Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the zenith of hydraulic innovation, harmoniously integrating pressure, flow, and directional control into one superior, unified system. This unique synthesis ensures unparalleled performance and reliability across diverse applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves fit seamlessly into high-end hydraulic systems, crucial for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights include a compact design, superior energy efficiency, and the capability for stepless speed control. Furthermore, they facilitate the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring steadfast and dependable operation in any environment. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. Although HLPSV valves might exhibit a marginally slower response, they excel in remarkable energy-saving performance, making them the quintessential choice where efficiency reigns supreme. With their cutting-edge engineering and energy-savvy design, HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering an impeccable mix 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 - Discover premium engineering prowess with this pump, which ensures constant, seamless operations and elevates your system to a masterpiece of precision. Experience ultimate reliability, empowering your equipment to perform with exceptional accuracy.;
HLPSV: Variable Displacement Pump - This pump epitomizes versatility and modernity, providing exceptional adaptability to meet diverse operational needs. Its innovative design offers smooth transitions and unmatched control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability to create a solid operational base. Carefully designed for flawless performance, these specifications ensure high dependability, providing a resilient foundation for success in all applications.:
2-G3/8; This design exemplifies compact efficiency, promoting streamlined operations with precision. Expertly created for tight spaces, it ensures superior performance without any trade-offs.
3-G1/2; Built for strength and dependability, this component is the backbone for your system's resilience. It withstands tough conditions, offering steadfast durability and performance.;
4-G3/4; Featuring advanced connectivity, it offers unparalleled control and integration. This sophisticated design enhances system efficiency and boosts overall operational capabilities.;
5, 55-G1; Achieving exceptional flow rates for high-demand scenarios, this component maintains robust, steady performance. Designed with excellence, it effortlessly handles high-pressure challenges with accuracy.;
6-G1 1/4; Delivering remarkable performance, this component excels in challenging environments. Built to exceed expectations, it sets new standards in power and capability, handling demanding tasks with ease.;
(3) Additional Components and Specifications - Enhance your system's potential with state-of-the-art components that redefine operational supremacy. These advanced specifications unlock extraordinary performance, setting the benchmark for operational success.:
C,Standard Type - A solid foundation, meticulously engineered to meet essential operational needs. This component provides unwavering support and unmatched reliability, enabling your system to reach its utmost potential.;
G,Throttle Valve (For HLPSL only) - Enhance system efficiency with precision control. This valve fine-tunes operations for peak effectiveness, ensuring all components work harmoniously for superior results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimize flow management with this valve, achieving outstanding performance and reliability. Surpassing traditional limits, it delivers remarkable results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience unprecedented power with tailored pressure control solutions designed for a variety of applications. These precision-engineered options are crafted to meet your distinct needs, delivering exceptional accuracy and harmonization with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing bespoke solutions expertly integrated with your specific operational demands. Achieve your desired results effortlessly with customizable configurations that ensure precision and ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Maximize your system's control and efficiency: Expertly designed to enhance your system's capabilities, providing unparalleled control and extraordinary effectiveness that transforms your operational performance.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizes the pump when powered, unloads when unpowered; D - Normally closed magnetic ball valve, unloads the pump when powered, pressurizes when unpowered. Precision tuning ensures unmatched system efficiency and adaptability.D/F - Introducing a pioneering, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). An engineering feat crafted with precise accuracy to uphold a designated pressure value, significantly enhancing safety measures and optimizing operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the epitome of adaptability and precision with adjustable settings from 63 to 400 bar levels. This component defines flexibility, seamlessly fulfilling every hydraulic need. The /NF configuration expertly delivers systems without a pressure limiting valve for HLPSV, offering unrivaled pressure control with supreme accuracy for diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to exquisite design, crafted to meet every application, ensuring you receive a product that perfectly aligns with your requirements, delivering consistent exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for seamless integration, ensuring optimal efficiency and flawless operation.
(9)Directional valve block inflow controller options: Select from a comprehensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Choose pre-selectable options, each providing precision and exceptional efficiency, tailored to your needs.
(10) Valve core function symbols: Delve into an extensive selection of core functions: L, M, F, H, J, B, R, O, N, each precisely crafted to meet specific functional demands with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock the full potential of your operations with our maximum output flow rates - 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is engineered for superior performance and steadfast reliability, ensuring your systems operate at peak efficiency.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and precision with our expertly engineered pressure limitation options. These are finely calibrated in bar, providing confidence and security. For straightforward operations, select 'N' with no pressure limiting features. Choose 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring regulated and dependable performance. For specialized and independent port management, 'A---B---' offers distinctive control for ports A and B. Each of these options meets the highest standards of system integrity, securing your operations while enhancing efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operations with our customizable options crafted for excellence. Select 'N' for basic operations, featuring no function ON/OFF requirements. For greater control, 'X' combined with C type pressure limitation is ideal, while 'S/S1' with AB type pressure limitation offers superior oversight. Opt for 'A' for ON/OFF control on side A or 'B' for side B, each ensuring precision and peak operational performance.
(14) Operation Modes: Discover our range of operation modes, each engineered for versatility and precision. 'A(1,2)' offers manual operation with ergonomic handle options. 'E' provides advanced electric proportional control, while 'EA(1,2)' merges this with manual control for enhanced adaptability. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' for manual finesse. Choose 'M' for manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive control and mastery of your system.
(15) Ancillary Block Port Sizes: Enhance your system's adaptability with our precision-engineered port size options. Whether you choose /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each option ensures seamless integration and optimal performance across diverse systems and operational requirements.
(16) End Plate Options: Explore our sophisticated end plate solutions, crafted for top-tier functionality and flexibility. 'E1' offers external discharge for pilot oil and oil return control at port T. 'E2' adds a port Y for expanded capabilities. For elevated performance, 'E3' features a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels during operation, ensuring optimal functionality and reliability.
E4 mirrors 'E1' with cutting-edge internal discharge for pilot oil and a sealed port T, optimizing efficiency. 'E5' combines 'E2' features with internal discharge for superior performance. 'E6' refines 'E3's design for advanced discharge control, ideal for demanding applications, keeping your system at peak efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our reliable and secure voltage options, including the G12-12VDC, specifically designed for safety in demanding environments. Our options ensure stability and performance, offering specialized solutions for any application need.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a shining beacon of innovation and excellence in the hydraulic industry. As a notable subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise. This status reflects our unwavering dedication to advancing technology and maintaining superior quality standards. Our extraordinary skills span comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain committed to elevating our standards of excellence, thus solidifying our leadership position within the industry.
At the core of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, meticulously designed for seamless integration into construction machinery and heavy-duty equipment. Its indispensable functionality is pivotal across various critical applications, including life-saving emergency rescue operations, intricate tunnel engineering projects, ambitious mining endeavors, and the operation of vital municipal service vehicles. Our unwavering commitment to forging strategic alliances with leading domestic manufacturers accelerates 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 devoted to crafting exceptional products, providing unparalleled services, and delivering groundbreaking solutions. With aspirations of gaining global recognition as a trusted supplier of premier hydraulic components, we continually strive to set 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.
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