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 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 ultimate in hydraulic power control with our custom pressure management solutions, designed to cater to a plethora of applications. These precision-crafted options promise exceptional accuracy, tailored to seamlessly align with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Welcome to our bespoke solutions, meticulously engineered for harmonious integration with your distinct operational requirements. Enjoy the luxury of customizable configurations that enable you to effortlessly realize your desired results with pinpoint precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unparalleled heights. This expertly designed component enhances your system's performance, offering superior control and effectiveness that transforms your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump pressurization when powered, deactivates when unpowered; D - Normally closed magnetic ball valve, deactivates pump pressurization when powered, activates when unpowered. Enjoy precision tuning for exceptional 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 maintain a specific pressure level, significantly enhancing advanced safety protocols and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in unmatched versatility and precision with settings adjustable from 63 to 400 bar. This component stands as a testament to adaptability, seamlessly meeting all hydraulic needs. The /NF configuration offers systems devoid of a pressure limiting valve, masterfully crafted for HLPSV, delivering supreme accuracy in pressure control for a wide range of applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a pinnacle of design, flawlessly crafted to meet every application, ensuring you receive a product perfectly aligned with your unique requirements, consistently delivering 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 ingenious intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, impeccably engineered for flawless integration, ensuring peak efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive range: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for N 3/3-way valve; 5, enhanced inflow controller. Discover pre-configured options, each offering precision and remarkable efficiency, tailored to fit your specific requirements.
(10) Valve core function symbols: Delve into a vast array of core functions: L, M, F, H, J, B, R, O, N, each precision-crafted to meet specific functional needs with unmatched precision and dependability.
(11) Output flow code for ports A & B: Unlock peak efficiency with our selection of maximum output flows designed to deliver supreme performance and unyielding dependability. Choose from an array of flow options: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each meticulously crafted to meet your operational demands with the utmost precision.
(12) Secondary Pressure Limitation Options: Experience premium safety and reliability with our expertly engineered pressure limitation options. Each is precisely calibrated in bar to provide you with peace of mind. Opt for 'N' for tasks without pressure limiting protection, ensuring simplicity in operations. Choose 'C' for simultaneous pressure limitation on actuator ports A & B for consistent reliability. For specialized needs, 'A---B---' provides independent control of ports A & B, each option crafted to uphold the highest integrity and efficiency standards.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational prowess with our customizable options. For simplicity, 'N' requires no function ON/OFF or pressure outlet. 'X' with C type pressure limitation meets enhanced control needs, while 'S/S1' with AB type provides superior oversight. Choose 'A' for ON/OFF on side A or 'B' for side B for precision. Each option is designed to ensure maximum precision, efficiency, and excellence in operations.
(14) Operation Modes: Delve into our versatile operation modes, each crafted for unmatched precision. 'A(1,2)' allows manual operation with long or short handles. 'E' offers advanced electric proportional control, with 'EA(1,2)' combining manual adaptability. 'D' provides electric switching value control, enhanced by 'DA(1,2)' for manual use. Opt for 'M' for expert friction positioning. For hydraulic mastery, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our meticulously engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, ensuring seamless integration and peak performance across various systems. Each choice supports unmatched adaptability, keeping your system at its best.
(16) End Plate Options: Explore our expertly crafted end plate solutions, meeting the highest functionality and adaptability standards. 'E1' provides external discharge with oil return control at port T. 'E2' adds port Y for flexibility. 'E3' includes a 2-position, 3-way magnetic ball valve, enhancing pressure to safety valve levels for superior functionality and reliability.
E4 mirrors 'E1', offering internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2' features with internal discharge for superior performance. 'E6' takes 'E3's design further with advanced discharge control for demanding requirements, ensuring leading-edge efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage options, including G12-12VDC, designed for safety in challenging environments. Our solutions ensure stability and performance are never compromised, tailored to meet any application needs.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 within the hydraulic industry. As a prestigious subsidiary of China Baoan Group (stock code: 000009), we are a national high-tech enterprise, epitomizing our steadfast commitment to advancing technology and maintaining exceptional quality. Our distinguished expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of superior hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are dedicated to continuously elevating our standards and solidifying our stature as industry leaders.
At the forefront of our innovative product range is the Enhanced Safety Atex Valve, a paradigm of modern hydraulic system control. This state-of-the-art engineering marvel is designed for seamless incorporation into construction machinery and heavy-duty equipment. It plays a pivotal role in critical applications such as life-saving emergency rescue operations, intricate tunnel engineering, ambitious mining ventures, and essential municipal service vehicle functions. Our unwavering commitment to strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for premium mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to crafting extraordinary products, delivering unparalleled services, and offering innovative solutions. With the ambition to be globally recognized as a trusted supplier of premier hydraulic components, we continually strive to set new benchmarks 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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