Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the pinnacle of hydraulic innovation. These engineering masterpieces seamlessly integrate pressure, flow, and directional control into one superior, unified system. This unique synthesis guarantees unparalleled performance and reliability across a vast array of applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves fit effortlessly into high-end hydraulic systems, especially crucial for elite engineering machinery. They expertly control the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights of these valves include a compact design, superior energy efficiency, and the capability for stepless speed control. Moreover, they facilitate the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility across diverse applications.
The HLPSL valves are meticulously engineered to excel in constant displacement pump systems, ensuring steadfast and dependable operation in any environment. On the other hand, the HLPSV valves are ingeniously tailored for variable pump systems, offering a slight trade-off in response time for superior energy-saving performance. This makes them the quintessential choice where efficiency is paramount. With their cutting-edge engineering and energy-savvy design, HLPSV valves emerge as the premier solution for advanced hydraulic control requirements, offering an impeccable blend 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 the epitome of power and precision with our custom pressure control solutions. Tailored meticulously to suit an array of applications, these options are engineered with exactitude to cater to your specific requirements, ensuring impeccable accuracy and alignment with your operational aspirations.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover our bespoke solutions, meticulously crafted to seamlessly integrate with your distinct operational demands. Revel in configurations that are as versatile as they are precise, enabling you to achieve your desired results with unparalleled ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's performance to new zeniths: Meticulously designed to enhance your system's operational prowess, this valve offers superior control and exceptional effectiveness, transforming your operational capabilities into a realm of excellence.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump pressurization when powered, facilitates unloading when unpowered; D - Normally closed magnetic ball valve, enables unloading when powered, activates pressurization when unpowered. Experience precision tuning that delivers unrivaled system efficiency and adaptability.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exquisite precision to sustain a designated pressure value, significantly elevating safety standards and optimizing operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Immerse in the zenith of versatility and precision with adjustable settings spanning 63 to 400 bar levels. This component epitomizes adaptability, seamlessly catering to every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, proficiently crafted for HLPSV, providing unrivaled pressure control for a spectrum of applications with supreme accuracy.
(7) Product Series Classification - The Apex of Engineering Prowess:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to exceptional design, meticulously engineered to address every application need, ensuring you receive a product that flawlessly aligns with your unique requirements, delivering consistently 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, meticulously engineered for seamless integration, ensuring optimal efficiency and flawless operation.
(9)Directional valve block inflow controller options: Select from a comprehensive range 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 precision-engineered options, each offering exceptional efficiency and customization to meet your specific needs.
(10) Valve core function symbols: Delve into an extensive range of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unparalleled precision and dependability.
(11) Output Flow Code for Ports A & B: Maximize your equipment's efficiency with our broad range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is precisely engineered to deliver extraordinary performance and unparalleled reliability.
(12) Secondary Pressure Limitation Options: Unlock remarkable safety and reliability with our meticulously engineered pressure limitation choices, calibrated in bar for utmost security. Choose 'N' for straightforward operations where pressure limiting isn't needed. Select 'C' for synchronized pressure limitation on both actuator ports A & B to maintain consistent performance. For specialized and independent control, opt for 'A---B---', offering comprehensive management of ports A and B. Every option adheres to the highest standards, ensuring your operations are both secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with a spectrum of customizable options crafted for peak efficiency. For straightforward tasks, 'N' requires no function ON/OFF or pressure outlet. When your system needs enhanced control, 'X' with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior oversight. Choose 'A' for ON/OFF on side A or 'B' for side B for electrical precision. Each choice is designed for precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our extensive selection of operation modes, each crafted for exceptional versatility and precision. 'A(1,2)' offers manual control with long or short handle options for ergonomic suitability. 'E' features advanced electric proportional control, while 'EA(1,2)' combines it with manual control for adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual adjustments. Select 'M' for expert manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, aligned or perpendicular, ensuring full control and mastery.
(15) Ancillary Block Port Sizes: Enhance system integration and performance with our perfectly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each designed to ensure seamless adaptability and peak performance across diverse systems and operational needs, guaranteeing your system's excellence.
(16) End Plate Options: Explore our expertly designed end plate solutions, crafted for maximum functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control via port T. 'E2' adds port Y for greater flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when activated, for superior performance.
E4 mirrors 'E1', with advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines the robust features of 'E2' with internal discharge for outstanding performance. 'E6' integrates the sophisticated design of 'E3', providing advanced discharge control, ideal for demanding requirements, ensuring cutting-edge efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our comprehensive and secure voltage options, including the dependable G12-12VDC, tailored for safety and reliability even in the harshest conditions. Our range offers specialized solutions, 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 illuminated the hydraulic industry with its 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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