Embrace the future of hydraulic excellence with the revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These components transcend mere utility, embodying a masterpiece of engineering excellence and the pinnacle of hydraulic innovation. By seamlessly uniting pressure, flow, and directional control into a singular, harmonious system, these valves guarantee extraordinary performance and reliability across all applications. Comprising three essential functional modules-connection blocks, directional valves, and end plates-these valves are precisely engineered to integrate seamlessly into elite hydraulic systems, essential for top-tier engineering machinery. They meticulously control the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unrivaled precision and command. Notable features include a sophisticated, compact design, exceptional energy efficiency, and the ability for smooth, stepless speed control. Additionally, they enable multiple actuators to function simultaneously under varying loads, providing unparalleled performance and adaptability for any application.
The HLPSL valves are meticulously designed for systems with constant displacement pumps, ensuring unwavering and dependable performance across all conditions. In parallel, the HLPSV valves are expertly engineered for variable pump systems. Although HLPSV valves may exhibit a marginally slower response time, their unparalleled energy-saving capabilities distinguish them as the definitive choice when energy efficiency is paramount. With cutting-edge engineering and an energy-conscious design, HLPSV valves ascend to the forefront as the optimal solution for sophisticated hydraulic control requirements, delivering a flawless fusion of precision, dependability, 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 ensures unwavering performance, providing seamless and efficient operations across your entire system, fostering an environment where reliability is paramount.;
HLPSV: Variable Displacement Pump - The ultimate symbol of versatility and adaptability, this pump boasts exceptional flexibility to meet a diverse range of operational requirements, ensuring that your system is prepared for any challenge.;
(2) Connection Block Ports P & R Specifications - A confluence of precision and reliability, forming a steadfast operational framework that drives excellence::
2-G3/8; Designed with compact efficiency in mind, this component ensures a smooth and uninterrupted operational flow, bolstering the system's overall effectiveness.
3-G1/2; Crafted for robust performance and dependability, offering a resilient foundation to uphold your system's structural integrity securely.;
4-G3/4; Featuring state-of-the-art connectivity, this component enhances system integration and provides superior control, advancing your operational capabilities.;
5, 55-G1; With superior flow rates, it excels in high-demand applications, ensuring consistent performance and reliability when it is needed the most.;
6-G1 1/4; Delivering unparalleled performance, this part is expertly designed to endure and excel in challenging environments, overcoming obstacles with ease.;
(3) Additional Components and Specifications - Transforming system capabilities to reach unprecedented heights::
C,Standard Type - A beacon of reliability, precisely engineered to meet core operational demands with unwavering performance.;
G,Throttle Valve (For HLPSL only) - Provides precision control, significantly enhancing the system's overall efficiency and operational finesse.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, delivering unmatched performance and reliability across the board.;
(4) Pilot Oil Circuit Pressure Options - Providing customized pressure control solutions that are perfectly tailored for varied applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Delivering tailored solutions that seamlessly align with your specific operational requirements, allowing for optimal performance.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating efficiency and control to new heights: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; Offering a strategic advantage for enhanced operational efficiency.D/F - Elevate your operational safety standards to new heights with our precision-engineered pressure limiting valve, meticulously designed for secondary pressure (F50). This state-of-the-art feature ensures the highest safety protocols, significantly enhancing security and reliability in every operation.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Unlock groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component is the epitome of adaptability, fully accommodating a wide range of hydraulic needs. For seamless configurations, /NF indicates no pressure limiting valve, meticulously tailored for HLPSV, ensuring impeccable pressure management across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents an engineering marvel, expertly crafted to meet 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 performance.
(9)Directional valve block inflow controller options: Choose from an impressive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically crafted for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each ensuring 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 meticulously engineered to meet specific functional requirements.
(11) Output flow code for ports A & B: Achieve maximum 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: Select 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: Tailor 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 functionality.
(14) Operation modes: Choose from an extensive array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a blend 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 the pinnacle of precision with our expertly crafted port size options. Seamlessly adaptable and meticulously engineered for flawless integration, select from our beautifully designed assortment: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option offers the ultimate in flexibility, meticulously tailored to meet your specific requirements with unparalleled efficiency.
(16) End plate options: Discover the exquisite range of our tailored end plate solutions, each a masterpiece of design and engineering. E1 is your standard choice, featuring an external discharge of pilot oil and an external oil return control port T. Upgrade to E2 for a superior experience, adding an auxiliary port Y. Explore the innovation of E3, integrating a 2-position 3-way magnetic ball valve, elevating your system's pressure to premier safety valve standards when activated, ensuring extraordinary performance and reliability.
E4, resembling E1, offers an internal discharge of pilot oil and a sealed port T. E5 mirrors the excellence of E2 but incorporates internal discharge. Embrace the future with E6, echoing the sophisticated design of E3. Each variant promises exceptional discharge control, guaranteeing peak system efficiency and top-tier performance.
(17) Control voltage and anti-explosion cable options: Strengthen your system's safety and reliability with our extensive range of customized solutions. Choose G12-12VDC, perfect for specialized applications where safety and compatibility are paramount, ensuring no compromises.G24: The definitive choice for consistent, robust performance and steadfast reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Maximize your strategic selections with these options, crafted for exceptional efficiency and adaptability in a variety of demanding settings.12: Embodying precision and reliability, skillfully crafted for seamless integration into your systems.bb621436: The epitome of excellence, representing a standard of innovation and advanced 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, 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. During this crucial period, we engage in thorough preparations and uphold the highest standards of quality control, ensuring each product reaches you in pristine condition. Our unwavering dedication to delivering impeccable products is your guarantee of complete satisfaction.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We are delighted to offer you an extraordinarily low minimum order quantity, allowing the flexibility to order even a single piece for sample verification. This adaptability ensures you can embark on your projects with unmatched ease and precision, effortlessly catering to your unique specifications.
Question:3. How to proceed with an order for LED lights?
Answer: Start by sharing your detailed requirements or intended applications with us. We will then provide a custom quote tailored to your specific needs or guided by our expert advice. Following the approval of drawings and receipt of a deposit, we will formalize the order and commence production. We pledge to meet every specification with absolute precision, ensuring a seamless and bespoke experience exclusively for you.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, assuring that every aspect is executed flawlessly for a seamless and custom solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is fully achievable. Please ensure you inform us well before production begins and confirm the design with the sample we provide. This ensures your branding is portrayed with unrivaled precision and excellence, perfectly encapsulating your identity.
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