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 - Embrace the pinnacle of unwavering excellence with this pump, a true marvel of engineering. It ensures a consistently smooth workflow, transforming your system into a masterpiece of precision. Discover unmatched reliability and empower your machinery to operate with precision and finesse.;
HLPSV: Variable Displacement Pump - Representing the epitome of flexibility and innovation, this pump is designed to meet diverse operational needs. With its forward-thinking capabilities, it offers seamless transitions and superior control, ensuring your system remains at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability to create a resilient operational framework. These meticulously crafted specifications ensure impeccable performance and enhanced dependability, providing a solid foundation for success across all applications.:
2-G3/8; This space-efficient design supports streamlined operations with precision. It excels in compact environments, delivering outstanding performance without any compromise.
3-G1/2; Built for strength and reliability, this component serves as a robust backbone for system endurance. It withstands demanding conditions, offering durability and consistent performance.;
4-G3/4; With advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency, enhancing operational capability.;
5, 55-G1; Delivers exceptional flow rates for high-demand scenarios, ensuring robust performance. Designed to excel, it handles high-pressure challenges with precision and ease.;
6-G1 1/4; Offers unparalleled performance in challenging environments. It surpasses expectations, setting new benchmarks in power and capability for demanding tasks.;
(3) Additional Components and Specifications - Enhance your system with cutting-edge components that redefine operational excellence. These advanced specifications unlock new performance levels, transforming your operations into industry benchmarks.:
C,Standard Type - A trusted foundation, crafted to meet essential operational demands. It provides unwavering support and reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to optimize system efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring harmonious component interaction.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management for extraordinary performance and reliability, delivering exceptional results with every use.;
(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 peak efficiency and performance with our selection of maximum output flows, available in 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously engineered to deliver unparalleled performance and unwavering reliability in every application.
(12) Secondary Pressure Limitation Options: Elevate your operational safety and reliability with our precision-engineered pressure limitation options, calibrated in bar to ensure unmatched peace of mind. Choose 'N' for operations without pressure limiting protection, ideal for straightforward tasks. Select 'C' when synchronized pressure limitation on actuator ports A & B is critical, ensuring unwavering performance. Opt for 'A---B---' for customized, independent control of ports A and B, delivering specialized management. Each option is crafted to uphold the highest standards of system integrity, ensuring your operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational excellence with our customizable options designed for peak performance. For straightforward operations, 'N' offers no function ON/OFF or pressure outlet requirements. For processes demanding enhanced control, 'X' with C type pressure limitation is ideal, while 'S/S1' with AB type pressure limitation offers superior oversight. For precision, select 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is crafted to ensure precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our diverse range of operation modes, each designed for versatility and precision. 'A(1,2)' offers manual operation with long or short handle options, catering to ergonomic needs. 'E' provides advanced electric proportional control, while 'EA(1,2)' combines this with manual control for adaptability. 'D' offers electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Choose 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, aligned or perpendicular, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precisely engineered port size options: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each choice ensures seamless system integration, promising peak performance across diverse systems and operational demands, keeping your system optimized at all times.
(16) End Plate Options: Explore our expertly crafted end plate solutions, designed to meet top standards of functionality and adaptability. 'E1' features external discharge of pilot oil and oil return control port T. 'E2' offers added flexibility with an extra port Y. 'E3' is engineered for advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', featuring innovative internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for challenging system demands, ensuring forefront efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and secure voltage options, including the G12-12VDC, designed for safety and reliability, even in challenging environments. Our specialized solutions are tailored to ensure system 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 been a beacon of innovation in the hydraulic industry, consistently pushing the boundaries of excellence. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, exemplifying our commitment to trailblazing technological innovations and maintaining superior quality standards. Our extensive expertise spans thorough research, state-of-the-art development, precision manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain resolute in our mission to continually enhance our standards of excellence, solidifying our status as industry leaders.
At the forefront of our innovative product range is our flagship creation: the Enhanced Safety Atex Valve. This engineering masterpiece epitomizes cutting-edge hydraulic system control, designed for flawless integration into construction machinery and resilient heavy-duty equipment. Its pivotal role extends to critical applications such as life-saving emergency rescue operations, intricate tunnel engineering projects, ambitious mining endeavors, and the operation of vital municipal service vehicles. Our unwavering commitment to forming strategic partnerships 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, offering unrivaled services, and introducing innovative solutions. Aspiring to be recognized globally as a trusted supplier of premier hydraulic components, we continually aim 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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