the excellence of E2, now with internal discharge capabilities. Embrace the future with E6, reflecting the advanced design of E3. Each variant promises exceptional discharge control, ensuring your system operates at peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Secure your system's safety and reliability with our comprehensive range of tailored solutions. Choose G12-12VDC for specialized applications demanding the utmost safety and compatibility without compromise.G24: Your trusted choice for robust performance and consistent 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 demanding environments, ensuring your system performs with excellence.12: A hallmark of precision and reliability, expertly tailored for seamless integration into your systems, optimizing performance and functionality.bb621436: The code of excellence, serving as a benchmark in our innovative design, representing the pinnacle of quality and innovation.
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. Within this period, we engage in thorough preparations and uphold stringent quality controls, ensuring that each product reaches you in pristine condition. Our unwavering commitment is to deliver each item flawlessly, guaranteeing your complete satisfaction with every aspect of our service.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We are pleased to offer an exceptionally low minimum order quantity, allowing you the flexibility to order as few as one piece for sample confirmation. This allows you to effortlessly kickstart your projects, catering precisely to your unique requirements with ease and accuracy.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate the order by conveying your comprehensive requirements or desired applications to us. We will provide you with a customized quote tailored to your specifications or offer expert guidance. Once the design is approved and a deposit is placed, we will establish the order and commence production, meticulously adhering to each specification to deliver a seamless, bespoke solution crafted 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 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 inform us before production begins and confirm the design based on the sample we present. This ensures your branding is executed with unmatched precision, perfectly embodying your identity with excellence.
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