Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations epitomize the zenith of hydraulic advancement, seamlessly uniting pressure, flow, and directional control into one cohesive marvel. This ensures unparalleled performance and steadfast reliability across all applications. Typically composed of three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously designed for integration into elite hydraulic systems, vital for premium engineering machinery. They precisely manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Key highlights include a compact structure, superior energy efficiency, and the capability for smooth stepless speed control. Furthermore, they enable multiple actuators to operate concurrently under varying loads, offering unrivaled performance and versatility for any application.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring unwavering and dependable operation in any environment. Conversely, the HLPSV valves are masterfully engineered for variable pump systems. While HLPSV valves may display a slightly slower response time, they excel in delivering outstanding energy-saving performance, making them the ultimate choice for applications where efficiency is of paramount importance. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control requirements, offering a perfect 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 cornerstone of consistent and unwavering performance, ensuring your operations run smoothly and efficiently.;
HLPSV: Variable Displacement Pump - Exemplifying adaptability and flexibility, offering unparalleled versatility to meet diverse operational needs.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, ensuring trustworthy operations::
2-G3/8; Designed for compact efficiency, catering to streamlined and seamless operational flows.
3-G1/2; Built for robustness and dependability, providing a solid foundation for your system.;
4-G3/4; Offering advanced connectivity, delivering superior control and enhanced system integration.;
5, 55-G1; With a superior flow rate, this option is perfect for high-demand applications, ensuring consistent performance.;
6-G1 1/4; Providing unmatched performance, designed to excel in the field and overcome challenges.;
(3) Additional Components and Specifications - Lifting system capabilities to new heights::
C,Standard Type - A reliable and trustworthy baseline, tailored to your essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision in control, enhancing overall system efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving superior performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Offering customized pressure control solutions for varied applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing tailored solutions to meet your specific operational needs seamlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Streamlining efficiency and boosting control: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;D/F - Comes with a sophisticated pressure limiting valve for secondary pressure (F50) that includes a specified pressure value; Offering advanced safety measures to ensure secure and reliable operations.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: This component offers adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels, embodying the epitome of versatility and precision. For those who prefer simplicity, /NF, which stands for no pressure limiting valve, is specifically designed for HLPSV. This feature guarantees optimal pressure control across diverse scenarios, making it an indispensable asset for your hydraulic needs.
(7) Product Series Classification - Embodying the Pinnacle of Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is meticulously tailored to fit every application, ensuring you receive a product that precisely meets your 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, designed for seamless integration.
(9)Directional valve block inflow controller options: Choose from: 1, without inflow controller; 2, standard inflow controller; 4, an advanced 3-way flow controller for both inlet and outlet, ideal for the N 3/3-way valve; 5, reinforced inflow controller; 8, pre-selectable options, each ensuring precision and efficiency.
(10) Valve core function symbols: Discover an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional requirements.
(11) Output flow code for ports A & B: Maximize efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, tailored for optimal performance.
(12) Secondary pressure limitation options: Select between: 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 robust system safety.
(13) Function ON/OFF and pressure outlet options: Customizable options include: 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 engineered for precision control.
(14) Operation modes: Explore diverse 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, crafted for comprehensive control.
(15) Ancillary block port sizes: Choose from versatile options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1, engineered for seamless adaptability.
(16) End Plate Options: Choose from our customized end plate selections to perfectly suit your needs: E1, the standard choice, offers external discharge of pilot oil and external oil return control port T; E2, similar to E1, features an extra port Y for enhanced versatility; E3 is equipped with a 2-position 3-way magnetic ball valve, which elevates system pressure to safety valve levels during power supply, ensuring optimal performance.
E4, mirroring E1 but designed with internal discharge of pilot oil and a sealed port T for improved efficiency; E5, comparable to E2, also features internal discharge for advanced functionality; E6, akin to E3, each guarantees precise discharge control, bringing sophistication to every operation.
(17) Control Voltage and Anti-Explosion Cable Length Options: Opt for selections such as G12-12VDC, providing unmatched safety and compatibility with your specialized applications, ensuring seamless integration and peace of mind.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and unrivaled excellence in the hydraulic industry. As a proud subsidiary of the illustrious China Baoan Group (stock code: 000009), we are recognized as a prestigious national high-tech enterprise. Our expertise is firmly rooted in the comprehensive research, development, manufacturing, and sales of top-tier hydraulic components. Our prestigious status as a national 'specialized, refined, and innovative' small giant enterprise highlights our steadfast commitment to technological innovation and superior quality. This dedication propels us to the forefront of our industry.
Introducing our flagship creation, the Load Sensitive Atex Valve for Enhanced Control in Hydraulic Equipment, which represents the zenith of advanced hydraulic system management. Masterfully designed for construction machinery and heavy-duty equipment, this indispensable component is crucial for high-demand applications including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are proud of our strategic alliances with a multitude of leading domestic manufacturers, significantly contributing to the localization of essential hydraulic components for high-end mechanical equipment. Anchored by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our pursuit of delivering exceptional products, services, and solutions. Our vision is to emerge as a globally trusted supplier of premier hydraulic components, establishing new standards of excellence on the international stage.
Question:1. What about the lead time?
Answer:The lead time for production is typically around one month following receipt of payment. During this period, we engage in detailed preparation and implement stringent quality control measures to ensure that every product reaches you in perfect condition. Your satisfaction with our impeccable delivery is our top priority.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We offer an impressively low minimum order quantity, allowing you the flexibility to order even a single piece for sample verification. This adaptability means you can start your projects with ease and precision, meeting your unique requirements without hassle.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate the process by sharing your detailed requirements or intended applications with us. We will then tailor a quote specifically for you, based on your needs or through our expert advice. Upon confirming the drawings and placing a deposit, we will finalize the order and commence production. We ensure every specification is adhered to with precision, offering you a seamless and customized solution.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 possible. Please make sure to inform us formally before the production begins and confirm the design based on the sample we provide. This ensures that your branding is showcased with utmost precision and superior quality, reflecting your identity perfectly.
){kind=link}