Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a true marvel of modern engineering. Crafted with unparalleled expertise, these valves represent the zenith of hydraulic innovation by seamlessly integrating pressure, flow, and directional control into one cohesive masterpiece. This ensures unmatched performance and reliability across diverse applications. Constructed from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are tailored for seamless incorporation into high-end hydraulic systems, essential for top-tier engineering machinery. They expertly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Key features include a compact structure, remarkable energy efficiency, and stepless speed control capabilities. Furthermore, they enable multiple actuators to operate simultaneously under varying loads, offering extraordinary performance and versatility for any application, making them an indispensable choice for hydraulic systems.
The HLPSL valves are meticulously crafted for constant displacement pump systems, guaranteeing steadfast and reliable operation in any setting. Conversely, the HLPSV valves are ingeniously designed for variable pump systems. Although HLPSV valves may have a slightly slower response time, they excel in delivering outstanding energy-saving performance, making them the optimal choice in scenarios where efficiency is paramount. With cutting-edge engineering and energy-efficient design, HLPSV valves stand out as the premier solution for advanced hydraulic control needs, providing an ideal fusion of precision, reliability, and efficiency. Choose HLPSV valves for superior energy management and cutting-edge performance, ensuring your hydraulic system operates at its best.
| 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 - This essential component is the backbone of reliability, ensuring your system performs with unwavering consistency. Empower every operation with the smooth, proficient, and uninterrupted operation that only this pump can provide. Enjoy the unmatched dependability, allowing your machinery to function seamlessly and efficiently like a well-oiled machine.;
HLPSV: Variable Displacement Pump - Designed to exemplify adaptability and versatility, this pump offers incredible flexibility to cater to a wide range of operational requirements. Expertly crafted to accommodate evolving demands, it ensures seamless transitions and delivers superior control, adapting effortlessly to your system's needs.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in creating a dependable operational framework. Crafted with meticulous attention to detail, these specifications ensure flawless performance, enhancing reliability across every application and elevating the overall operational excellence.:
2-G3/8; Engineered for compact proficiency, this port is designed to support streamlined and seamless operational efficiencies. Meticulously crafted for precision, it ensures outstanding performance, even within the most confined spaces, maximizing the effectiveness of your operation.
3-G1/2; Robust and reliable, this design provides a solid foundation for your system's structural integrity. Built to endure, it delivers steadfast durability and consistent performance, even in the harshest and most demanding environments.;
4-G3/4; Featuring advanced connectivity, this port offers superior control and enhanced system integration. It seamlessly brings sophistication and efficiency together, elevating your system's operational prowess and maximizing productivity.;
5, 55-G1; Perfectly suited for high-demand applications, this port offers superior flow rates, ensuring consistent and reliable performance. Expertly designed for excellence, it effortlessly tackles high-pressure challenges, maintaining exceptional operational standards.;
6-G1 1/4; Delivering unparalleled performance, this component is expertly engineered to excel in demanding environments. It tackles challenges effortlessly, setting new standards in both power and performance and elevating your system's capabilities.;
(3) Additional Components and Specifications - Elevate your system's capabilities to unprecedented heights. Unlock the full potential of your operations with our advanced components that redefine excellence and reliability, empowering every aspect of your processes.:
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements. It provides unwavering support and unmatched reliability, empowering your system with exceptional stability and performance.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, enhancing overall system efficiency. It guarantees your operations are finely tuned for maximum effectiveness, optimizing your system's capability and precision to unprecedented levels.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unparalleled performance and dependability. It surpasses conventional limits to deliver extraordinary results, ensuring your system operates at its peak.;
(4) Pilot Oil Circuit Pressure Options - Offering customized pressure control solutions for diverse applications. These options are tailored to meet your specific needs, providing precision control that aligns perfectly with your operational goals, achieving unmatched excellence and performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered hydraulic solutions, meticulously crafted to align with your unique operational needs. Embrace customizable configurations that guarantee precision and effortless achievement of your desired outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating efficiency and control: Expertly engineered for optimal system performance, this valve provides exceptional control and effectiveness, transforming your operational capabilities to new heights.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing when unpowered. Ensure precision tuning for unrivaled system efficiency and adaptability.D/F - Discover a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering feat is crafted with precision to maintain specific pressure values, significantly enhancing safety measures and optimizing reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience unmatched versatility and precision with adjustable settings from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting every hydraulic need. The /NF configuration is expertly designed for HLPSV, delivering pristine pressure control with supreme accuracy across various applications.
(7) Product Series Classification - The Pinnacle of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a masterclass in design, skillfully crafted for any application. They ensure the procurement of a product that aligns seamlessly with your 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 ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a diverse range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Experience pre-selectable options, offering precision and unmatched efficiency tailored to meet your needs.
(10) Valve core function symbols: Explore a comprehensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional needs with precision and reliability.
(11) Output flow code for ports A & B: Attain peak 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: Discover the pinnacle of safety and reliability with our meticulously calibrated pressure limitation options. Choose 'N' for no pressure limiting protection, 'C' for concurrent pressure limitation across actuator ports A & B, or 'A---B---' for independent pressure limitation for each port, A & B. Each option is precisely measured in bar, promising unrivaled system safety and steadfast reliability.
(13) Function ON/OFF and Pressure Outlet Options: Transform operational efficiency with our bespoke function and pressure outlet options. Select 'N' for a simple setup without function ON/OFF or pressure outlet. Choose 'X' with C-type pressure limitation or 'S/S1' with AB-type for superior control. Opt for 'A' for electronic ON/OFF on side A, or 'B' for side B, each crafted for ultimate precision and operational excellence.
(14) Operation Modes: Dive into a world of versatile operation modes crafted for precision. 'A(1,2)' offers manual control with a choice between long or short handle, while 'E' provides sophisticated electric proportional control. Enhance flexibility with 'EA(1,2)' that merges electric and manual operations. 'D' delivers precise electric switching value control, upgraded with manual capabilities in 'DA(1,2)'. 'M' offers manual friction positioning with a long handle. Experience pure hydraulic control with 'H' and 'F', featuring expertly aligned or perpendicular pilot oil ports for comprehensive system management.
(15) Ancillary Block Port Sizes: Experience unrivaled adaptability with our precision-engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each designed for seamless system integration and peak performance, ensuring your system operates at its best across a multitude of environments.
(16) End Plate Options: Explore our meticulously designed end plate solutions for enhanced system performance. 'E1' offers standard external pilot oil discharge with an oil return control port T. 'E2' adds a port Y for increased versatility. 'E3' features a 2-position, 3-way magnetic ball valve to elevate system pressure to safety valve levels upon activation, guaranteeing superior performance.
E4 reimagines 'E1' with innovative internal pilot oil discharge alongside a sealed port T for heightened efficiency. 'E5' mirrors the robust features of 'E2' with internal discharge for optimal performance. 'E6' epitomizes the sophisticated design of 'E3', providing advanced discharge control for the most complex system requirements.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust, safety-oriented range, including G12-12VDC, engineered for reliability in demanding environments. Our selections are crafted for specialized applications, ensuring unmatched security and peace of mind.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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