Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a true marvel of modern engineering. These state-of-the-art creations epitomize the forefront of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into one cohesive, harmonious masterpiece. This ensures unmatched performance and reliability across a spectrum of applications. Typically composed of three indispensable functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously designed for seamless integration into premium hydraulic systems, essential for high-caliber engineering machinery. They meticulously regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering exceptional precision and command. Highlighting key features such as a compact structure, outstanding energy efficiency, and the capability for stepless speed control, they empower multiple actuators to function simultaneously under diverse loads. This results in unrivaled performance and adaptability for an array of applications.
The HLPSL valves are expertly designed and tailored for constant displacement pump systems, ensuring unwavering and reliable performance in any environment. Conversely, the HLPSV valves are masterfully crafted for variable pump systems. While the HLPSV valves may exhibit a slightly slower response, they excel in providing extraordinary energy-saving performance, making them the ultimate choice when efficiency takes center stage. With their pioneering engineering and energy-efficient design, HLPSV valves distinguish themselves as the premier solution for advanced hydraulic control needs, offering a flawless fusion 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 reliability, ensuring your system performs smoothly and efficiently with unwavering consistency and steadfast performance.;
HLPSV: Variable Displacement Pump - A beacon of adaptability and versatility, offering remarkable flexibility to meet diverse operational demands with grace and precision.;
(2) Connection Block Ports P & R Specifications - A perfect blend of precision and reliability, shaping a trusted operational framework::
2-G3/8; Skillfully crafted for compact efficiency, designed to promote seamless and smooth operational flows.
3-G1/2; Masterfully engineered for robustness and reliability, providing a steadfast foundation for your system's integrity.;
4-G3/4; Equipped with advanced connectivity, offering superior control and enhanced system integration.;
5, 55-G1; Designed with superior flow rates, ideal for high-demand applications, ensuring consistent and dependable performance.;
6-G1 1/4; Delivers unparalleled performance, expertly crafted to thrive in demanding environments and tackle challenges with ease.;
(3) Additional Components and Specifications - Elevating your system's capabilities to extraordinary levels::
C,Standard Type - A steadfast and trustworthy base, meticulously crafted to meet essential operational necessities.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, significantly enhancing your system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving exceptional performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Providing bespoke pressure control solutions for varied applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering tailored solutions to seamlessly meet your unique operational demands.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Amplifying efficiency and control in your system:C - No magnetic ball valve; F - Normally open magnetic ball valve, 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 - Discover unparalleled safety and reliability with this cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). Designed with a specifically defined pressure value, it stands as a marvel in engineering, ensuring advanced safety measures are meticulously enhanced, thereby optimizing operational security and reliability like never before.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the height of versatility and precision with adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, seamlessly meeting every hydraulic requirement. The /NF configuration offers systems devoid of a pressure limiting valve, exquisitely crafted for HLPSV, delivering exceptional pressure control across diverse applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully crafted to suit every application, ensuring you receive a product perfectly aligned with your specific 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, expertly engineered for smooth and flawless integration.
(9)Directional valve block inflow controller options: Choose from a diverse range of options: 1, without inflow controller; 2, standard inflow controller; 4, an advanced 3-way flow controller for both inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each designed for precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands.
(11) Output flow code for ports A & B: Achieve peak performance with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for ultimate performance and dependability.
(12) Secondary pressure limitation options: Opt for: N, no pressure limiting protection; C, concurrent 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: Personalize 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 designed for precise control and functionality.
(14) Operation modes: Choose from a variety of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a combination 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 and precise control.
(15) Ancillary block port sizes: Unleash the power of versatility with our precision-engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each option is meticulously crafted to ensure seamless adaptability and flawless integration into a wide array of complex systems, ensuring optimal performance and reliability.
(16) End plate options: Discover our array of meticulously crafted end plate solutions designed to meet every need: E1 serves as the standard choice with provisions for an external discharge of pilot oil and an external oil return control port T. Elevate functionality with E2, which enhances E1 by adding a port Y for extra adaptability. For advanced control, choose E3, featuring a 2-position 3-way magnetic ball valve that elevates system pressure to safety valve level when engaged, ensuring superior operational safety.
E4, echoing the design of E1, offers an innovative integration of internal discharge for pilot oil with a sealed port T, ensuring superior reliability. E5, designed similarly to E2, provides internal discharge for enhanced performance and efficiency. E6, mirroring the sophisticated design of E3, guarantees advanced discharge control across each variant, tailored for optimal system integration and functionality.
(17) Control voltage and anti-explosion cable options: Choose from our secure and highly compatible selection, such as G12-12VDC, specifically engineered for safety and suited for the most demanding applications, guaranteeing performance without compromise.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since our foundation in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with a dazzling blend of innovation and excellence. Proudly operating under the prestigious umbrella of the renowned China Baoan Group (stock code: 000009), we embody the essence of a national high-tech enterprise. Our unmatched prowess in the meticulous research, cutting-edge development, superior manufacturing, and strategic sales of premium hydraulic components sets a benchmark in the industry. As a designated national 'specialized, refined, and innovative' small giant enterprise, we reaffirm our steadfast commitment to technological advancement and unparalleled quality. This relentless pursuit of excellence distinctly positions us as frontrunners in our field.
Our signature creation, the enhanced Safety Atex Valve, stands as the pinnacle of sophisticated hydraulic system control. Expertly engineered for construction machinery and robust heavy-duty equipment, this adaptable component is indispensable in high-stakes environments like emergency rescue missions, tunnel engineering, mining operations, and municipal service vehicles. We take great pride in our strategic partnerships with numerous leading domestic manufacturers, playing a pivotal role in the localization of core hydraulic components for elite mechanical equipment. Guided by our core philosophy - 'serving customers with technology, impressing customers with our attitude, and retaining customers with quality' - we are unwavering in our resolute commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting unprecedented standards of excellence across the globe.
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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