Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels mark the pinnacle of hydraulic innovation, expertly combining pressure, flow, and directional control into one cohesive masterpiece. This synergy ensures unmatched performance and reliability across every application. Typically composed of three critical functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are seamlessly integrated into high-end hydraulic systems, which are crucial for superior engineering machinery. They meticulously manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key highlights include a compact structure, exceptional energy efficiency, and the capability for stepless speed control. Moreover, they empower multiple actuators to operate concurrently under various loads, delivering extraordinary performance and versatility across applications.
The HLPSL valves are meticulously crafted for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. In contrast, HLPSV valves are ingeniously designed for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they excel in delivering remarkable energy-saving performance, making them the optimal choice for scenarios where efficiency is paramount. With their state-of-the-art engineering easily shining through their engineering prowess, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, providing an ideal blend of precision, reliability, and 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 - The backbone of reliability, this pump ensures unwavering and consistent performance, empowering smooth and proficient operations across your system. Experience the unmatched dependability that keeps your machinery operating like a well-oiled machine.;
HLPSV: Variable Displacement Pump - Exemplifying adaptability and versatility, this pump offers exceptional flexibility to meet a broad spectrum of operational needs. Crafted to accommodate evolving demands, it facilitates seamless transitions and superior control.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, creating a dependable operational framework: Crafted with meticulous attention to detail for flawless performance, elevating reliability across every application.:
2-G3/8; Engineered for compact proficiency, designed to support streamlined and seamless operational efficiencies. Perfectly crafted for precision, it ensures outstanding performance even in the most confined spaces.
3-G1/2; Designed for robustness and reliability, providing a solid foundation for your system's integrity. Built to endure, delivering steadfast durability in the most demanding conditions.;
4-G3/4; Featuring advanced connectivity, offering superior control and enhanced system integration. It brings sophistication and efficiency together to elevate your system's operational prowess.;
5, 55-G1; Offering superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it tackles high-pressure challenges with ease.;
6-G1 1/4; Delivering unparalleled performance, expertly engineered to excel in demanding environments and tackle challenges effortlessly. Setting new standards in power and performance.;
(3) Additional Components and Specifications - Raising system capabilities to new heights: Unlocking the full potential of your operations with advanced components that redefine excellence.:
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements. Providing unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, enhancing the overall efficiency of your system. It guarantees your operations are finely tuned for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unparalleled performance and dependability. It surpasses conventional limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Offering custom pressure control solutions for diverse applications: Tailored to your specific needs, providing precision control that aligns perfectly with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Step into a realm of custom-engineered solutions, meticulously crafted to seamlessly align with your distinct operational needs. With our customizable configurations, you can effortlessly achieve your desired outcomes with precision and ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Empower your operations with this expertly designed component, enhancing system performance by offering peerless control and exceptional effectiveness. Transform operational capabilities to new heights with unmatched efficiency.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when unpowered. Experience precision tuning for exemplary system efficiency and adaptability.D/F - Unveiling a pioneering, precisely engineered pressure limiting valve for secondary pressure (F50). This remarkable innovation ensures a specifically defined pressure value, heightening safety measures and optimizing operational security to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Indulge in the epitome of versatility and precision with adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This component exemplifies adaptability, meeting every hydraulic requirement with seamless precision. The /NF configuration is designed without a pressure limiting valve, perfectly tailored for HLPSV, offering unparalleled pressure control across varied applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a pinnacle in design, meticulously crafted to suit every application. Secure a product that flawlessly aligns with your specific needs, delivering exceptional performance consistently.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, ingeniously engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and unparalleled efficiency, customized to meet your needs.
(10) Valve core function symbols: Explore a wide array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional requirements with unrivaled precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and steadfast dependability.
(12) Secondary Pressure Limitation Options: Indulge in precise control with our array of pressure limitation choices. Opt for 'N' if you seek a system void of pressure limiting protection. Choose 'C' for dual pressure limitation across actuator ports A & B. For those desiring distinct pressure governance at each port, 'A---B---' offers independent pressure limitation of ports A & B. Each meticulously engineered option is measured in bar, ensuring an unwavering commitment to system safety and reliability.
