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 - Decode the key to superior system integration with our essential codes. These are the backbone to achieving seamless connectivity and unrivaled performance in your hydraulic operations.
HLPSL: Constant Displacement Pump - A marvel of engineering excellence, this pump ensures a continuous and dependable workflow, converting your system into a masterpiece of precision. Witness unmatched reliability and empower your machinery with precision that sets industry standards.;
HLPSV: Variable Displacement Pump - Embrace innovation with this adaptable pump that meets diverse operational needs. Its advanced design promotes smooth transitions and enhanced control, keeping your system at the forefront of technological prowess.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in this operational blueprint. Crafted with exceptional detail, these specs ensure stellar performance and dependability, providing an unyielding platform for operational success.:
2-G3/8; Designed with compact efficiency, this component enhances operational precision in confined spaces, promising exceptional performance without compromise.
3-G1/2; Engineered for resilience, this component is the backbone of durability, built to withstand rigorous conditions and deliver consistent performance.;
4-G3/4; Experience advanced connectivity with this component's sophisticated design, boosting system efficiency and operational elegance.;
5, 55-G1; Designed for optimal flow rates in demanding scenarios, this component ensures robust, consistent performance, tackling high-pressure challenges effortlessly.;
6-G1 1/4; Proving extraordinary performance, this component excels in demanding environments, setting new benchmarks in power and capability.;
(3) Additional Components and Specifications - Enhance your system's capabilities with our advanced components, setting new standards for operational excellence and performance.:
C,Standard Type - A bedrock of reliability, this component meets essential demands, ensuring your system reaches its full potential with unwavering support.;
G,Throttle Valve (For HLPSL only) - Achieve control precision to enhance efficiency, ensuring every component works in harmony for peak performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, delivering exceptional performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide 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 custom-engineered solutions that harmoniously integrate with your unique operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to new heights: Expertly crafted to boost your system's performance, offering unmatched control and extraordinary effectiveness that revolutionizes 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 that provides unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently 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 exhaustive array 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 exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output Flow Code for Ports A & B: Unlock the pinnacle of hydraulic performance with our leading output flow codes, designed for maximum efficiency and reliability. Choose from our diverse range: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is engineered for supreme performance, ensuring your system operates with unwavering dependability and precision.
(12) Secondary Pressure Limitation Options: Enhance your operational safety and consistency with our pressure limitation choices, finely tuned in bar for your assurance. Opt for 'N' for tasks that don't require pressure limiting protection. Select 'C' for comprehensive pressure control on actuator ports A & B, ensuring consistent and reliable performance. For bespoke management, 'A---B---' allows independent control of both ports A and B. Each option is crafted to the highest standards of system integrity, keeping your operations secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational control with our varied options. Choose 'N' for basic operations without ON/OFF or pressure outlet needs. For enhanced oversight, 'X' combined with C type pressure limitation or 'S/S1' with AB type limitation offers superior control. Opt for electrical precision with 'A' for ON/OFF on side A or 'B' for side B. Each choice is crafted to ensure your operation runs with maximum precision, efficiency, and excellence.
(14) Operation Modes: Discover unmatched versatility with our operation modes. 'A(1,2)' provides manual control with a customizable handle length for ergonomic comfort. 'E' offers advanced electric proportional control, while 'EA(1,2)' integrates manual functionality. 'D' presents electric switching control, enhanced with 'DA(1,2)' for manual flexibility. 'M' delivers expert manual friction positioning with a long handle. For hydraulic precision, 'H' and 'F' offer unique pilot oil port designs, ensuring mastery over your control systems.
(15) Ancillary Block Port Sizes: Experience supreme adaptability with our port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration into your system. Each selection is crafted for optimum performance, addressing diverse system demands and maintaining peak functionality.
(16) End Plate Options: Access our superior end plate solutions, crafted for peak functionality and adaptability. 'E1' sets a standard with external pilot oil discharge and oil return control port T. 'E2' offers additional flexibility with an extra port Y. 'E3' is engineered for superior performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels. Ensure reliability and advanced functionality with our expertly crafted options.
E4 replicates 'E1' with an innovative internal pilot oil discharge and a sealed port T, optimizing efficiency. 'E5' merges 'E2' features with internal discharge for enhanced performance. 'E6' embodies 'E3's sophistication, offering advanced discharge control, perfect for demanding system needs, ensuring top-tier efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, such as the G12-12VDC, designed for reliability in challenging conditions. Our range offers tailored solutions for stability and performance, ensuring your system remains uncompromised.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 illuminated the hydraulic industry with its relentless pursuit of groundbreaking innovation and unparalleled excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered across the nation as a 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to continuously elevate our standards of excellence, further cementing our position as leaders in the industry.
At the heart of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering represents state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality extends across vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers expedites the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are devoted to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With an ambition to be recognized globally 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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