Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the embodiment of cutting-edge hydraulic innovation. These engineering marvels represent the pinnacle of modern technology, seamlessly integrating pressure, flow, and directional control into a single, sophisticated system. This ingenious combination ensures unprecedented performance and dependability across a broad spectrum of applications. Composed of three essential functional modules - connecting blocks, directional valves, and end plates - these precision-crafted valves are designed to integrate effortlessly into high-end hydraulic systems, making them indispensable for top-tier engineering machinery. They adeptly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Noteworthy features include a sleek and compact design, outstanding energy efficiency, and the capability for seamless speed control. Additionally, they enable the simultaneous operation of multiple actuators under varying loads, delivering exceptional performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring unwavering and reliable operation in any environment. In contrast, the HLPSV valves are expertly crafted for variable pump systems, where they may exhibit a slightly slower response but excel in remarkable energy efficiency, making them the ideal choice where energy conservation is paramount. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, offering a flawless 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 cornerstone of unwavering excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a finely-tuned marvel of engineering. Experience unparalleled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump offers extraordinary adaptability to cater to diverse operational requirements. With its forward-thinking design, it allows for fluid transitions and superior control, ensuring your system is always at the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Where precision converges with reliability to forge a robust operational framework. Crafted with meticulous attention to detail, these specifications guarantee impeccable performance and elevated dependability across all applications, providing an unshakeable foundation for success.:
2-G3/8; This design embodies compact proficiency, supporting streamlined operational efficiencies with precision. Meticulously crafted to excel in space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component forms a formidable backbone for your system's endurance. Built to withstand 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 surpass expectations, it sets new benchmarks in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system capabilities with cutting-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 offers unwavering support and unmatched reliability, empowering your system to achieve 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 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 extraordinary performance and reliability. Surpassing conventional limits, it delivers exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience unmatched empowerment with our custom pressure control solutions, designed with precision to cater to a multitude of applications. These options promise exceptional accuracy, aligning seamlessly with your specific operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover tailor-made solutions that perfectly integrate with your distinctive operational requirements. Benefit from customizable configurations that enable you to achieve desired results with effortless precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your control and system efficiency to extraordinary levels: Expertly designed to enhance performance, providing superior control and effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, deactivating it when unpowered; D - Normally closed magnetic ball valve, deactivating the pump when powered, activating it when unpowered. Precision tuning that delivers exceptional system adaptability and efficiency.D/F - Introducing a state-of-the-art, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with precision to maintain a predetermined pressure, significantly enhancing advanced safety measures while optimizing operational reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in unparalleled versatility with adjustable settings between 63 to 400 bar. This component represents the epitome of adaptability, fulfilling every hydraulic requirement seamlessly. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, ensuring superior pressure control across diverse applications.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series showcases a masterclass in design, meticulously created to fulfill every application requirement, ensuring you receive a product that integrates seamlessly with your needs, consistently delivering outstanding 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, designed for impeccable and seamless integration to ensure optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, crafted for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each providing precision and exceptional efficiency tailored to your specific requirements.
(10) Valve core function symbols: Discover an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands with unparalleled precision and dependability.
(11) Output flow code for ports A & B: Unleash unprecedented efficiency with a spectrum of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each is crafted for exceptional performance and unwavering reliability, ensuring your operations are consistently at the pinnacle of excellence.
(12) Secondary Pressure Limitation Options: Elevate your systems with our expertly engineered pressure limitation options, precisely calibrated to deliver unparalleled safety and dependability. Select 'N' for straightforward operations without pressure limiting protection. Choose 'C' for simultaneous pressure limitation on actuator ports A & B, guaranteeing reliable consistency. For tailored precision, opt for 'A---B---', offering specialized management for independent control of ports A and B. Each option is meticulously crafted to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your control with a suite of customizable options engineered for peak operational excellence. For basic processes, select 'N', which requires no function ON/OFF or pressure outlet. For advanced control, 'X' paired with C type pressure limitation is the choice, or select 'S/S1' with AB type pressure limitation for superior oversight. For precision, choose 'A' for ON/OFF functionality on side A or 'B' for side B. Every option is crafted to ensure maximum precision, efficiency, and operational superiority.
(14) Operation Modes: Discover our diverse array of operation modes, each intricately designed for unmatched versatility and precision. 'A(1,2)' delivers manual operation with customizable handle lengths for ergonomic tailoring. 'E' offers advanced electric proportional control, while 'EA(1,2)' merges this with manual operation for enhanced adaptability. 'D' delivers electric switching value control, with 'DA(1,2)' adding manual options. 'M' offers manual friction positioning with a long handle for expert control. For hydraulic operations, 'H' and 'F' present unique pilot oil port configurations ensuring absolute mastery over your system.
(15) Ancillary Block Port Sizes: Boost adaptability and performance with our expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for flawless system integration. Each option guarantees peak performance across a range of systems and operational requirements, ensuring your system remains at the forefront of efficiency.
(16) End Plate Options: Explore our bespoke end plate solutions, crafted for supreme functionality and adaptability. 'E1' offers external discharge of pilot oil with oil return control port T. 'E2' increases flexibility with an additional port Y. 'E3' is designed for cutting-edge performance, featuring a 2-position, 3-way magnetic ball valve to elevate system pressure to safety valve levels, ensuring unsurpassed functionality and reliability.
E4 mirrors 'E1', incorporating state-of-the-art internal discharge of pilot oil with a sealed port T for optimal efficiency. 'E5' combines the robust features of 'E2' with internal discharge for enhanced system performance. 'E6' embodies the sophisticated design of 'E3', offering advanced discharge control, perfect for meeting the most exacting system demands, ensuring your system is always at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and dependable voltage options, including the G12-12VDC, designed to guarantee safety and reliability in even the most challenging environments. Each option provides specialized solutions and security for 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 inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has 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, 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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