Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the pinnacle of hydraulic innovation, seamlessly marrying pressure, flow, and directional control into a singular, harmonious masterpiece. This integration guarantees unmatched performance and reliability across diverse applications. Typically composed of three essential functional modules-connecting blocks, directional valves, and end plates-these valves are meticulously engineered for incorporation into high-end hydraulic systems, indispensable for top-tier engineering machinery. They precisely govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, ensuring 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, delivering unrivaled performance and versatility for any application.
The HLPSL valves are meticulously tailored for constant displacement pump systems, ensuring steadfast and reliable operation in every setting. Conversely, the HLPSV valves are expertly engineered for variable pump systems. While HLPSV valves may have a slightly slower response time, they excel in delivering outstanding energy-saving performance, making them the ultimate choice for applications where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves stand out 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 keystone of reliability, consistently delivering steadfast performance to ensure smooth and efficient operations throughout your system.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, providing extraordinary flexibility to accommodate a broad spectrum of operational requirements.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, forging an unwavering operational framework::
2-G3/8; Crafted for compact proficiency, designed to support streamlined and seamless operational flows.
3-G1/2; Engineered for robustness and reliability, providing a solid foundation for your system's integrity.;
4-G3/4; Featuring advanced connectivity, offering superior control and enhanced system integration.;
5, 55-G1; Equipped with superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering unmatched performance, expertly designed to excel in demanding environments, tackling challenges effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights::
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Offering 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 demands.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and 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 - Experience the pinnacle of hydraulic innovation with our state-of-the-art precision-engineered pressure limiting valve for secondary pressure (F50). Marvel at its specifically defined pressure value, engineered to elevate advanced safety measures and optimize operational security and reliability like never before.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the ultimate in versatility and precision with adjustable settings available at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, seamlessly meeting every hydraulic requirement. With the /NF configuration, explore systems without a pressure limiting valve, meticulously crafted for HLPSV, delivering unsurpassed pressure control across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass of design, expertly conceived to address every application, ensuring you acquire a product perfectly aligned with your specific 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, masterfully engineered for seamless and impeccable integration.
(9)Directional valve block inflow controller options: Select from a range of choices: 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 offering precision and exceptional efficiency.
(10) Valve core function symbols: Explore an extensive assortment 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: Achieve maximum efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme performance and reliability.
(12) Secondary pressure limitation options: Choose from: 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: 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 engineered for precise control and functionality.
(14) Operation modes: Select from our diverse 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, crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Delve into the realm of unparalleled adaptability with our ingeniously crafted options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each meticulously designed choice offers seamless adaptability and flawless integration into a vast array of diverse systems, ensuring your hydraulic needs are met with precision and excellence.
(16) End plate options: Discover our suite of meticulously engineered end plate solutions: E1, your go-to standard choice, comes equipped with an external discharge of pilot oil and an external oil return control port T for reliable performance; E2, similar to E1 yet enhanced, includes an additional port Y for increased flexibility and control. Opt for E3, featuring a sophisticated 2-position 3-way magnetic ball valve, designed to elevate system pressure to safety valve levels, ensuring superior safety and operational efficiency upon activation.
E4, crafted with precision like E1, boasts an innovative internal discharge of pilot oil alongside a sealed port T for streamlined operations; E5 mirrors the capabilities of E2, incorporating internal discharge for peak performance; E6, reflecting the advanced design of E3, delivers sophisticated discharge control, providing cutting-edge solutions in every variant for uncompromising excellence and reliability.
(17) Control voltage and anti-explosion cable options: Opt for our secure and reliable range of control voltage and anti-explosion cable choices, including G12-12VDC, designed for paramount safety and specialization in the most challenging and demanding applications.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Jiangsu KM Hydraulic Control System Co., Ltd. has been a trailblazer in hydraulic innovation and excellence since 2009. 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 unmatched expertise spans the intricate research, development, manufacturing, and sales of top-tier hydraulic components. Designated as a 'specialized, refined, and innovative' national small giant enterprise, we are steadfast in our commitment to technological advancement and superior quality, firmly establishing us as leaders in our field.
Introducing our flagship creation, the Enhanced Safety Atex Valve, a pinnacle of advanced hydraulic system control. Expertly designed for construction machinery and heavy-duty equipment, this adaptable component is indispensable for critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. Our pride lies in our strategic partnerships with leading domestic manufacturers, playing a pivotal role in localizing core hydraulic components for high-end mechanical equipment. Rooted in our philosophy-'serving customers with technology, impressing with our attitude, and retaining with quality'-we are dedicated to delivering exceptional products, services, and solutions. Our ambition is to emerge as a globally trusted supplier of top-tier hydraulic components, setting new benchmarks for 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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