Welcome to the future of hydraulic solutions with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the epitome of engineering brilliance and innovative hydraulic technology. These aren't mere components; they're a harmonious symphony of pressure, flow, and directional control, crafted into a singular, remarkable entity. Engineered for outstanding performance and reliability, these valves are essential for premier engineering machinery, enabling precise control of hydraulic cylinders, motors, and actuators. With three foundational functional modules - connecting blocks, directional valves, and end plates, these valves are designed for seamless integration into elite hydraulic systems. Enjoy unmatched precision with features like a sleek, compact design and superior energy efficiency, including stepless speed control. Experience the power to operate multiple actuators simultaneously under varied loads, delivering unsurpassed performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring unwavering and dependable operation across any scenario. Conversely, the HLPSV valves are crafted with excellence for variable pump systems. While the HLPSV valves might exhibit a slightly slower response, their remarkable energy-saving attributes distinguish them as the ultimate choice when efficiency reigns supreme. With cutting-edge technology and an energy-efficient design, HLPSV valves stand as the premier solution for sophisticated hydraulic control needs, offering an impeccable fusion of precision, reliability, and energy savings.
| 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 ensures unwavering and consistent performance, delivering seamless and efficient operations across your entire system.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump provides exceptional flexibility, allowing it to accommodate a wide spectrum of operational requirements with ease.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge, establishing a steadfast operational framework::
2-G3/8; Designed for compact efficiency, it ensures smooth and uninterrupted operational flows throughout the system.
3-G1/2; Engineered for robust performance and dependability, providing a solid foundation for maintaining your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control, enhancing overall system integration and performance.;
5, 55-G1; Ideal for high-demand applications with superior flow rates, ensuring consistent and reliable performance across operations.;
6-G1 1/4; Expertly crafted to deliver peerless performance, this component thrives in challenging environments, seamlessly overcoming obstacles.;
(3) Additional Components and Specifications - Elevating system capabilities to new heights::
C,Standard Type - A reliable foundation, meticulously crafted to meet essential operational demands and ensure system stability.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, thus boosting the system's overall efficiency and performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched system performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Offering 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); Custom solutions aligned seamlessly with specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system 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, crafted for secondary pressure (F50). This state-of-the-art innovation ensures advanced safety protocols, significantly boosting your operational security and reliability.
(6) Tool Adjustable Pressure Limiting Valve in Connection Block: Discover groundbreaking versatility and precision, offering customizable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, fully accommodating diverse hydraulic requirements. For seamless configurations, /NF signifies no pressure limiting valve, meticulously crafted for HLPSV, ensuring impeccable 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, expertly crafted to cater to diverse applications, providing you with a product that aligns seamlessly 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, engineered with precision for seamless integration and operation.
(9)Directional valve block inflow controller options: Choose from a diverse array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, tailored specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and outstanding efficiency.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each engineered with precision 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, expertly designed to deliver 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, guaranteeing uncompromised system safety.
(13) Function ON/OFF and pressure outlet options: Customize your system with distinct options: 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 functionality.
(14) Operation modes: Choose from an array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a fusion 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, all meticulously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Experience unparalleled precision with our artfully engineered port size options, crafted for seamless integration and adaptability. Choose from our expertly curated selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each offering is designed to deliver exceptional flexibility, ensuring that your specific needs are met with unmatched efficiency.
(16) End plate options: Explore our remarkable collection of exquisitely tailored end plate solutions. E1 sets the standard, featuring both an external discharge of pilot oil and an external oil return control port T. Upgrade to E2 for a more advanced experience, including an additional port Y. Discover the groundbreaking innovation of E3, which incorporates a 2-position 3-way magnetic ball valve, elevating your system's pressure to unparalleled safety valve levels when powered, guaranteeing exceptional 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 boasting internal discharge capabilities. Step into the future with E6, echoing the advanced design of E3. Each variant ensures superior discharge control, optimizing your system for peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our extensive range of tailored solutions. Choose G12-12VDC for specialized applications that require uncompromising safety and compatibility.G24: The ideal choice for robust performance and consistent reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Maximize your strategic selections with these options, meticulously designed for optimal efficiency and adaptability in diverse and challenging environments.12: Embodying precision and reliability, crafted for seamless integration into your systems.bb621436: The pinnacle of excellence, representing a benchmark in our cutting-edge 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, represents the pinnacle of advanced hydraulic system control innovation. Meticulously engineered for construction machinery and heavy-duty equipment, this versatile component is indispensable 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 critical period, we meticulously prepare and uphold rigorous quality control processes, ensuring that each item reaches you in pristine condition. Our paramount commitment is to achieve your utmost satisfaction with our flawless delivery, showcasing our dedication to excellence and reliability.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer an exceptionally low minimum order quantity, allowing you the freedom to purchase as little as a single piece for sample verification purposes. This unmatched flexibility empowers you to commence your projects with unparalleled ease and precision, effortlessly catering to your bespoke requirements and innovative endeavors.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate the process by sharing your comprehensive requirements or intended applications with us. We will then craft a personalized quote tailored specifically to your needs, either based on your distinct specifications or through our expert guidance. Once the drawings are finalized and a deposit is made, we will formalize the order and commence production. We are committed to adhering to every specification with precision, ensuring a seamless and bespoke solution uniquely designed for you.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, assuring that every facet is executed to perfection for a flawless and bespoke solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is indeed possible. Please ensure you formally notify us prior to the commencement of production and confirm the design based on the sample we provide. This ensures your branding is represented with unparalleled precision and excellence, perfectly encapsulating your unique identity and vision.
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