Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the pinnacle of hydraulic innovation, skillfully uniting pressure, flow, and directional control into a singular, cohesive masterpiece. This ensures unmatched performance and reliability across every application imaginable. Composed typically of three critical functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are designed for seamless integration into high-end hydraulic systems, serving as a pivotal component for superior engineering machinery. They meticulously manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key highlights include a compact structure, exceptional energy efficiency, and the capability for stepless speed control. Moreover, they empower multiple actuators to operate concurrently under various loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. In contrast, the HLPSV valves are ingeniously designed for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they excel in delivering remarkable energy-saving performance, making them the optimal choice for scenarios where efficiency 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 an ideal 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 essential backbone of your system's reliability, this pump guarantees unwavering and consistent performance, empowering your operations with smooth and efficient functionality. Experience unparalleled dependability that ensures your machinery runs like a precision-tuned engine.;
HLPSV: Variable Displacement Pump - A paradigm of adaptability and versatility, this pump delivers exceptional flexibility to address a diverse range of operational needs. Designed to meet evolving requirements, it offers seamless transitions and superior control.;
(2) Connection Block Ports P & R Specifications - Precision and reliability come together to form a dependable operational framework: Crafted with meticulous attention to detail for flawless performance, enhancing reliability in every application.:
2-G3/8; Tailored for compact efficiency, this design supports streamlined and seamless operations. Perfectly engineered for precision, ensuring outstanding performance even in the most confined spaces.
3-G1/2; Crafted for robustness and reliability, providing a sturdy foundation for your system's integrity. Built to withstand, delivering steadfast durability in the most demanding conditions.;
4-G3/4; With advanced connectivity, offering superior control and enhanced system integration. It combines sophistication and efficiency to elevate your system's operational capability.;
5, 55-G1; Providing superior flow rates, perfect for high-demand scenarios, ensuring consistent and reliable performance. Designed for excellence, it meets high-pressure challenges effortlessly.;
6-G1 1/4; Delivers exceptional performance, expertly designed to excel in demanding environments and tackle challenges with ease. Setting new benchmarks in power and performance.;
(3) Additional Components and Specifications - Elevating your system capabilities to unprecedented heights: Unlock the full potential of your operations with cutting-edge components that redefine excellence.:
C,Standard Type - A reliable and trusted foundation, meticulously crafted to meet essential operational demands. Providing unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, enhancing your system's overall efficiency. Guarantees finely tuned operations for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unparalleled performance and dependability. Surpasses conventional limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled precision with our bespoke pressure control solutions, crafted for an array of applications. Each system is meticulously tailored to meet your unique needs, ensuring you achieve operational excellence with precision control that is perfectly aligned with your goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Our custom-engineered solutions are designed to seamlessly integrate with your operational demands, offering customizable configurations that ensure precision and effortless achievement of your desired outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Maximize your system's performance with expertly crafted design that elevates control to new heights. Experience superior effectiveness that transforms your operational capabilities, offering unparalleled control and efficiency.C - No magnetic ball valve; F - Normally open magnetic ball valve, powers the pump, and unloads when not powered; D - Normally closed magnetic ball valve, unloads the pump when powered and pressurizes when unpowered. Achieve precision tuning for unmatched system adaptability and efficiency.D/F - Discover our state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with accuracy to maintain defined pressure values, significantly enhancing safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unparalleled versatility with adjustable settings ranging from 63 to 400 bar. This component epitomizes adaptability, meeting every hydraulic need with seamless precision. The /NF configuration, without a pressure limiting valve, is expertly crafted for HLPSV to deliver unmatched pressure control with supreme accuracy across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a masterclass in design, skillfully conceived to meet every application need. These products align seamlessly with your specific 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 intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless integration and optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a diverse range: 1, without inflow controller; 2, standard controller; 4, advanced 3-way for both inlet and outlet, tailored for N 3/3-way valve; 5, enhanced inflow controller. Each pre-selectable option offers exceptional precision and efficiency, tailored to your unique needs.
