Discover the future of hydraulic control with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary innovations epitomize the zenith of hydraulic engineering, perfectly merging pressure, flow, and directional control into a single, harmonious entity. This ensures exceptional performance and reliability across all applications. Comprising three core functional modules-connecting blocks, directional valves, and end plates-these valves are designed with exacting precision for integration into high-end hydraulic systems, essential for top-tier engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key features include a compact design, exceptional energy efficiency, and seamless, stepless speed control. In addition, they enable multiple actuators to operate simultaneously under varying loads, providing unmatched performance and versatility for any application.
Tailored with expertise, the HLPSL valves are ideal for constant displacement pump systems, ensuring steadfast and reliable operation in every environment. Conversely, the HLPSV valves are meticulously crafted for variable pump systems. Although the HLPSV valves may have a marginally slower response time, they excel in energy-saving performance, rendering them the optimum choice for applications where efficiency is of utmost importance. With their state-of-the-art engineering and energy-efficient design, HLPSV valves distinguish themselves as the leading solution for sophisticated hydraulic control needs, offering an impeccable combination 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 - This is the cornerstone of dependability, providing unwavering and consistent performance to guarantee seamless and efficient operations across your entire system.;
HLPSV: Variable Displacement Pump - An exemplar of flexibility and versatility, offering remarkable adaptability to meet a diverse array of operational requirements.;
(2) Connection Block Ports P & R Specifications - Merging precision with reliability to create a dependable operational framework::
2-G3/8; Expertly crafted for compact efficiency, designed to facilitate streamlined and smooth operational flows.
3-G1/2; Designed for sturdiness and reliability, offering a robust base for maintaining your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, providing superior control and enhancing system integration.;
5, 55-G1; Equipped with superior flow rates, perfectly suited for high-demand applications, promising consistent and trustworthy performance.;
6-G1 1/4; Delivering unparalleled performance, skillfully crafted to excel in challenging environments and tackle obstacles with ease.;
(3) Additional Components and Specifications - Elevating your system capabilities to remarkable heights::
C,Standard Type - A reliable and trusted foundation, meticulously crafted to satisfy essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, significantly enhancing the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving exceptional performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering customized pressure control solutions for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering tailored solutions to seamlessly address your unique operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing control and efficiency: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 - Discover the pinnacle of modern engineering with this state-of-the-art precision-engineered pressure limiting valve for secondary pressure (F50). It boasts a specifically defined pressure value, representing a marvel of engineering prowess. This innovation is crafted to significantly enhance advanced safety measures, ensuring operational security and reliability are optimized like never before.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the apex of versatility and precision, offering adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component stands as a symbol of adaptability, seamlessly meeting every hydraulic requirement. With the /NF configuration, explore systems devoid of a pressure limiting valve, meticulously crafted for HLPSV, delivering unmatched 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 masterstroke in design, expertly crafted to align with every application, ensuring you receive a product that perfectly meets your specific requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, masterfully designed for seamless and flawless integration.
(9)Directional valve block inflow controller options: Choose from an impressive array of options: 1, no 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: Discover an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional requisites.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and dependability.
(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: Tailor 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 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 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, engineered for comprehensive and precise control.
(15) Ancillary block port sizes: Unlock unparalleled versatility with our masterfully engineered selections: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each option is meticulously crafted to ensure seamless adaptability and flawless integration across a broad spectrum of systems, catering to your every need.
(16) End plate options: Dive into our meticulously curated end plate solutions: E1, your trusted standard, ensures an external discharge of pilot oil alongside an external oil return control port T; E2, sharing similarities with E1, introduces an additional port Y, enhancing flexibility and operational efficiency; E3, distinguished by a 2-position 3-way magnetic ball valve, elevates system pressure to match safety valve levels upon activation, ensuring peak performance.
E4, crafted with the essence of E1, brings forth an innovative internal discharge of pilot oil with a securely sealed port T; E5, echoing the features of E2, optimizes performance through internal discharge; E6, embodying the elegance of E3, guarantees advanced discharge control, providing sophistication and efficiency across all variants.
(17) Control voltage and anti-explosion cable options: Choose from our robust and compatible selections, including G12-12VDC, engineered for utmost safety and specialization in the most challenging applications, ensuring reliability and peace of mind.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 stood as a beacon of innovation and excellence within the hydraulic industry. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), our identity as a national high-tech enterprise is a testament to our unwavering pursuit of excellence. At the heart of our operations lies an unmatched expertise in the meticulous research, development, manufacturing, and sales of premium hydraulic components. Being recognized as a national 'specialized, refined, and innovative' small giant enterprise further underscores our steadfast commitment to pioneering technological advancements and delivering superior quality. This relentless drive propels us to the forefront of the hydraulic domain, positioning us as true leaders in our field.
Our flagship product, the enhanced Safety Atex Valve, represents the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is indispensable for high-stakes applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, firmly contributing to the localization of 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 remain unwavering in our commitment to providing exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, continuously setting new standards of excellence on the world stage.
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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