Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves! These revolutionary engineering marvels represent the pinnacle of hydraulic innovation, seamlessly 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. Additionally, they facilitate the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility tailored 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 - Unlock the Power of Precision: Dive into the crucial codes that form the heart of your system's connectivity, delivering a new standard of operational excellence.
HLPSL: Constant Displacement Pump - The epitome of reliability, this pump assures a steady flow, turning your system into a paragon of precision and excellence. Embrace unmatched dependability and empower your machinery for peak performance.;
HLPSV: Variable Displacement Pump - Embodying flexibility and forward-thinking design, this pump adapts seamlessly to meet varied operational needs. Experience smooth adaptability and superior control, keeping your system at the forefront of innovation.;
(2) Connection Block Ports P & R Specifications - Where precision meets unwavering reliability, crafting a foundation of robust performance. Meticulously designed, these specifications ensure peak dependability and enduring success in every application.:
2-G3/8; Compact and efficient, this design optimizes performance in limited spaces, ensuring precision and streamlined operations without compromise.
3-G1/2; Built for strength, this component is a stalwart of durability and reliability, ready to withstand the most demanding conditions with steadfast endurance.;
4-G3/4; With advanced connectivity, this component offers unparalleled control and integration, enhancing system efficiency for superior operational capabilities.;
5, 55-G1; Designed for high demand, this component guarantees exceptional flow rates and robust performance, efficiently meeting high-pressure challenges with precision.;
6-G1 1/4; Engineered for excellence, this component excels in challenging settings, setting new standards for power, capability, and ease in handling demanding tasks.;
(3) Additional Components and Specifications - Elevate your system with components that redefine excellence. These advanced specifications unlock new performance levels, transforming operations into benchmarks of success.:
C,Standard Type - A foundational pillar, expertly crafted to meet critical operational needs. This component ensures steadfast support and reliability, empowering your system to reach its utmost potential.;
G,Throttle Valve (For HLPSL only) - Elevate your system's efficiency with precision control. This valve fine-tunes for maximum effectiveness, ensuring harmonious operation for optimal performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimize flow management to achieve extraordinary performance and reliability, consistently delivering outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power and precision with custom pressure control solutions, masterfully tailored for diverse applications. Each option is crafted to meet your specific needs, ensuring unmatched accuracy and alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting finely crafted solutions that seamlessly integrate with your unique operational demands. Experience customizable configurations that empower you to effortlessly achieve desired outcomes with absolute precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unprecedented heights: Expertly crafted for superior system performance, offering unmatched control and remarkable effectiveness that revolutionize your operational capabilities.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. Precision tuning delivers unmatched system efficiency and adaptability.D/F - Introducing a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This marvel of engineering is crafted with immaculate precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the ultimate in versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly catering to every hydraulic need. The /NF configuration offers systems without a pressure limiting valve, masterfully designed for HLPSV, delivering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series epitomizes design mastery, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, consistently delivering 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, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an extensive range 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. Discover pre-selectable options, each offering precision and remarkable efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore a comprehensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of hydraulic efficiency with our selection of maximum output flows. Available in 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, each option is crafted to deliver unrivaled performance and steadfast reliability, meeting the dynamic needs of your operation.
(12) Secondary Pressure Limitation Options: Immerse yourself in a world of extraordinary safety and trust with our expertly crafted pressure limitation options. Calibrated precisely in bar, they ensure your peace of mind. Select 'N' for straightforward tasks without pressure limiting protection. Choose 'C' for unified pressure limitation on actuator ports A & B, securing dependable performance. For bespoke and independent management, 'A---B---' is the ideal choice, offering specialized control over ports A and B. Each option is intricately designed to uphold supreme system integrity, ensuring your operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our customizable options designed for peak performance. For basic operations, choose 'N', free from function ON/OFF or pressure outlet needs. For those requiring enhanced control, 'X' with C type pressure limitation is optimal, or opt for 'S/S1' with AB type for superior oversight. For electrical precision, select 'A' for ON/OFF on side A or 'B' for side B. Each option is meticulously crafted to deliver exceptional precision, efficiency, and operational superiority.
(14) Operation Modes: Discover our comprehensive range of operation modes, each offering unparalleled flexibility and precision. 'A(1,2)' caters to your ergonomic preferences with manual operation via long or short handles. 'E' delivers cutting-edge electric proportional control, while 'EA(1,2)' combines it with manual control for maximum adaptability. 'D' offers electric switching value control, enhanced by 'DA(1,2)' for manual augmentation. Opt for 'M' for expert manual friction positioning with a long handle. For solely hydraulic control, 'H' and 'F' present distinct pilot oil port designs, either aligned or perpendicular, ensuring ultimate command of your system.
(15) Ancillary Block Port Sizes: Enhance system adaptability and performance with our expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for flawless system integration. Each option is crafted for unmatched flexibility, delivering superior performance across various systems, ensuring your system's optimal performance.
(16) End Plate Options: Unveil our precision-crafted end plate solutions, each engineered for supreme functionality and versatility. 'E1' establishes the benchmark with external discharge of pilot oil and return control port T. 'E2' enhances capabilities with an extra port Y for greater flexibility. 'E3' is tailored for elevated performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels for enhanced reliability.
E4 replicates 'E1', featuring advanced internal discharge of pilot oil and a sealed port T, optimizing efficiency. 'E5' combines 'E2's robust features with internal discharge for enhanced system performance. 'E6' integrates the refined design of 'E3', offering advanced discharge control for the most demanding requirements, ensuring your system's leading-edge efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including the G12-12VDC, engineered for reliability in challenging environments. Our offerings provide tailored security and solutions for any application, guaranteeing your system's stability and peak performance.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 emerged as a beacon of innovation and unparalleled excellence within the hydraulic industry. As a proud and distinguished subsidiary of the illustrious China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, reflecting our steadfast dedication to pioneering technological advancements and maintaining superior quality standards. Our exceptional expertise spans across comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of elite hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain committed to perpetually elevating our standards of excellence, continually reinforcing our leading position in the industry.
At the heart of our innovative product offerings lies our flagship marvel: the Enhanced Safety Atex Valve. This state-of-the-art creation epitomizes modern hydraulic system control, engineered for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functionality supports crucial applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for premium mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to producing exceptional products, delivering unmatched services, and providing groundbreaking solutions. With an aspiration to be globally recognized 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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