Introducing the groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves-the epitome of hydraulic excellence! These revolutionary engineering marvels seamlessly blend pressure, flow, and directional control into a singular, harmonious masterpiece, ensuring unparalleled performance and reliability across a multitude of applications. Meticulously crafted from three essential functional modules-connecting blocks, directional valves, and end plates-these valves are designed for flawless integration into high-end hydraulic systems, indispensable for top-tier engineering machinery. They expertly govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key highlights include a compact structure, superior energy efficiency, and the capability for stepless speed control. Additionally, these valves empower multiple actuators to operate simultaneously under varying loads, delivering unrivaled performance and versatility for any application.
The HLPSL valves are expertly designed for constant displacement pump systems, ensuring steadfast and reliable operation in every setting. Conversely, the HLPSV valves are masterfully engineered for variable pump systems. While exhibiting a slightly slower response time, HLPSV valves excel in delivering exceptional energy-saving performance, positioning them as the ultimate choice where efficiency is paramount. With cutting-edge engineering and energy-efficient design, HLPSV valves are the premier solution for advanced hydraulic control requirements, offering an impeccable 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 cornerstone of unwavering reliability, delivering persistent and steady performance to guarantee seamless and effective operations across your entire system.;
HLPSV: Variable Displacement Pump - A model of flexibility and versatility, offering exceptional adaptability to meet a broad array of operational needs.;
(2) Connection Block Ports P & R Specifications - Where precision intertwines with reliability, establishing a dependable operational framework::
2-G3/8; Expertly crafted for compact efficiency, designed to facilitate streamlined and uninterrupted operational flows.
3-G1/2; Built for robustness and durability, offering a sturdy foundation for maintaining your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, providing superior control and enhanced system integration.;
5, 55-G1; Equipped with superior flow rates, perfect for high-demand applications, ensuring consistent and dependable performance.;
6-G1 1/4; Delivering unmatched performance, precisely engineered to excel in challenging environments and overcome obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to extraordinary heights::
C,Standard Type - A solid and dependable foundation, meticulously engineered to satisfy essential operational requirements.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, boosting the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, delivering unparalleled performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Presenting 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); Offering customized solutions to seamlessly fulfill your unique operational demands.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Boosting 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 with our precision-engineered pressure limiting valve designed for secondary pressure (F50). This state-of-the-art feature guarantees advanced safety protocols, significantly enhancing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unparalleled versatility and precision with adjustable pressure settings spanning 63 to 400 bar. This component epitomizes adaptability, fully accommodating diverse hydraulic requirements. For flawless configurations, /NF indicates no pressure limiting valve, tailored meticulously for HLPSV, ensuring impeccable pressure management across a wide array of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering marvel, expertly crafted to meet diverse applications, providing you with a product that aligns seamlessly with your precise 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, engineered with precision for seamless integration and operation.
(9)Directional valve block inflow controller options: Explore a wide selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, crafted for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to fulfill specific functional requirements.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to provide superior performance and reliability.
(12) Secondary pressure limitation options: Choose from: 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.
(13) Function ON/OFF and pressure outlet options: Tailor 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 option meticulously engineered for precise control and functionality.
(14) Operation modes: Choose from a diverse range of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a fusion 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, all meticulously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Immerse yourself in the precision of our thoughtfully designed port size options, crafted for perfect adaptability and seamless integration. Choose from our meticulously engineered selections - /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option is a testament to flexibility, skillfully tailored to meet and exceed your specific requirements.
(16) End plate options: Delve into our superior assortment of meticulously tailored end plate solutions. E1 offers the classic standard with an external discharge of pilot oil and an external oil return control port T. E2 enhances E1's capabilities by adding an extra port Y. Discover the groundbreaking E3, equipped with a 2-position 3-way magnetic ball valve, elevating your system's pressure to safety valve levels upon activation, ensuring unparalleled performance.
E4, echoing the design of E1, distinguishes itself by featuring an internal discharge of pilot oil with a sealed port T. E5 mirrors the enhancements of E2 with the added benefit of an internal discharge feature. Unearth the elegance of E6, paralleling the sophisticated design of E3, with each variant guaranteeing superior discharge control for optimal system efficiency.
(17) Control voltage and anti-explosion cable options: Prioritize your system's safety and dependability with our tailored voltage and cable solutions. Choose from G12-12VDC, ideal for specialized applications requiring robust 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 beacon of transformative innovation and unrivaled excellence in the hydraulic industry. As a prestigious subsidiary of the illustrious China Baoan Group (stock code: 000009), we are recognized as a distinguished national high-tech enterprise. Our core competence lies in the meticulous research, development, manufacturing, and sales of elite hydraulic components. Our prestigious designation as a national 'specialized, refined, and innovative' small giant enterprise highlights our unwavering commitment to technological advancement and superior quality. This relentless dedication firmly establishes us as leaders in our industry.
Our flagship creation, the enhanced Safety Atex Valve, represents the zenith of advanced hydraulic system control technology. Designed with precision for construction machinery and heavy-duty equipment, it is indispensable in high-stakes scenarios like emergency rescue, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing a crucial role in localizing core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are resolute in our commitment to providing exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence on the international 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.
){kind=link}