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 - The epitome of steady excellence, this pump ensures a consistent and smooth workflow, transforming your system into a marvel of engineering. Experience unrivaled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - Representing the pinnacle of flexibility and innovation, this pump offers exceptional adaptability to meet diverse operational needs. With its advanced design, it allows for seamless transitions and superior control, ensuring your system is always at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability to create a robust operational framework. Crafted with meticulous attention, these specifications guarantee flawless performance and heightened dependability across all uses, providing a steadfast foundation for success.:
2-G3/8; This design embodies compact proficiency, supporting streamlined operational efficiencies with precision. Meticulously crafted for space-constrained environments, it promises exceptional performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a formidable backbone for your system's endurance. Built to endure demanding conditions, it offers unwavering durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unmatched control and integration. Its sophisticated design elevates system efficiency, enhancing overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures consistent, robust performance. Designed for excellence, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to exceed expectations, it sets new benchmarks in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system capabilities with leading-edge components that redefine operational excellence. These advanced specifications unlock new levels of performance, transforming your operations into a benchmark of success.:
C,Standard Type - A trusted foundation, meticulously crafted to meet essential operational demands. This component provides consistent support and unmatched reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance system efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works in harmony 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. Surpassing conventional limits, it delivers outstanding results every time.;
(4) Pilot Oil Circuit Pressure Options - Discover a realm of unmatched power with customizable pressure control solutions, meticulously crafted to cater to a diverse range of applications. Tailored with precision, these options are engineered to perfectly align with your operational needs, providing unparalleled accuracy and facilitating your strategic goals with precision and ease.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience bespoke engineering solutions that seamlessly integrate with your unique operational requirements. Enjoy tailor-made configurations that enable you to achieve your desired outcomes effortlessly and with impeccable precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's operational prowess: Expertly designed to enhance your system's performance, offering unrivaled control and exceptional effectiveness that redefines your operational capabilities and efficiency.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump under power, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump under power, pressurizing it when unpowered. Precision configuration that delivers unmatched system efficiency and adaptability.D/F - Introducing an innovative, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with precision to uphold a precisely designated pressure value, significantly enhancing safety measures and optimizing operational reliability and security to unprecedented heights.
(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 fulfilling every hydraulic need. The /NF configuration includes systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series epitomizes a masterclass in design, skillfully engineered to meet every application need, ensuring you receive a product that seamlessly integrates 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 crafted for flawless integration, ensuring optimal efficiency and performance.
(9)Directional valve block inflow controller options: Choose from an extensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover precisely selectable options, each offering exceptional efficiency and customization to meet your specific needs.
(10) Valve core function symbols: Explore a comprehensive 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: Elevate your system's efficiency to its pinnacle with our comprehensive range of available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is expertly crafted to deliver top-tier performance and unwavering reliability, ensuring your operations run smoothly and effectively at all times.
(12) Secondary Pressure Limitation Options: Embrace unparalleled safety and steadfast reliability with our precision-engineered pressure limitation settings, calibrated in bar for your ultimate peace of mind. Choose 'N' for straightforward operations without pressure limiting protection. Select 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring your processes are consistent and dependable. For bespoke control, 'A---B---' provides specialized management of ports A and B. Each option is crafted with meticulous attention to uphold the highest levels of system integrity, keeping your operations secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with a selection of customizable options tailored for peak performance and control. For basic operations, choose 'N', void of function ON/OFF or pressure outlet needs. For sophisticated handling, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offers superior control. For electrical precision, select 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is meticulously designed to ensure unrivaled precision, efficiency, and operational excellence.
(14) Operation Modes: Delve into our diverse array of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' provides manual operation with long or short handle options, tailored to your ergonomic preferences. 'E' offers cutting-edge electric proportional control, with 'EA(1,2)' merging this with manual capabilities for supreme adaptability. 'D' features electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Opt for 'M' for expert manual friction positioning with a long handle. For exclusive hydraulic operations, 'H' and 'F' present unique pilot oil port designs, either aligned or perpendicular, guaranteeing comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance 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 system integration. Each option is tailored for exceptional adaptability, delivering peak performance across diverse systems and operational demands, assuring your system consistently operates at its best.
(16) End Plate Options: Explore our meticulously crafted end plate solutions, each tailored to deliver the highest standards of functionality and flexibility. 'E1' sets a benchmark with its external discharge of pilot oil and oil return control port T. 'E2' enhances your capabilities by introducing an additional port Y for increased flexibility. 'E3' is engineered for top-tier performance, featuring a 2-position, 3-way magnetic ball valve that elevates system pressure to safety valve levels upon activation, ensuring superior functionality and reliability.
E4 mirrors 'E1', equipped with state-of-the-art internal discharge of pilot oil and a sealed port T, optimizing efficiency. 'E5' integrates the robust features of 'E2' with internal discharge for superior system performance. 'E6' captures the sophisticated design of 'E3', offering advanced discharge control, ideal for the most demanding system requirements. This ensures your system remains at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and robust voltage options, including the G12-12VDC, crafted for safety and dependability even in the most challenging conditions. Our solutions provide tailored security and specialized applications, ensuring 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 brilliantly illuminated the hydraulic industry with a 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. We embody 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 remain steadfast 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 the 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 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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