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 - This pump represents the pinnacle of engineering, offering a steady and seamless workflow that elevates your system to a masterpiece of precision. Revel in its unmatched reliability and empower your machinery for superior operation.;
HLPSV: Variable Displacement Pump - As a beacon of flexibility and cutting-edge design, this pump adapts to various operational needs with ease. Its pioneering design facilitates smooth transitions and exceptional control, ensuring your system remains at the forefront of technological advancement.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability, forming a robust foundation for your operations. These specifications, crafted with utmost care, guarantee top-tier performance and steadfast dependability across all applications.:
2-G3/8; Designed for compact efficiency, this component excels in tight spaces, providing optimal performance and supporting streamlined operations without compromise.
3-G1/2; Built for strength and reliability, this component is a vital part of your system's steadfastness, delivering consistent performance even under the toughest conditions.;
4-G3/4; With advanced connectivity, this component ensures superior control and integration, enhancing your system's overall efficiency and performance.;
5, 55-G1; Designed for high-flow scenarios, this component provides robust and consistent performance, easily addressing high-pressure challenges with elegance.;
6-G1 1/4; Delivering superior performance, this component is engineered for rigorous environments, setting new standards in power and capability.;
(3) Additional Components and Specifications - Enhance your system's capabilities with state-of-the-art components, redefining operational excellence and transforming operations into benchmarks of success.:
C,Standard Type - Carefully crafted to meet key operational demands, this component provides unwavering support and unmatched reliability, enabling your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve unparalleled precision control, enhancing system efficiency and ensuring harmony in every operation for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximize flow management and reliability. This valve surpasses conventional limits, ensuring exceptional performance consistently.;
(4) Pilot Oil Circuit Pressure Options - Experience the power of custom pressure control solutions tailored for various applications. These options, expertly crafted with precision, promise unmatched accuracy and alignment with your operational goals, allowing you to unleash unparalleled power.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that integrate seamlessly with your unique operational demands. Enjoy customizable configurations that enable you to effortlessly achieve your desired outcomes with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control with this expertly crafted component, designed to boost performance, providing unparalleled control and effectiveness that revolutionizes your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing when unpowered. Achieve precision tuning for unmatched system efficiency and adaptability.D/F - Discover a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to uphold designated pressure values, significantly enhancing safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in versatility and precision with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, meeting every hydraulic need seamlessly. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, offering unrivaled pressure control with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully crafted to meet 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; With auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an extensive array: 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 a wide 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 the pinnacle of efficiency with our comprehensive range of maximum output flows, specifically engineered for supreme performance and unyielding dependability: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously crafted to deliver unwavering functionality and reliability for all your hydraulic needs.
(12) Secondary Pressure Limitation Options: Embrace the ultimate in safety and reliability with our masterfully engineered pressure limitation choices. Precisely regulated in bar, these options grant you peace of mind with every operation. Choose 'N' for operations that do not require pressure limiting protection, delivering straightforward functionality. Opt for 'C' to secure simultaneous pressure limitation on actuator ports A & B, ensuring consistent performance. For specialized and independent management, select 'A---B---', providing tailored control over ports A and B. Each option is attentively designed to maintain the highest standards of system integrity, ensuring both security and efficiency in your hydraulic operations.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with our tailored array of options designed for exceptional performance. For straightforward tasks, select 'N', which includes no function ON/OFF or pressure outlet specifications. When enhanced control is required, choose 'X' with C type pressure limitation, or '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 meticulously crafted option ensures peak precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our extensive selection of operation modes, each crafted with precision for unparalleled versatility. 'A(1,2)' offers manual operation with customizable long or short handles to suit your ergonomic preferences. 'E' provides sophisticated electric proportional control, while 'EA(1,2)' combines this with manual operation for heightened adaptability. 'D' delivers robust electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Select 'M' for expert manual friction positioning with a long handle. For fully hydraulic operations, 'H' and 'F' present unique pilot oil port designs, either aligned or perpendicular, ensuring you maintain absolute control and mastery over your system.
(15) Ancillary Block Port Sizes: Experience unmatched adaptability and performance with our expertly engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration into your system. Each choice is crafted for superior adaptability, delivering exceptional performance across diverse systems and operational demands, ensuring your system consistently operates at peak efficiency.
(16) End Plate Options: Explore our premium end plate solutions, each engineered to the highest standards of functionality and adaptability. 'E1' establishes the benchmark with an external discharge of pilot oil and oil return control port T. 'E2' enhances your options with an additional port Y, providing greater flexibility. 'E3' is designed for elevated performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels upon activation, guaranteeing superior functionality and reliability.
E4 mirrors 'E1', incorporating state-of-the-art internal discharge of pilot oil and a sealed port T for improved efficiency. 'E5' combines the robust features of 'E2' with internal discharge for enhanced system performance. 'E6' embodies the advanced design of 'E3', delivering sophisticated discharge control, ideal for the most demanding system applications, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and secure voltage selections, including the G12-12VDC, ingeniously crafted to deliver safety and reliability even in the harshest environments. Our offerings provide specialized and secure solutions tailored to any application, ensuring your system's stability and performance are never compromised.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its illustrious founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has brilliantly illuminated the hydraulic industry with its relentless pursuit of groundbreaking innovation and the pursuit of unparalleled excellence. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered throughout the nation as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our commitment to continuously elevate our standards of excellence, further cementing our position as industry leaders.
At the heart of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering represents the pinnacle of state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functionality extends across essential 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 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 devoted to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With the 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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