Introducing our state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These groundbreaking pieces of engineering marvel capture the essence of hydraulic innovation by seamlessly merging pressure, flow, and directional control into one harmonious system. This ensures exceptional performance and reliability across all applications. Crafted with precision, these valves consist of three vital functional modules: connecting blocks, directional valves, and end plates, all meticulously designed for high-end hydraulic systems that are essential for premium engineering machinery. With a focus on precision, they expertly control the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched accuracy and control. Key features include a compact design, outstanding energy efficiency, and stepless speed control capability. Furthermore, they empower multiple actuators to function simultaneously under varying loads, ensuring unmatched performance and flexibility for a wide range of applications.
The HLPSL valves are meticulously crafted for constant displacement pump systems, ensuring unwavering and reliable operation in every scenario. In contrast, the HLPSV valves are masterfully designed for variable pump systems. Although HLPSV valves may exhibit a slightly slower response time, they shine in providing remarkable energy-saving performance, making them the ideal choice for scenarios where efficiency is of utmost importance. With their innovative engineering and energy-efficient design, HLPSV valves are the premier choice for advanced hydraulic control needs, offering a perfect synthesis of precision, reliability, 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 - The keystone of reliability, delivering consistent and steadfast performance to ensure smooth and efficient operations throughout your system. Experience unwavering dependability and operational excellence with this integral component.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, providing extraordinary flexibility to accommodate a wide range of operational requirements. With its exceptional versatility, this pump seamlessly adapts to diverse needs, ensuring your system's optimal performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability, forging a trustworthy operational framework::
2-G3/8; Crafted for compact proficiency, designed to support streamlined and seamless operational flows. This ensures efficiency while maintaining a sleek and functional design.
3-G1/2; Engineered for robustness and reliability, providing a solid base for your system's integrity. Built to last, it fortifies your system's core with strength and dependability.;
4-G3/4; Featuring advanced connectivity, offering superior control and enhanced system integration. Achieve higher levels of precision and integration with this cutting-edge solution.;
5, 55-G1; Equipped with superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Tailor-made for intensive usage, it guarantees performance without compromise.;
6-G1 1/4; Delivering unmatched performance, expertly designed to excel in demanding environments and tackle challenges effortlessly. Empower your system to overcome the toughest challenges with unparalleled ease.;
(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. Crafted for excellence, it provides a dependable base for your operations.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing the overall efficiency of your system. Optimize your system's performance with precise control and heightened efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability. Achieve superior flow management with this high-performance valve.;
(4) Pilot Oil Circuit Pressure Options - Offering bespoke pressure control solutions for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing tailored solutions to seamlessly meet your specific operational demands. Customize your system's pressure dynamics to match precise requirements.
(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; Achieve dynamic control with these versatile valve options, enhancing efficiency and operational command.D/F - Behold the state-of-the-art precision-engineered marvel, the pressure limiting valve for secondary pressure (F50). Equipped with a specifically defined pressure value, it exemplifies a remarkable feat of engineering, elevating advanced safety measures to new heights. Experience a transformation in operational security and reliability like never before.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the pinnacle of versatility and precision with adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component embodies adaptability, seamlessly meeting every hydraulic requirement. With the /NF configuration, embrace systems meticulously crafted for HLPSV, which deliver peerless 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 masterstroke in design, expertly conceived to suit every application, ensuring a product precisely aligned 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 or intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, impeccably engineered for seamless and flawless integration.
(9)Directional valve block inflow controller options: Select from a sophisticated array: 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 collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional needs.
(11) Output flow code for ports A & B: Achieve peak efficiency with an impressive range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered 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: 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 engineered for precise control and unparalleled 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, sculpted for comprehensive and precise control.
(15) Ancillary block port sizes: Unlock the potential of versatility with our expertly engineered selections: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each option is meticulously crafted for seamless adaptability, ensuring flawless integration across a multitude of systems.
(16) End plate options: Discover our meticulously crafted end plate solutions: E1, your go-to standard, provides an external discharge of pilot oil with an external oil return control port T; E2 builds upon E1, enhanced by an additional port Y for heightened flexibility; E3 boasts a 2-position 3-way magnetic ball valve, elevating system pressure to meet safety valve standards when activated.
E4, akin to E1 in design, innovatively incorporates an internal discharge of pilot oil with a sealed port T; E5 mirrors E2's attributes, featuring internal discharge for optimal performance; E6 mirrors the sophisticated design of E3, ensuring advanced discharge control in every variant.
(17) Control voltage and anti-explosion cable options: Choose from our secure and compatible range, such as G12-12VDC, specifically crafted for utmost safety and specialization in the most demanding 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 stood as a shining beacon of innovation and unparalleled excellence within the hydraulic industry. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly uphold our identity as a national high-tech enterprise. Our unmatched expertise in the meticulous research, development, manufacturing, and sales of premium hydraulic components sets us apart. Designated as a national 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our dedication to advancing technology and ensuring superior quality. This relentless commitment clearly positions us as leaders in our domain, driving us forward with passion and precision.
Our flagship offering, the cutting-edge Safety Atex Valve, represents the pinnacle of innovation in advanced hydraulic system control. Meticulously engineered for construction machinery and heavy-duty equipment, this versatile component is indispensable for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with numerous leading domestic manufacturers, playing a pivotal role in the localization of core hydraulic components for high-end mechanical equipment. Anchored by our core 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 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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