(10) Valve core function symbols: Explore our extensive array of core functions: L, M, F, H, J, B, R, O, N, each crafted with precision to meet specific functional requirements, ensuring reliability and excellence.
(11) Output flow code for ports A & B: Achieve peak operational efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Elevate your hydraulic systems with our diverse range of secondary pressure limitation choices, each engineered to perfection. Choose 'N' for no pressure limiting protection, ensuring straightforward functionality. Opt for 'C' to experience concurrent pressure limitation of actuator ports A & B, safeguarding your operations with precision. Alternatively, select 'A---B---' for independent pressure limitation, meticulously calibrated for ports A & B. All options are precisely measured in bar, guaranteeing unrivaled system safety and assured reliability.
(13) Function ON/OFF and Pressure Outlet Options: Transform your operational landscape with our highly customizable selections. Choose 'N' for a simplified setup without function ON/OFF or pressure outlet. Opt for 'X' to pair with C type pressure limitation, or choose 'S/S1' for AB type pressure limitation, both offering superior control. Select 'A' for electrical ON/OFF on side A, or 'B' for electrical ON/OFF on side B, each crafted to deliver unmatched precision and functionality, tailored to your specific needs.
(14) Operation Modes: Discover a diverse array of operation modes, each designed to offer adaptability and precision. 'A(1,2)' provides manual operation with an option for a long or short handle, allowing for personalized control. 'E' offers electric proportional control, while 'EA(1,2)' combines electric with manual operation for ultimate flexibility. 'D' delivers electric switching value control, with 'DA(1,2)' adding manual capabilities. 'M' is designed for manual friction positioning with a long handle. Experience pure hydraulic control with 'H' and 'F', featuring pilot oil ports cleverly aligned or perpendicular, ensuring comprehensive and nuanced control.
(15) Ancillary Block Port Sizes: Infuse adaptability into your systems with our meticulously engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each crafted for seamless integration and adaptability. These options promise exceptional performance and compatibility across a broad spectrum of systems, redefining versatility and efficiency.
(16) End Plate Options: Explore our exquisitely designed end plate solutions. 'E1' comes standard with external discharge for pilot oil and an oil return control port T, offering reliable performance. 'E2' enhances flexibility with an added port Y. For advanced needs, 'E3' introduces a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring supreme performance and safety.
E4 mirrors 'E1' but features an innovative internal discharge of pilot oil with a sealed port T, boosting efficiency. 'E5' replicates the enhancements of 'E2' but with internal discharge for optimized performance. 'E6' mirrors the advanced design of 'E3', providing sophisticated discharge control for the most complex system requirements, ensuring reliability and high performance.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our robust and reliable range, including the G12-12VDC, crafted for safety and reliability across even the toughest applications. Our options are engineered to deliver specialization and security, ensuring that your systems remain safe, secure, and operationally efficient in any environment.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 commitment to innovation and unparalleled excellence. As a proud and prestigious subsidiary of the revered China Baoan Group (stock code: 000009), we stand tall as a national high-tech enterprise, a testament to our unwavering dedication to technological progression and superior quality standards. Our unparalleled expertise encompasses the meticulous research, pioneering development, precise manufacturing, and strategic sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our pursuit of excellence, reinforcing our leadership position in the field.
At the heart of our product line stands the flagship innovation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering embodies the zenith of cutting-edge hydraulic system control, meticulously crafted for deployment in construction machinery and robust heavy-duty equipment. It plays a vital role in imperative applications ranging from emergency rescue operations to tunnel engineering, mining endeavors, and the deployment of municipal service vehicles. We are profoundly committed to our strategic alliances with leading domestic manufacturers, propelling the advancement of core hydraulic component localization for high-end mechanical equipment. Anchored by our guiding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our quest to deliver exceptional products, unparalleled services, and innovative solutions. With a vision to emerge as a globally trusted supplier of premier hydraulic components, we continually aspire 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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