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 - Unlock the potential of your machinery with our precision-engineered 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 and reliability converge to forge a strong operational framework. These meticulously crafted specifications ensure impeccable performance and elevated dependability across all applications, laying 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 pinnacle of power modulation with our bespoke pressure control innovations. Meticulously tailored for a spectrum of uses, these options promise unparalleled precision, ensuring perfect synchronization with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover solutions engineered with finesse to seamlessly align with your unique operational mandates. Revel in configurations that empower you to effortlessly achieve precision in your desired outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Redefine your system's performance and control: Expertly designed to amplify system efficacy, delivering unmatched control and transformative effectiveness that elevate your operational potential.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. Fine-tuned for superior system efficiency and versatility.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with exceptional precision to maintain a specified pressure value, significantly enhancing safety protocols and elevating operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace the zenith of adjustability and precision with settings from 63 to 400 bar levels. This component epitomizes flexibility, effortlessly meeting every hydraulic demand. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, delivering exceptional pressure control for various applications with unrivaled exactitude.
(7) Product Series Classification - The Epitome of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to superior design, skillfully engineered to satisfy diverse applications, ensuring you receive a product that flawlessly complements your precise requirements, delivering unfailingly outstanding performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Incorporating auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously designed for impeccable and seamless integration, ensuring optimal performance.
(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, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each offering precision and remarkable efficiency, customized to your specific needs.
(10) Valve core function symbols: Dive into a vast range of core functions: L, M, F, H, J, B, R, O, N, each carefully crafted to meet specific functional demands with unprecedented precision and dependability.
(11) Output flow code for ports A & B: Experience the ultimate in hydraulic performance with our cutting-edge output flow options. Our valves deliver peak efficiency across a wide range of maximum output flows, including 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is meticulously engineered to provide supreme performance and unwavering reliability, ensuring your mining equipment operates at its optimum capacity every time.
(12) Secondary Pressure Limitation Options: Discover the pinnacle of safety and reliability with our state-of-the-art pressure limitation options. These options are precisely tuned in bar to offer complete peace of mind. Choose 'N' for operations that don't require pressure limiting protection, making it perfect for straightforward applications. For scenarios where simultaneous pressure limitation on actuator ports A & B is crucial, select 'C' to maintain consistent performance. For a more customized and independent approach, 'A---B---' allows for specialized control over ports A and B. Every option is expertly crafted to uphold the highest level of system integrity, ensuring that your operations are secure and efficient at all times.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational capabilities with a suite of customizable options engineered for peak performance. For operations that require simplicity, 'N' offers a solution without function ON/OFF or pressure outlet requirements. When your processes demand more control, 'X' with C type pressure limitation provides an ideal solution, while 'S/S1' with AB type pressure limitation ensures superior oversight. For precise electrical control, choose 'A' for ON/OFF functionality on side A or 'B' for side B. These options are meticulously crafted to deliver maximum precision, efficiency, and operational excellence, empowering you to achieve unmatched performance.
(14) Operation Modes: Discover our comprehensive array of operation modes, each meticulously crafted for ultimate versatility and precision. 'A(1,2)' offers manual operation with options for a long or short handle, designed to meet your ergonomic needs. 'E' delivers advanced electric proportional control, while 'EA(1,2)' merges this with manual operation for unparalleled adaptability. 'D' provides electric switching value control, with 'DA(1,2)' enhancing manual capabilities. For expert manual friction positioning, select 'M' with a long handle. For fully 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 your system's adaptability and performance with our extensively engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure flawless system integration. Each option is crafted for unparalleled adaptability, delivering peak performance across diverse systems and operational requirements, guaranteeing your system remains at its peak efficiency.
(16) End Plate Options: Explore our expertly designed end plate solutions, each one crafted to meet exceptional standards of functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' enhances your capabilities with an additional port Y, providing increased flexibility. 'E3' is engineered for top-tier performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring maximum functionality and reliability.
E4 mirrors 'E1', providing 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 superior system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for even the most demanding system requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and reliable voltage options, including the robust G12-12VDC, designed specifically for safety and dependability in the harshest environments. Our solutions offer specialized security tailored to any application, ensuring your system's stability and performance are consistently protected.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 and excellence in the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, embodying our dedication to revolutionary technological advancements and maintaining superior quality standards. Our vast expertise spans comprehensive research, leading-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated across the nation as a 'specialized, refined, and innovative' small giant enterprise, we remain committed to perpetually elevating our standards of excellence, thereby solidifying our leadership position within the industry.
At the forefront of our innovative product lineup stands our flagship creation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes state-of-the-art hydraulic system control, meticulously designed for perfect integration into construction machinery and robust heavy-duty equipment. Its pivotal role spans critical applications, such as life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of crucial municipal service vehicles. Our unwavering commitment to establishing strategic alliances with leading domestic manufacturers accelerates the localization of essential 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 devoted to producing extraordinary products, delivering unparalleled services, and offering innovative solutions. With a vision to be recognized globally as a trusted supplier of premier hydraulic components, we continually strive to set new standards 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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