Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations represent the pinnacle of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into a singular, harmonious masterpiece. Experience unmatched performance and unwavering reliability, tailored for every application you can imagine. With a design typically composed of three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously crafted for seamless integration into high-end hydraulic systems. They are crucial for top-tier engineering machinery, expertly governing 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 stepless speed control. Furthermore, they empower multiple actuators to operate simultaneously under varying loads, providing unrivaled performance and unparalleled versatility for any application.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast and reliable operation in every environment. Alternatively, the HLPSV valves are masterfully engineered for variable pump systems. While the HLPSV valves may exhibit a slightly slower response time, they excel in delivering exceptional energy-saving performance, making them the ultimate choice for applications where efficiency is paramount. With cutting-edge engineering and an energy-efficient design, the HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering a perfect blend of precision, reliability, and efficiency. Choose HLPSV for your needs, and embrace the future of hydraulic control technology.
| 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 impressive reliability, delivering unwavering and consistent performance to ensure smooth and efficient operations across your entire system.;
HLPSV: Variable Displacement Pump - The epitome of adaptability and versatility, offering remarkable flexibility to cater to an extensive range of operational needs.;
(2) Connection Block Ports P & R Specifications - Where precision is synonymous with reliability, crafting a trusted operational framework::
2-G3/8; Expertly crafted for compact proficiency, designed to support streamlined, seamless operational flows with ease.
3-G1/2; Meticulously engineered for robustness and reliability, providing a solid foundation for your system's integrity.;
4-G3/4; Leveraging advanced connectivity, offering superior control and enhancing system integration with finesse.;
5, 55-G1; Designed with superior flow rates, perfect for high-demand applications, ensuring consistent and unwavering performance.;
6-G1 1/4; Delivering peerless performance, expertly engineered to excel in challenging environments and tackle hurdles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to new, unprecedented heights::
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational standards with precision.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, significantly enhancing the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving exemplary performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing 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); Delivering tailored solutions to seamlessly meet your specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision:C - No magnetic ball valve; F - Normally open magnetic ball valve, effectively pressurizing the pump when powered and unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered and pressurizing it when unpowered.D/F - Behold the marvel of modern engineering: a state-of-the-art, precision-engineered pressure limiting valve tailored for secondary pressure (F50). This immaculate creation is graced with a specifically defined pressure value. It stands as a testament to unparalleled engineering prowess, meticulously designed to significantly elevate advanced safety measures. Experience operational security and reliability like never before, optimized to perfection.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the zenith of versatility and precision, boasting adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, effortlessly meeting every hydraulic need. Revel in the /NF configuration that offers systems devoid of a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control in diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Prowess:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterstroke in design, conceived with precision to cater to every application, ensuring you receive a product that aligns perfectly with your unique 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, ingeniously engineered for seamless and flawless integration.
(9)Directional valve block inflow controller options: Dive into an impressive range of choices: 1, without inflow controller; 2, standard inflow controller; 4, an advanced 3-way flow controller for both inlet and outlet, precisely crafted for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each promising precision and exceptional efficiency.
(10) Valve core function symbols: Uncover a vast array of core functions: L, M, F, H, J, B, R, O, N, each intricately designed to meet specific functional needs with exactitude.
(11) Output flow code for ports A & B: Achieve pinnacle efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for exceptional performance and unwavering 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 uncompromising system safety.
(13) Function ON/OFF and pressure outlet options: Customize your experience 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 crafted 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 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, ingeniously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Discover the perfect blend of versatility and precision with our expert engineering. Choose from options such as /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1, each crafted to offer seamless adaptability and flawless integration into a wide array of systems, ensuring your operations run smoothly and effectively.
(16) End plate options: Unearth our meticulously crafted end plate solutions designed for excellence. E1 stands as your standard choice, delivering external discharge of pilot oil and an external oil return control port T. For enhanced flexibility, E2 mirrors E1 but includes an additional port Y. Experience innovation with E3, featuring a 2-position 3-way magnetic ball valve, which elevates system pressure to safety valve levels upon activation.
E4, crafted in the likeness of E1, integrates internal discharge of pilot oil with a sealed port T for forward-thinking efficiency; E5 embodies the traits of E2 with an internal discharge for superior performance; E6, a sophisticated counterpart to E3, ensures advanced discharge control, embodying the pinnacle of design innovation across all variants.
(17) Control voltage and anti-explosion cable options: Opt for our secure, reliable range, tailored for safety and peak performance in the most demanding environments. Options such as G12-12VDC are crafted with precision for specialization in challenging applications.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 illuminated the hydraulic industry with our unwavering commitment to innovation and quality. As a distinguished subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly uphold our status as a national high-tech enterprise. Our unparalleled expertise in the precise research, dynamic development, meticulous manufacturing, and strategic sales of state-of-the-art hydraulic components sets us apart. Being honored as a national 'specialized, refined, and innovative' small giant enterprise further underscores our steadfast dedication to technological excellence and unparalleled quality. This relentless pursuit of perfection firmly establishes us as trailblazers in our field.
Our flagship product, the enhanced Safety Atex Valve, stands as a pinnacle of sophisticated hydraulic system control. Expertly engineered for construction machinery and robust equipment, this versatile component is indispensable for critical applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic alliances with numerous leading domestic manufacturers, playing a pivotal role in the localization of core hydraulic components for elite mechanical equipment. Guided by our central philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we remain steadfast 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 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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