Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool spool valves. represent the pinnacle of hydraulic technology, achieving an exquisite balance of pressure, flow, and directional control in a single, unparalleled system. This unique synthesis ensures top-tier performance and reliability across diverse applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precisely engineered valves integrate effortlessly into high-end hydraulic systems, indispensable for elite engineering machinery. They expertly oversee the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key highlights include a compact design, exceptional energy efficiency, and the capability for seamless speed control. Moreover, they allow the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility across numerous applications.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring steadfast and dependable performance in any environment. On the other hand, the HLPSV valves are ingeniously tailored for variable pump systems. Despite having a slightly slower response time, HLPSV valves excel in remarkable energy-saving performance, making them the ultimate choice where efficiency is paramount. Their state-of-the-art engineering and energy-efficient design make HLPSV valves the premier solution for advanced hydraulic control, offering a flawless combination 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 - This pump represents the pinnacle of dependable performance, consistently ensuring a seamless and efficient workflow. It transforms your system into a marvel of engineering precision. Experience unmatched reliability and enable your machinery to function with extraordinary precision.;
HLPSV: Variable Displacement Pump - A marvel of adaptability and cutting-edge design, this pump provides remarkable flexibility to meet a wide range of operational needs. Its innovative design enables smooth transitions and superior control, ensuring your system remains at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability to create a strong operational framework. These specifications are crafted with meticulous detail to ensure perfect performance and enhanced dependability, providing a solid foundation for success across all applications.:
2-G3/8; This design epitomizes compact efficiency, enhancing streamlined operations with precision. Expertly crafted to thrive in tight spaces, it delivers exceptional performance without compromise.
3-G1/2; Engineered for robustness and reliability, this component is the backbone of your system's durability. Designed to withstand challenging conditions, it offers consistent durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design enhances system efficiency, boosting overall operational prowess with grace.;
5, 55-G1; Delivering exceptional flow rates for high-demand settings, this component guarantees robust and consistent performance. Crafted for excellence, it handles high-pressure challenges effortlessly.;
6-G1 1/4; Offering impressive performance, this component excels in tough environments. Engineered to exceed expectations, it sets new standards in power and capability, tackling demanding tasks with ease.;
(3) Additional Components and Specifications - Enhance your system capabilities with advanced components that redefine operational excellence. These cutting-edge specifications unlock new levels of performance, turning your operations into a benchmark of success.:
C,Standard Type - A reliable foundation, meticulously crafted to meet essential operational requirements. This component provides unwavering support and unmatched reliability, enabling your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precise control to enhance system efficiency. This valve fine-tunes operations for peak effectiveness, ensuring every component harmonizes for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, pushing the boundaries of performance and reliability. It consistently delivers extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Experience the ultimate in power optimization with bespoke pressure control solutions crafted for varied applications. Designed with meticulous precision to cater to your unique demands, these options provide unparalleled accuracy, ensuring perfect alignment with your operational targets.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing tailor-made solutions that seamlessly integrate into your specific operational requirements. Enjoy flexible configurations that allow you to achieve your desired results with effortless precision and accuracy.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control: Exquisitely designed to enhance your system's performance, providing superior control and extraordinary effectiveness, revolutionizing your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizes the pump when powered, unloads it when unpowered; D - Normally closed magnetic ball valve, unloads the pump when powered, pressurizes it when unpowered. Precision tuning ensures unmatched system efficiency and adaptability.D/F - Presenting a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a specifically designated pressure level, significantly enhancing safety measures and optimizing operational security and reliability to exceptional standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the height of versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unparalleled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, expertly crafted to meet every application requirement, ensuring you receive a product that perfectly aligns with your specific needs, 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, precisely engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specialized for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and outstanding efficiency, tailored to your specific needs.
(10) Valve core function symbols: Delve into an extensive 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: Achieve optimal efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for superior performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Experience unparalleled safety and reliability with our expertly engineered pressure limitation options, precisely calibrated in bar for your peace of mind. Choose 'N' for straightforward operations without pressure limiting protection. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is essential, ensuring consistent performance. For tailored, independent control, select 'A---B---' for specialized management of ports A and B. Each option is crafted to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Amplify your operational excellence with customizable options tailored for peak performance. Select 'N' for straightforward operations without function ON/OFF or pressure outlet requirements. For enhanced control, 'X' with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, opt for '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: Explore our diverse range of operation modes, each designed for unmatched versatility and precision. 'A(1,2)' offers manual operation with a long or short handle, catering to ergonomic needs. 'E' provides advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for optimal 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, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Elevate adaptability and performance with our engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each choice delivers peak performance across varying systems, ensuring your system is always at its best.
(16) End Plate Options: Discover expertly crafted end plate solutions, designed for top-notch functionality and adaptability. 'E1' features external discharge of pilot oil with oil return control port T. 'E2' adds port Y for enhanced flexibility. 'E3' boasts a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for superior performance and reliability.
E4 mirrors 'E1', with internal discharge of pilot oil and sealed port T for optimized efficiency. 'E5' combines 'E2's features with internal discharge for superior performance. 'E6' embodies 'E3's sophisticated design, offering advanced discharge control for demanding system requirements, ensuring efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Select robust and secure voltage options like the G12-12VDC for safety and reliability in challenging environments. Our offerings ensure your system's stability and performance are uncompromised, providing specialized solutions tailored to any application.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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