Experience the future of hydraulic control with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary engineering marvels epitomize the zenith of hydraulic technology, flawlessly merging pressure, flow, and directional control into a single, integrated masterpiece. This ensures unmatched performance and steadfast reliability in every scenario. Crafted with meticulous attention to detail, these valves typically consist of three pivotal functional modules - connecting blocks, directional valves, and end plates - designed for seamless incorporation into elite hydraulic systems, essential for superior engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unparalleled precision and command. Notable features include a compact structure, outstanding energy efficiency, and the ability for stepless speed control. Moreover, they enable the simultaneous operation of multiple actuators under diverse loads, offering exceptional performance and versatility for any application.
The HLPSL valves are meticulously optimized for constant displacement pump systems, ensuring robust and dependable performance in every environment. Meanwhile, the HLPSV valves are crafted with precision for variable pump systems. Despite a slightly slower response time, HLPSV valves excel in remarkable energy-saving capabilities, making them the preferred choice for applications where efficiency is crucial. Thanks to their state-of-the-art engineering and energy-conscious design, HLPSV valves emerge as the ultimate solution for sophisticated hydraulic control needs, providing an impeccable fusion of precision, dependability, 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 unwavering reliability, ensuring your system operates smoothly and efficiently with consistent and steadfast performance.;
HLPSV: Variable Displacement Pump - A beacon of adaptability and versatility, expertly crafted to provide exceptional flexibility for a vast array of operational needs.;
(2) Connection Block Ports P & R Specifications - Where precision harmonizes with reliability, creating a dependable operational framework::
2-G3/8; Expertly crafted for compact brilliance, designed to facilitate streamlined and seamless operational flows.
3-G1/2; Precision-engineered for robustness, ensuring a solid foundation for maintaining system integrity.;
4-G3/4; Featuring cutting-edge connectivity, offering superior control and enhanced system integration capabilities.;
5, 55-G1; Equipped with supreme flow rates, perfect for high-demand applications, guaranteeing consistent and reliable performance.;
6-G1 1/4; Unleashing unmatched performance, expertly crafted to excel in challenging environments and effortlessly tackle obstacles.;
(3) Additional Components and Specifications - Elevating system capabilities to extraordinary heights::
C,Standard Type - A dependable and trusted foundation, meticulously designed to meet core operational requirements.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, significantly enhancing the efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unprecedented performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Tailored pressure control solutions to meet diverse application needs:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Crafting tailored solutions to seamlessly align with your specific operational demands.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating 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 - Elevate your safety standards and revolutionize operational security with our cutting-edge pressure limiting valve, meticulously crafted for secondary pressure (F50). This state-of-the-art innovation ensures top-tier safety protocols, delivering unmatched reliability and enhanced operational confidence.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unmatched versatility and precision, with easily adjustable pressure settings ranging from 63 to 400 bar. This component is the epitome of adaptability, adeptly catering to diverse hydraulic requirements. For seamless configurations, /NF represents the absence of a pressure limiting valve, specifically designed for HLPSV, ensuring flawless pressure management across various applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an extraordinary engineering masterpiece, meticulously crafted to cater to diverse applications, providing a product that perfectly aligns 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 flawless integration and smooth operation.
(9)Directional valve block inflow controller options: Choose from a diverse array of high-performance options: 1, without inflow controller; 2, standard inflow controller; 4, 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 delivering unparalleled precision and remarkable efficiency.
(10) Valve core function symbols: Discover a broad selection of expertly engineered core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with precision.
(11) Output flow code for ports A & B: Unlock maximum efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, skillfully crafted to deliver exceptional performance and unwavering reliability.
(12) Secondary pressure limitation options: Customize to your needs with options like: 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 uncompromised system safety and dependability.
(13) Function ON/OFF and pressure outlet options: Customize your system with precision through 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 option meticulously engineered for impeccable control and functionality.
(14) Operation modes: Select from a comprehensive range 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, each meticulously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Discover our meticulously crafted options, designed for seamless adaptability and integration. Choose from our expertly engineered selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each size offers unparalleled flexibility to perfectly meet your specific requirements, ensuring the epitome of customization for your needs.
(16) End plate options: Delve into our exquisite array of finely tailored end plate solutions. E1 offers the standard choice with an external discharge for pilot oil and an external oil return control port T. E2 enhances E1 by incorporating an additional port Y, providing expanded functionality. Experience the cutting-edge innovation of E3, featuring a 2-position 3-way magnetic ball valve. This design elevates your system's pressure to safety valve levels when powered, guaranteeing superior performance.
E4, designed in the likeness of E1, distinguishes itself by integrating an internal discharge of pilot oil with a sealed port T. E5 mirrors the advantages of E2, complemented by an internal discharge feature. Discover the sophistication of E6, echoing the advanced design of E3, with each variant promising enhanced discharge control for optimal system performance.
(17) Control voltage and anti-explosion cable options: Safeguard your system's integrity with our range of tailored solutions. Select from G12-12VDC, ideal for specialized applications demanding the utmost safety and compatibility.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 been a shining beacon of innovation and excellence in the hydraulic industry. As an esteemed subsidiary of the prestigious China Baoan Group (stock code: 000009), we are proud to be recognized as a distinguished national high-tech enterprise. We specialize in the intricate research, development, manufacturing, and distribution of top-tier hydraulic components. Our honored status as a national 'specialized, refined, and innovative' small giant enterprise is a testament to our unwavering dedication to technological progress and superior quality. This steadfast commitment positions us as leaders and pioneers in our industry.
Our flagship product, the enhanced Safety Atex Valve, represents the pinnacle of sophisticated hydraulic system control. Meticulously designed for construction machinery and heavy-duty equipment, this adaptable component is indispensable for high-risk applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are immensely proud of our strategic partnerships with numerous leading domestic manufacturers, significantly contributing to the localization of core hydraulic components for advanced mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our commitment to providing outstanding products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new 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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