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 - The cornerstone of unwavering excellence, this pump is meticulously engineered to ensure a consistent and fluid workflow. Transform your system into a finely-tuned marvel of engineering, and experience unparalleled dependability, empowering your machinery to operate with unmatched precision and reliability.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump is crafted to offer extraordinary adaptability across diverse operational requirements. Its forward-thinking design enables seamless transitions and superior control, ensuring your system remains at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in crafting a robust operational framework. These specifications, made with meticulous attention to detail, guarantee impeccable performance and elevated dependability across all applications, establishing an unshakeable foundation for your success.:
2-G3/8; Compact and proficient by design, this component supports streamlined operational efficiencies with remarkable precision. Meticulously crafted for space-constrained environments, it delivers outstanding performance without compromise.
3-G1/2; This component is engineered for strength and reliability, forming a formidable backbone for your system's endurance. Built to withstand demanding conditions, it offers unwavering durability and exemplary performance.;
4-G3/4; Featuring advanced connectivity, this component ensures unmatched control and seamless integration. Its sophisticated design elevates system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component guarantees consistent, robust performance. Designed for excellence, it easily addresses high-pressure challenges with precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in the most challenging environments. Engineered to surpass expectations, it sets new benchmarks in power and capability, effortlessly handling demanding tasks.;
(3) Additional Components and Specifications - Elevate your system capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new levels of performance, transforming your operations into a benchmark of success.:
C,Standard Type - A trusted foundation, meticulously crafted to meet essential operational demands. This component provides unwavering support and unmatched reliability, empowering your system to achieve its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works harmoniously for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Unlock superior flow management performance with our valve, engineered to surpass traditional standards. It drives unparalleled reliability, ensuring exceptional outcomes consistently.;
(4) Pilot Oil Circuit Pressure Options - Experience extraordinary power with bespoke pressure control solutions. Customized for a multitude of applications, these options provide precise accuracy and align seamlessly with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Tailored solutions that integrate effortlessly with your operational needs, offering flexibility and precision to achieve your desired results with ease.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Achieve new levels of system efficiency and control. Designed for superior performance, it offers exceptional control and effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered; D - Normally closed magnetic ball valve, deactivating the pump when powered. Precision-focused tuning enhances system efficiency and adaptability.D/F - Introducing an advanced pressure limiting valve for secondary pressure (F50). This precision-engineered component maintains specific pressure values, enhancing safety measures and optimizing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unmatched versatility with adjustable settings from 63 to 400 bar. This component embodies adaptability, addressing every hydraulic need with precision. The /NF configuration offers systems without a pressure limiting valve for HLPSV, delivering superior pressure control for various applications.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series showcases a design masterclass, meeting every application requirement with finesse, delivering consistently outstanding performance tailored to your needs.
(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 perfect integration, ensuring peak efficiency.
(9)Directional valve block inflow controller options: Explore a comprehensive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, suited for the N 3/3-way valve; 5, enhanced inflow controller. Each option offers precision and outstanding efficiency, tailored to your specific requirements.
(10) Valve core function symbols: Discover an extensive range of meticulously crafted core function symbols: L, M, F, H, J, B, R, O, N. Each is engineered with precision to deliver unparalleled reliability and meet specific functional demands with excellence.
(11) Output flow code for ports A & B: Elevate your system's efficiency with our maximum output flow options: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each is carefully designed to ensure supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and reliability with our expertly calibrated pressure limitation options in bar. Choose 'N' for operations without pressure limiting protection for straightforward tasks. Opt for 'C' to ensure simultaneous pressure limitation on actuator ports A & B, maintaining consistent performance. For specialized management, select 'A---B---' for independent control of ports A and B. Each option maintains the highest system integrity standards, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with customizable options designed for peak performance. Select 'N' for operations with no function ON/OFF or pressure outlet requirements. For processes requiring superior control, 'X' with C type or 'S/S1' with AB type pressure limitations are ideal. Achieve electrical precision with 'A' for ON/OFF on side A or 'B' for side B. Each option is crafted to ensure optimal precision, efficiency, and operational excellence.
(14) Operation Modes: Delve into our varied operation modes, each crafted for superior versatility and precision. 'A(1,2)' provides manual operation with ergonomic handle options. 'E' offers advanced electric proportional control, while 'EA(1,2)' combines this with manual adaptability. 'D' delivers electric switching value control, with 'DA(1,2)' adding manual enhancements. Opt for 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precision-engineered port size options: /2 G3/8, /3 G1/2, /4 G3/4, /5 G1. Each is designed for seamless system integration, delivering peak performance across diverse operational demands.
(16) End Plate Options: Explore our expertly designed end plate solutions, crafted for top-tier functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' extends capabilities with an additional port Y for added flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels, ensuring superior performance and reliability.
E4 mirrors 'E1' with cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2' features with internal discharge for enhanced system performance. 'E6' encapsulates 'E3' sophistication with advanced discharge control, ideal for the most demanding system requirements.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from robust voltage options, including G12-12VDC, designed for safety and reliability in challenging environments. Our solutions offer specialized security, ensuring your system's stability and performance remain 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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