Introducing our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a testament to cutting-edge hydraulic innovation. These engineering marvels seamlessly amalgamate pressure, flow, and directional control, offering supreme performance and reliability across diverse applications. Constructed with precision, the valves include three essential functional modules: connecting blocks, directional valves, and end plates, all meticulously designed for flawless incorporation into elite hydraulic systems. These elements are crucial for advancing engineering machinery, ensuring precise management of hydraulic cylinders, motors, and actuators' movement and speed. Distinctive features such as a compact structure, remarkable energy efficiency, and the capability for stepless speed control distinguish these valves. Additionally, they empower multiple actuators to function simultaneously under various loads, ensuring extraordinary performance and versatility, catering to a wide range of applications.
The HLPSL valves are crafted with excellence for constant displacement pump systems, ensuring unwavering performance in any condition. On the other hand, the HLPSV valves are skillfully engineered for variable pump systems. Although HLPSV valves may exhibit a slightly slower response, their outstanding energy-saving capabilities truly shine, making them the ultimate choice for efficiency-centric scenarios. The avant-garde design and energy-efficient nature of HLPSV valves make them the top-tier solution for sophisticated hydraulic control requirements, delivering 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 epitome of unwavering reliability, ensuring consistent and efficient operations throughout your hydraulic system. Delivering flawless performance, this pump is the backbone of seamless operations, guaranteeing that your operations run smoothly and efficiently.;
HLPSV: Variable Displacement Pump - A master class in adaptability and versatility, offering remarkable flexibility to suit diverse operational needs. Designed to embrace shifting demands, it provides smooth transitions and unparalleled control, making it a perfect choice for dynamic applications.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, forging a dependable operational framework. Expertly crafted for flawless performance, it consistently enhances reliability across all applications.:
2-G3/8; Designed for compact efficiency, supporting streamlined operational flows. Meticulously engineered for precision, it ensures optimal performance even in the most confined spaces.
3-G1/2; Built for strength and reliability, offering a robust foundation for your system's integrity. Engineered to endure, it delivers steadfast durability under the most challenging conditions.;
4-G3/4; Boasting advanced connectivity, it provides superior control and optimal system integration. Merging sophistication with efficiency, it elevates your system's operational excellence.;
5, 55-G1; With exceptional flow rates, it's ideal for high-demand applications, ensuring consistent and reliable performance. Designed for superior performance, it conquers high-pressure challenges effortlessly.;
6-G1 1/4; Delivering unparalleled performance, expertly crafted to excel in demanding environments and tackle challenges with ease. Setting new standards in power and performance.;
(3) Additional Components and Specifications - Elevating system capabilities to new heights: Unlock the full potential of your operations with advanced components that set a new benchmark for excellence.:
C,Standard Type - A solid and reliable foundation, meticulously crafted to fulfill essential operational requirements. Delivering unmatched reliability and steadfast support to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, boosting the overall efficiency of your system. Fine-tunes your operations for maximum effectiveness and performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, delivering outstanding performance and reliability. Surpassing conventional limits, it achieves extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Elevate your hydraulic systems with bespoke pressure control solutions designed for a multitude of applications. Our offerings are precisely tailored to meet your specific requirements, delivering precision control that seamlessly aligns with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience tailored solutions crafted meticulously to meet your unique operational demands. With customizable configurations, effortlessly achieve your desired outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Revolutionize your hydraulic system's efficiency and control. Our valve is engineered to enhance performance, offering unparalleled control and superior effectiveness.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; Delivering precision tuning for unmatched system efficiency.D/F - Introducing an exceptional, precisely engineered pressure limiting valve for secondary pressure (F50). This marvel is crafted with extraordinary precision to maintain a specific pressure value, enhancing advanced safety and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover ultimate versatility and precision with adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This component stands as a paragon of adaptability, meeting every hydraulic need with refined precision. The /NF configuration provides systems without a pressure limiting valve, expertly designed for HLPSV, ensuring peerless pressure control across diverse applications.
(7) Product Series Classification - Embodying the Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterful design, thoughtfully devised to address every application, ensuring you receive a product that seamlessly 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; Featuring ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless and seamless integration.
(9)Directional valve block inflow controller options: Select from a comprehensive spectrum of 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 ensuring precision and exceptional efficiency.
(10) Valve core function symbols: Delve into an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to fulfill specific functional needs.
(11) Output flow code for ports A & B: Reach 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 reliability.
(12) Secondary pressure limitation options: Indulge in superior safety with our diverse selections: N, offering no pressure limiting protection for unhindered flow; C, enabling synchronized pressure limitation of actuator ports A & B for balanced operation; A---B---, facilitating tailored, independent pressure limitation for each port. Each option is meticulously calibrated in bar, ensuring your system's safety is never compromised.
(13) Function ON/OFF and pressure outlet options: Customize your hydraulic control experience with precision. Choose from: N, offering a streamlined setup without function ON/OFF or pressure outlet; X, featuring C type pressure limitation for added control; S/S1, providing AB type pressure limitation to suit various applications; A, delivering electrical ON/OFF capabilities on side A; B, ensuring electrical ON/OFF functionality on side B. Our options are engineered to provide precise control and enhanced operational functionality.
(14) Operation modes: Experience a spectrum of control possibilities tailored to your needs: A(1,2), featuring manual operation with a choice of long or short handle for customized handling; E, for advanced electric proportional control; EA(1,2), blending electric proportional control with manual operation for versatile functionality; D, offering electric switching value control; DA(1,2), which combines electric switching value control with manual operation for comprehensive management; M, allowing manual friction positioning with a long handle; H, providing pure hydraulic control with pilot oil ports aligned with oil ports A and B; F, delivering pure hydraulic control with perpendicular pilot oil ports, all meticulously designed for precise and reliable control.
(15) Ancillary block port sizes: Redefine versatility with our expertly engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each size is crafted to facilitate seamless adaptability and flawless integration across various systems, ensuring maximum efficiency and performance.
(16) End plate options: Explore our sophisticated array of end plate solutions, meticulously engineered for optimal performance: E1, the standard option, ensures external discharge of pilot oil and external oil return control via port T. E2 offers enhanced flexibility with additional port Y, building on E1's robust design. E3 features a 2-position, 3-way magnetic ball valve, which when activated, elevates system pressure to safety valve levels, guaranteeing peak performance.
E4 echoes the innovation of E1 by incorporating internal pilot oil discharge with a sealed port T, boosting efficiency. E5 mirrors E2's robust features with an internal discharge for consistent performance. E6 replicates E3's sophisticated design, providing advanced discharge control to meet even the most intricate system requirements.
(17) Control voltage and anti-explosion cable options: Opt for security and compatibility with our range, including G12-12VDC, crafted for reliability in demanding applications. Our diverse options are designed to deliver specialized solutions while ensuring safety and dependability.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has stood as a beacon of innovation and excellence within the hydraulic industry. Proudly operating as a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), our company is celebrated as a national high-tech enterprise, showcasing our dedication to technological advancement and superior quality. Our unparalleled expertise spans across the rigorous research, development, manufacturing, and sales of premium hydraulic components. Recognized as a national 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to excellence, solidifying our position as leaders in the field.
Our flagship creation, the enhanced Safety Atex Valve, represents the pinnacle of cutting-edge hydraulic system control. This expertly crafted component is designed for use in construction machinery and heavy-duty equipment, playing a vital role in critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take great pride in our strategic alliances with leading domestic manufacturers, significantly advancing 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 are steadfast in our pursuit of delivering exceptional products, services, and solutions. Our mission is to emerge as a globally trusted supplier of premier hydraulic components, continually 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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