Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations represent the pinnacle of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into a singular, harmonious masterpiece. This guarantees unparalleled performance and reliability in every application. Typically composed of three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously crafted for integration into high-end hydraulic systems, crucial for top-tier engineering machinery. They precisely govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Key highlights encompass a compact structure, superior energy efficiency, and the capability for stepless speed control. Beyond this, they empower multiple actuators to operate simultaneously under varying loads, delivering unrivaled performance and versatility for any application.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast and reliable operation in every setting. On the other hand, the HLPSV valves are masterfully engineered for variable pump systems. While HLPSV valves may exhibit a slightly slower response time, they excel in delivering exceptional 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 - This is the cornerstone of dependability, consistently delivering unwavering performance to ensure that your system operates smoothly and efficiently.;
HLPSV: Variable Displacement Pump - Exemplifying the art of adaptability and versatility, this pump offers exceptional flexibility to meet a diverse array of operational needs.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, establishing a trustworthy operational framework::
2-G3/8; Expertly crafted for compact efficiency, ensuring a streamlined and seamless operational flow.
3-G1/2; Designed for strength and dependability, providing a robust foundation for your system's integrity.;
4-G3/4; Boasting advanced connectivity, this offers superior control and elevated system integration.;
5, 55-G1; Engineered for superior flow rates, suitable for high-demand applications, ensuring reliable and consistent performance.;
6-G1 1/4; Delivering performance excellence, expertly crafted to excel in rigorous environments and effortlessly tackle challenges.;
(3) Additional Components and Specifications - Enhancing your system's capabilities to extraordinary heights::
C,Standard Type - A dependable and trusted foundation, meticulously engineered to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, significantly boosting your system's overall efficiency.;
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 - Providing customized pressure control solutions for varied applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering tailored solutions to flawlessly meet your specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Amplifying efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing the pump upon power and unloading it when power is off; D - Normally closed magnetic ball valve, unloading the pump upon power and energizing it when power is off;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, meticulously designed for secondary pressure (F50). This state-of-the-art feature ensures the highest levels of advanced safety protocols, significantly enhancing your operational security and reliability with unmatched precision.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unrivaled versatility and precision with our adjustable pressure settings ranging from 63 to 400 bar. This component stands as a testament to adaptability, meeting diverse hydraulic requirements. For seamless configurations, /NF signifies no pressure limiting valve, meticulously tailored for HLPSV, ensuring flawless pressure management across a broad spectrum 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, precisely crafted to cater to diverse applications, providing you with a product perfectly aligned with your exact 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, crafted with precision for seamless integration and flawless operation.
(9)Directional valve block inflow controller options: Choose from an exquisite array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and outstanding efficiency.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each carefully engineered to fulfill specific functional requirements with precision.
(11) Output flow code for ports A & B: Maximize efficiency with our peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to ensure superior performance and reliability.
(12) Secondary pressure limitation options: Select 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 meticulously measured in bar, ensuring uncompromised system safety.
(13) Function ON/OFF and pressure outlet options: Customize 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 array 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: Discover our meticulously designed options crafted for supreme adaptability and seamless integration. Choose from our expertly engineered selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option offers unparalleled flexibility to perfectly meet your requirements.
(16) End plate options: Explore our exceptional range of finely tailored end plate solutions. E1 offers the standard option with an external discharge of pilot oil and an external oil return control port T. E2 is similar to E1 but enhanced with an additional port Y. Experience the 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, ensuring superior performance.
E4, designed similarly to E1, distinguishes itself with an internal discharge of pilot oil and a sealed port T. E5 mirrors the capabilities of E2 with an internal discharge feature. Discover the sophistication of E6, reflecting the advanced design of E3. Each variant promises enhanced discharge control for optimal system performance.
(17) Control voltage and anti-explosion cable options: Ensure your system's safety and reliability with our spectrum of tailored solutions. Choose from G12-12VDC, ideal for specialized applications demanding unparalleled 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 innovation and excellence in the hydraulic industry. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a distinguished national high-tech enterprise, illuminating the industry with our cutting-edge advancements. Our expertise lies in the meticulous research, development, manufacturing, and sale of premium hydraulic components, carving a niche as leaders in innovation. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field, establishing new standards of excellence and reliability.
Our enhanced Safety Atex Valve, the flagship product, epitomizes the pinnacle of advanced hydraulic system control. Expertly engineered for a diverse range of uses, including construction machinery and heavy-duty equipment, this versatile component is crucial for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers. This synergy plays a pivotal role in localizing 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 are resolute 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 benchmarks of excellence worldwide and redefining industry standards through innovation and integrity.
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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