Welcome to the future of hydraulic control with our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These exceptional marvels of engineering represent the pinnacle of hydraulic innovation, seamlessly merging pressure, flow, and directional control into a singular, superior system. This exclusive integration guarantees unrivaled performance and reliability across a spectrum of applications. Constructed from three fundamental functional modules-connecting blocks, directional valves, and end plates-these precision-crafted valves integrate effortlessly into high-end hydraulic systems, indispensable for elite engineering machinery. They adeptly handle the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. With a compact design, exceptional energy efficiency, and the capability for stepless speed control as key features, they also allow for the simultaneous operation of multiple actuators under varying loads, offering extraordinary performance and versatility for any application.
The HLPSL valves are expertly crafted for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. Conversely, the HLPSV valves are ingeniously designed for variable pump systems. While HLPSV valves might exhibit a slightly slower response, they shine in remarkable energy-saving performance, making them the ideal choice where efficiency is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for sophisticated hydraulic control needs, delivering an impeccable 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 - The foundational pillar of steadfast excellence, this pump ensures a smooth and consistent workflow, transforming your system into a marvel of precision engineering. Experience unmatched reliability, empowering your machinery to perform with extraordinary accuracy.;
HLPSV: Variable Displacement Pump - A beacon of innovation and adaptability, this pump caters to diverse operational needs with exceptional flexibility. Its pioneering design allows for seamless transitions and superior control, keeping your system at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, forming a sturdy operational framework. Crafted with meticulous attention, these specifications ensure exceptional performance and heightened dependability, creating a solid foundation for success across various applications.:
2-G3/8; This design exemplifies compact efficiency, fostering streamlined operations. Expertly crafted for optimal performance in space-limited settings, it promises remarkable capabilities without compromise.
3-G1/2; This component is engineered for exceptional strength and durability, providing a robust backbone for your system's resilience. Built to withstand rigorous conditions, it offers steadfast performance and endurance.;
4-G3/4; Featuring cutting-edge connectivity, this component ensures superior control and integration. Its advanced design boosts system efficiency, enhancing overall operational effectiveness with elegance.;
5, 55-G1; Delivering outstanding flow rates for intense demands, this component guarantees reliable, robust performance. Crafted for excellence, it adeptly navigates high-pressure challenges with finesse.;
6-G1 1/4; Offering superior performance, this component thrives in demanding environments. Engineered to exceed expectations, it sets new standards in power and capability, effortlessly managing challenging tasks.;
(3) Additional Components and Specifications - Elevate your system's capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock unprecedented performance, transforming your operations into a benchmark of success.:
C,Standard Type - A steadfast foundation, precisely designed to meet essential operational needs. This component provides unwavering support and unmatched reliability, enabling your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve meticulous control to boost your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring harmonious performance for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, delivering extraordinary performance and reliability. Surpassing traditional limits, it consistently achieves outstanding results.;
(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: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme performance and unyielding dependability.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and steadfast reliability with our precisely engineered pressure limitation options. Each choice is calibrated in bar to ensure your peace of mind. Choose 'N' for operations that do not require pressure limiting protection-ideal for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is vital, guaranteeing consistent performance. For tailored control, select 'A---B---', offering specialized management of ports A and B. Each meticulously crafted option upholds the highest system integrity standards, keeping your operations secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational excellence with customizable options designed for peak performance. For straightforward tasks, select 'N', which requires no function ON/OFF or pressure outlet. For enhanced control, 'X' paired with C-type pressure limitation is ideal, or choose 'S/S1' with AB-type pressure limitation for superior oversight. For electrical precision, select 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is crafted to ensure maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Explore our versatile operation modes, each designed for precision and adaptability. 'A(1,2)' provides manual operation with a choice of long or short handle. 'E' offers advanced electric proportional control, while 'EA(1,2)' combines manual operation for optimal responsiveness. 'D' features electric switching value control, with 'DA(1,2)' offering 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 for comprehensive control.
(15) Ancillary Block Port Sizes: Enhance 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 option ensures peak performance across various systems, adapting to your operational demands and keeping your system at its best.
(16) End Plate Options: Explore our expertly crafted end plate solutions designed for functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' expands capabilities with an additional port Y. 'E3' is engineered with a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', featuring advanced internal discharge of pilot oil and sealed port T for optimized efficiency. 'E5' combines 'E2' features with internal discharge for superior performance. 'E6' encapsulates 'E3' design, providing advanced discharge control for demanding system requirements, ensuring efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage options, including the G12-12VDC, designed for safety and reliability in challenging environments. Our offerings are tailored for specialized solutions and security, ensuring system stability and peak performance.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 luminary in the hydraulic industry, distinguished by its relentless pursuit of groundbreaking innovation and unrivaled excellence. As an esteemed subsidiary of the illustrious China Baoan Group (stock code: 000009), we proudly stand as a beacon of national high-tech enterprise distinction, exemplifying our unwavering commitment to pioneering technological advancements and upholding superior quality standards. Our extraordinary proficiency encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of the finest hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our commitment to perpetually elevate our standards of excellence, further solidifying our position as the vanguard in the industry.
At the core of our groundbreaking product lineup is our flagship innovation: the extraordinary Enhanced Safety Atex Valve. This marvel of modern engineering stands as a pinnacle of state-of-the-art hydraulic system control, meticulously designed for seamless integration into construction machinery and robust heavy-duty equipment. Its pivotal functionality encompasses a range of vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of indispensable municipal service vehicles. Our dedication to forging strategic alliances with top domestic manufacturers accelerates 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 committed to crafting exceptional products, delivering unparalleled services, and offering groundbreaking solutions. With an ambition to be globally recognized as a trusted supplier of premier hydraulic components, we constantly 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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