Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the epitome of hydraulic prowess. These engineering marvels epitomize cutting-edge innovation, uniting pressure, flow, and directional control into a seamless and cohesive system that guarantees unparalleled performance and reliability across diverse applications. Crafted with precision, they consist of three essential modules: connecting blocks, directional valves, and end plates, meticulously designed for integration into superior hydraulic systems crucial for elite engineering machinery. These valves orchestrate the movement direction and speed of hydraulic cylinders, motors, and other actuators with unmatched precision and control. Their compact design, superior energy efficiency, and stepless speed control capability are remarkable. Furthermore, they enable multiple actuators to operate simultaneously under varying loads, offering unmatched versatility and performance for a wide array of applications.
The HLPSL valves are expertly designed for constant displacement pump systems, ensuring dependable and reliable operation in every environment. Conversely, the HLPSV valves are masterfully crafted for variable pump systems, offering a slightly slower response time but excelling in remarkable energy-saving performance. This makes them the ideal choice for applications where efficiency is crucial. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for sophisticated hydraulic control needs, providing an exquisite balance of precision, reliability, and energy efficiency that distinguishes them in the field.
| 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 pressure limiting valve for secondary pressure (F50) featuring a specified pressure value; Providing advanced safety measures to secure operations.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: This ingenious component offers adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels, epitomizing versatility and precision. For enthusiasts of simplicity, /NF signifies no pressure limiting valve, tailor-made for HLPSV. This state-of-the-art feature ensures optimal pressure control across diverse scenarios, making it indispensable for all your hydraulic endeavors.
(7) Product Series Classification - Embodying the Pinnacle of Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is crafted with meticulous precision to suit every application, ensuring that you receive a product that meets your exacting requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including accompanying blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, designed for seamless integration and unmatched performance.
(9)Directional valve block inflow controller options: Choose from a range of options: 1, no inflow controller; 2, standard inflow controller; 4, 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, all ensuring precision and efficiency in your operations.
(10) Valve core function symbols: Dive into a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill diverse and unique functional requirements.
(11) Output flow code for ports A & B: Enhance your system's efficiency with maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each tailored for optimal performance and reliability.
(12) Secondary pressure limitation options: Opt for: 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 unmatched system safety and robustness.
(13) Function ON/OFF and pressure outlet options: Customize 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, all designed for precision control and enhanced functionality.
(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, engineered for comprehensive and seamless control.
(15) Ancillary block port sizes: Choose from a versatile range: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1, all engineered for seamless adaptability and integration.
(16) End Plate Options: Discover our tailored end plate options designed to meet your specific needs: E1 - The standard choice, featuring external discharge of pilot oil and an external oil return control port T for seamless operation. E2 - Mirrors E1, but enhanced with an additional port Y, providing increased functionality. E3 - Features a 2-position, 3-way magnetic ball valve, capable of elevating system pressure to safety valve levels during power supply for ultimate safety.
E4 - Similar to E1, but with an internal discharge of pilot oil and a sealing port T for robust containment. E5 - Mirrors E2 with the added benefit of internal discharge for increased safety. E6 - Closely resembles E3, each option ensuring precise and sophisticated discharge control, tailored for excellence.
(17) Control Voltage and Anti-Explosion Type Cable Length Options: Choose from our range of voltage options, including G12-12VDC, ensuring your system is safe and compatible with your specialized applications, offering you peace of mind and reliability.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 excellence in the hydraulic industry. As a proud member of the prestigious China Baoan Group (stock code: 000009), we shine as a national high-tech leader. Our specialization encompasses the intricate research, development, manufacturing, and sale of top-tier hydraulic components. Our status as a national 'specialized, refined, and innovative' small giant enterprise highlights our steadfast dedication to technological advancement and incomparable quality. This relentless pursuit of excellence secures our position as industry frontrunners.
Our flagship marvel, the load-sensitive proportional valve, stands as a testament to the zenith of advanced hydraulic system control. Masterfully crafted for construction machines and heavy-duty equipment, this indispensable component is crucial for critical applications, including emergency rescues, tunnel engineering, mining, and municipal service vehicles. We take great pride in our strategic partnerships with many leading domestic manufacturers, significantly contributing to the localization of core hydraulic components for top-tier mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing with our attitude, and retaining with quality'-we are unwavering in our commitment to deliver exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new standards of excellence on the world 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}