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 - Elevate your system's reliability with this vital component. It ensures a seamless, uninterrupted workflow, transforming your machinery into a pinnacle of engineering excellence. Trust in its consistent performance to empower precision-driven operations.;
HLPSV: Variable Displacement Pump - The epitome of versatility, this pump adapts effortlessly to a multitude of operational needs. Its innovative design facilitates smooth transitions and unparalleled control, keeping your system at the forefront of technological advancement.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability, forging an invincible base for your operations. With meticulous craftsmanship, these specifications ensure optimal performance, establishing a steadfast cornerstone for your success.:
2-G3/8; This design epitomizes efficient compactness, optimizing operational effectiveness with acute precision. Perfectly crafted for confined spaces, it guarantees exceptional performance without any compromise.
3-G1/2; Designed to be the stalwart of your system, this component provides robust support through its enduring strength. It withstands rigorous conditions, offering unwavering reliability and performance.;
4-G3/4; With cutting-edge connectivity, this component delivers superior integration and control. Its refined design enhances system efficiency, providing a sophisticated boost to overall operational capability.;
5, 55-G1; Ideal for high-demand environments, this component ensures robust, consistent performance with exceptional flow rates. Excelling in high-pressure scenarios, it tackles challenges with precision and ease.;
6-G1 1/4; Exemplifying superior performance, this component is engineered to thrive in demanding environments. It surpasses expectations, setting new standards in power and capability while effortlessly managing challenging tasks.;
(3) Additional Components and Specifications - Revolutionize your operations with cutting-edge components that set new standards for excellence. These enhanced specifications unlock unprecedented performance, transforming your system into a paragon of success.:
C,Standard Type - Serving as a reliable foundation, this component is expertly crafted to meet essential operational needs. It provides unwavering support, ensuring your system operates at its peak potential.;
G,Throttle Valve (For HLPSL only) - Attain precision control to maximize system efficiency. This valve optimizes operations, ensuring each component harmoniously collaborates for superior results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Master flow management with this valve, delivering extraordinary reliability and performance. Surpassing the conventional, it ensures exceptional results consistently.;
(4) Pilot Oil Circuit Pressure Options - Experience unrivaled potential with our bespoke pressure control solutions, meticulously designed for a spectrum of applications. Each option, crafted with the utmost precision, ensures superior accuracy and synchronization with your strategic goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting our custom-engineered solutions that seamlessly align with your exclusive operational demands. Benefit from configurations that empower you to reach your desired achievements effortlessly and with exactitude.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's capability and precision: Masterfully engineered to elevate performance, providing unmatched precision and unparalleled efficiency that transforms your operational prowess.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 adjustments that ensure exceptional system efficiency and flexibility.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel, crafted with superb precision, upholds a specific pressure value, dramatically enhancing safety features and optimizing operational security and resilience to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the supreme versatility and precision with adjustable settings spanning 63 to 400 bar levels. This component embodies adaptability, meticulously meeting every hydraulic necessity. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unprecedented pressure control for a multitude of applications with impeccable accuracy.
(7) Product Series Classification - The Epitome of Engineering Expertise:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to exceptional design, artfully constructed to meet every application, ensuring you obtain a product that perfectly corresponds with your exact requirements, offering consistently outstanding 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, carefully engineered for flawless and seamless integration, ensuring peak efficiency.
(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, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each offering precision and superior efficiency, customized to your exact needs.
(10) Valve core function symbols: Delve into a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unparalleled precision and dependability.
(11) Output Flow Code for Ports A & B: Experience the pinnacle of efficiency and reliability with our meticulously curated range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for optimal performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and reliability with precisely engineered pressure limitation options, calibrated in bar for peace of mind. Select 'N' for tasks without pressure limiting, 'C' for crucial simultaneous limitation on actuator ports A & B, or 'A---B---' for specialized, independent control. Each option is crafted to uphold maximum system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance operational excellence with customizable options for peak performance. For straightforward operations, choose 'N'. For demanding processes requiring enhanced control, select 'X' with C type pressure limitation or 'S/S1' with AB type for superior oversight. For electrical precision, opt for 'A' for ON/OFF on side A or 'B' for side B. Each option ensures utmost precision, efficiency, and excellence.
(14) Operation Modes: Discover our diverse operation modes, each offering unmatched versatility and precision. 'A(1,2)' provides manual operation with long or short handle options for ergonomic needs. 'E' offers advanced electric proportional control; 'EA(1,2)' combines manual operation for adaptability. 'D' provides electric switching control, with 'DA(1,2)' for manual enhancements. Choose 'M' for expert manual friction positioning. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs for comprehensive control.
(15) Ancillary Block Port Sizes: Elevate performance with our engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, /5 G1 for seamless integration. Each choice provides unmatched adaptability, ensuring peak performance across varying systems and demands, keeping your system at its best.
(16) End Plate Options: Discover our expertly crafted end plate solutions designed for high standards of functionality and adaptability. 'E1' offers external discharge of pilot oil and port T control. 'E2' adds flexibility with another port Y. 'E3' is engineered with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for superior performance and reliability.
E4 mirrors 'E1', featuring internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2' features with internal discharge for superior performance. 'E6' integrates 'E3's sophisticated design, offering advanced discharge control for demanding requirements, ensuring optimal efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from secure voltage options like G12-12VDC, designed for safety in challenging environments. Our solutions ensure system stability and performance for any application, tailored to meet your needs without compromise.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 beacon of innovation and excellence in the hydraulic industry. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly hold the honor of being a national high-tech enterprise. Our company exemplifies an unwavering commitment to technological advancement and superior quality standards. We excel in comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are dedicated to perpetually enhancing our excellence, fortifying our leadership position in the industry.
At the forefront of our innovative product lineup is the flagship creation: the Enhanced Safety Atex Valve. This engineering marvel represents the pinnacle of hydraulic system control, expertly designed for flawless integration in construction machinery and robust heavy-duty equipment. Its significant functionality is vital across key applications, including life-saving emergency rescue missions, intricate tunnel engineering projects, ambitious mining operations, and the operation of essential municipal service vehicles. Our steadfast dedication to forming 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 committed to delivering exceptional products, unmatched services, and innovative solutions. With a vision to be globally recognized as a trusted supplier of premier hydraulic components, we relentlessly strive to set new standards 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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