(13) Function ON/OFF and Pressure Outlet Options: Transform your operational landscape with our versatile customization options. Select 'N' for a basic configuration lacking function ON/OFF or pressure outlet. For advanced control, 'X' offers C type pressure limitation, while 'S/S1' provides AB type pressure limitation. Choose 'A' for electrical ON/OFF on side A or 'B' for side B, each customization enhancing precision and operational efficiency.
(14) Operation Modes: Dive into a comprehensive range of operation modes crafted for your diverse needs. The 'A(1,2)' mode allows for manual control with options for long or short handles. 'E' mode provides electric proportional control, and 'EA(1,2)' merges it with manual control for supreme adaptability. 'D' mode delivers electric switching value control, with the addition of manual operation in 'DA(1,2)'. The 'M' mode is ideal for manual friction positioning using a long handle. For hydraulic control, 'H' and 'F' modes offer expertly aligned or perpendicular pilot oil ports, delivering exhaustive control.
(15) Ancillary Block Port Sizes: Elevate your system integration with our meticulously crafted port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each size option is designed for optimal seamless integration and adaptability, assuring peak performance across a broad spectrum of systems.
(16) End Plate Options: Discover our finely engineered end plate selections. 'E1' acts as the standard with an external discharge of pilot oil and an oil return control port T. 'E2' adds port Y for enhanced versatility. Meanwhile, 'E3' introduces a 2-position, 3-way magnetic ball valve, which, when activated, elevates system pressure to safety valve levels, ensuring superior performance.
Incorporating the strengths of 'E1', 'E4' features an innovative internal discharge of pilot oil with a sealed port T for heightened efficiency. 'E5' mirrors the capabilities of 'E2' with internal discharge optimization. 'E6' embodies the complexity of 'E3', offering advanced discharge control tailored for intricate systems.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our robust selection designed for utmost security and performance. Options like G12-12VDC are engineered to uphold safety and reliability in even the most demanding environments, ensuring specialized and secure operations.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with its relentless commitment to innovation and unparalleled excellence. As a proud and prestigious subsidiary of the revered China Baoan Group (stock code: 000009), we stand tall as a national high-tech enterprise, a testament to our unwavering dedication to technological progression and superior quality standards. Our unparalleled expertise encompasses the meticulous research, pioneering development, precise manufacturing, and strategic sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our pursuit of excellence, reinforcing our leadership position in the field.
At the heart of our product line stands the flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering embodies the zenith of cutting-edge hydraulic system control, meticulously crafted for deployment in construction machinery and robust heavy-duty equipment. It plays a vital role in imperative applications ranging from emergency rescue operations to tunnel engineering, mining endeavors, and the deployment of municipal service vehicles. We are profoundly committed to our strategic alliances with leading domestic manufacturers, propelling the advancement of core hydraulic component localization for high-end mechanical equipment. Anchored by our guiding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our quest to deliver exceptional products, unparalleled services, and innovative solutions. With a vision to emerge as a globally trusted supplier of premier hydraulic components, we continually aspire to set new benchmarks of excellence on the international stage.
Question:1. What about the lead time?
Answer:Typically, the lead time for production spans approximately one month after payment is received. During this timeframe, we undertake meticulous preparations and uphold rigorous quality control processes, ensuring that each product is delivered to you in impeccable condition. Achieving your utmost satisfaction with our flawless delivery remains 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, granting you the convenience of ordering as little as a single piece for sample verification. This flexibility allows you to initiate your projects with utmost ease and precision, effortlessly accommodating your exclusive requirements.
Question:3. How to proceed with an order for LED lights?
Answer: Begin the process by communicating your detailed requirements or intended applications to us. We will then craft a tailored quote specifically for you, either based on your unique needs or through our seasoned advice. Once the drawings are finalized and a deposit is made, we will formalize the order and initiate production. We promise adherence to every specification with precision, ensuring a seamless and 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 and tailored solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is certainly feasible. Kindly ensure that you formally notify us prior to the commencement of production and confirm the design based on the sample we provide. This guarantees that your branding is represented with unparalleled precision and excellence, perfectly capturing your identity.
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