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 - Embodying unwavering excellence, this pump ensures a seamless, continuous workflow. It transforms your system into an epitome of engineering brilliance, offering unmatched reliability and enabling your machinery to perform with absolute precision.;
HLPSV: Variable Displacement Pump - Synonymous with flexibility and innovation, this pump adapts effortlessly to diverse operational needs. Its advanced design facilitates smooth transitions and offers exceptional control, positioning your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - The epitome of precision and reliability, forging a solid operational framework. Meticulously detailed, these specifications ensure flawless performance and superior dependability across all applications, laying a steadfast foundation for success.:
2-G3/8; This design epitomizes compact efficiency, facilitating streamlined operations with precision. Expertly crafted to thrive in space-restricted environments, it promises superior performance without compromise.
3-G1/2; Crafted for strength and resilience, this component serves as a robust backbone for your system's endurance. Built for challenging conditions, it offers consistent durability and high performance.;
4-G3/4; Featuring state-of-the-art connectivity, this component delivers exceptional control and seamless integration. Its sophisticated design enhances system efficiency, bolstering overall operational capability with finesse.;
5, 55-G1; Designed for high-demand scenarios, this component provides exceptional flow rates, ensuring consistent and robust performance. It is engineered to tackle high-pressure challenges with ease and precision.;
6-G1 1/4; Delivering extraordinary performance, this component excels in challenging environments, setting new standards in power and capability. It effortlessly manages demanding tasks, exceeding expectations.;
(3) Additional Components and Specifications - Enhance your system's capabilities with advanced components that redefine operational excellence. These sophisticated specifications unlock new performance levels, transforming your operations into a benchmark of success.:
C,Standard Type - A reliable foundation, meticulously crafted to meet essential operational needs. This component provides unwavering support and unmatched reliability, empowering your system to reach 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 harmonious functionality for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving exceptional performance and reliability. It exceeds conventional limits, delivering superior results consistently.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Meticulously crafted to align with your unique operational goals, these options offer unmatched accuracy and precision, ensuring optimal performance and alignment with your specific needs.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that seamlessly integrate with your operational demands. Experience customizable configurations that empower you to achieve desired outcomes with remarkable ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate efficiency and control in your system: Expertly engineered to enhance performance, offering superior control and unprecedented effectiveness, revolutionizing 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 for exceptional system efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). An engineering marvel crafted with immaculate precision to maintain a specific pressure value, significantly enhancing safety measures and optimizing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience ultimate versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration provides systems with unmatched 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 meet any application, ensuring a product that aligns seamlessly with specific requirements, consistently delivering 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 intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose 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, 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 extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unlock the pinnacle of hydraulic efficiency with our diverse range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is meticulously crafted to deliver exceptional performance and steadfast reliability in all your hydraulic endeavors.
(12) Secondary Pressure Limitation Options: Experience groundbreaking safety and reliability with our expertly engineered pressure limitation options, finely tuned in bar to ensure your peace of mind. Choose 'N' for operations without pressure limiting, ideal for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is needed, guaranteeing unwavering performance. For personalized and independent control, select 'A---B---', providing specialized management of ports A and B. Each option upholds the highest standards of system integrity, ensuring your operations remain secure and highly efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with our wide array of options tailored for maximum performance. For straightforward operations, select 'N', which offers no function ON/OFF or pressure outlet needs. For more control, the 'X' with C type pressure limitation is perfect, or choose 'S/S1' with AB type pressure limitation for superior oversight. For precise electrical control, opt for 'A' for ON/OFF functionality on side A or 'B' for side B. Each option ensures the utmost precision, efficiency, and operational supremacy.
(14) Operation Modes: Discover our diverse range of operation modes, each designed with precision for unmatched versatility. 'A(1,2)' enables manual operation with a choice of a long or short handle to suit ergonomic preferences. 'E' offers advanced electric proportional control, while 'EA(1,2)' blends this with manual operation for optimal adaptability. 'D' provides electric switching value control, complemented by 'DA(1,2)' for manual enhancements. 'M' is perfect for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration across diverse systems. Each selection promises unmatched adaptability, delivering peak performance while meeting all operational demands.
(16) End Plate Options: Explore our expertly crafted end plate solutions, each engineered for superior functionality and adaptability. 'E1' sets a benchmark with its external discharge of pilot oil and oil return control port T. 'E2' adds flexibility with an additional port Y. 'E3' is designed for advanced performance with a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels upon activation, ensuring superior functionality and reliability.
E4 mirrors 'E1', incorporating state-of-the-art internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge for enhanced system performance. 'E6' emulates the sophisticated design of 'E3', offering advanced discharge control, ideal for demanding system requirements, ensuring your system's efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our resilient and secure voltage options, including the G12-12VDC, crafted for safety and reliability even in challenging environments. Our solutions offer unparalleled security, tailored to any application, guaranteeing 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 been a beacon of innovation in the hydraulic industry, epitomizing a relentless drive for groundbreaking advancements and unmatched excellence. As a distinguished subsidiary of the illustrious China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise. This status reflects our unwavering commitment to pioneering technological advancements and maintaining superior quality standards. Our extraordinary expertise spans comprehensive research, cutting-edge development, and precise manufacturing, paired with strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our promise to continually elevate our standards of excellence, further solidifying our leadership position in the industry.
At the core of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering embodies state-of-the-art hydraulic system control, meticulously designed for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality is indispensable across vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the management of essential municipal service vehicles. Our steadfast commitment to forging strategic alliances with leading domestic manufacturers accelerates the localization process 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 dedicated to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With a vision to be globally recognized as a trusted supplier of premier hydraulic components, we continually strive to set new excellence benchmarks 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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