Presenting our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These engineering achievements represent the zenith of hydraulic innovation, adeptly merging pressure, flow, and directional control into a single, seamless entity, ensuring unparalleled performance and dependability across all applications. Constructed from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-crafted valves are meticulously designed for flawless integration into premium hydraulic systems, crucial for top-tier engineering machinery. They expertly govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Noteworthy features include a compact structure, outstanding energy efficiency, and the ability for stepless speed regulation. Furthermore, they enable multiple actuators to operate simultaneously under varying loads, providing exceptional performance and adaptability for any application.
The HLPSL valves are intricately engineered for constant displacement pump systems, ensuring steadfast and dependable operation in any environment. Conversely, the HLPSV valves are brilliantly designed for variable pump systems. While HLPSV valves may offer a slightly slower response, they excel in delivering exceptional energy-saving performance, making them the ultimate choice for scenarios where efficiency is critical. Through their cutting-edge engineering and energy-efficient design, HLPSV valves stand out as the leading solution for sophisticated hydraulic control needs, offering an ideal fusion 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 - This pump is the epitome of steadfast performance and reliability, guaranteeing smooth and efficient operations throughout your hydraulic system. Revel in the unparalleled dependability that ensures your machinery functions flawlessly and continuously as if it were an impeccably maintained system.;
HLPSV: Variable Displacement Pump - Showcasing remarkable flexibility and adaptability, this pump embodies versatility to cater to a wide range of operational needs. Engineered to respond to changing demands, it provides seamless transitions and exceptional control, setting a new standard for dynamic hydraulic performance.;
(2) Connection Block Ports P & R Specifications - Precision and reliability converge here, creating a solid operational framework: Designed with meticulous care for flawless and consistent performance, enhancing reliability across all applications. Elevate your hydraulic systems with unparalleled precision.:
2-G3/8; Engineered for compact efficiency, this is designed to optimize streamlined and seamless operational capabilities. Perfectly crafted for precise functionality, it ensures stellar performance, even in the most restricted spaces, thereby maximizing your system's potential.
3-G1/2; Structured for robustness and dependability, this offers a stable foundation for ensuring your system's integrity. Built to withstand rigorous conditions, it provides unwavering durability, maintaining performance in the most challenging environments.;
4-G3/4; Featuring cutting-edge connectivity, offering superior control and enhanced system integration. It combines sophistication with efficiency to boost your system's operational excellence, ensuring top-tier performance and control.;
5, 55-G1; Supporting superior flow rates, ideal for high-demand applications. This ensures steady and reliable performance, designed for utmost excellence, tackling high-pressure challenges effortlessly and with finesse.;
6-G1 1/4; Delivering unparalleled performance, meticulously engineered to thrive in demanding environments, effortlessly tackling operational challenges. It sets a new benchmark for power and performance, taking your system to unprecedented heights.;
(3) Additional Components and Specifications - Elevating system potential to extraordinary heights: Empower your operations with advanced components that redefine excellence and operational capabilities.:
C,Standard Type - An unwavering and reliable foundation, crafted with precision to meet essential operational requirements. Providing steadfast support and unmatched reliability, it empowers your system to operate at peak effectiveness.;
G,Throttle Valve (For HLPSL only) - Ensures exact control, amplifying your system's overall efficiency. It meticulously tunes your operations for peak effectiveness, guaranteeing optimal performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management to drive exceptional performance and reliability. It surpasses conventional boundaries, delivering extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Providing bespoke pressure control solutions for diverse applications: Expertly tailored to suit your specific requirements, offering precise control that aligns impeccably with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Elevate your operations with our custom-engineered solutions, crafted to seamlessly meet your unique operational requirements. Experience configurable precision, ensuring your desired outcomes are achieved effortlessly and accurately.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your efficiency and control: Expertly crafted to optimize system performance, providing unparalleled control and superior effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, engages the pump when powered and releases it when unpowered; D - Normally closed magnetic ball valve, releases the pump when powered and engages it when unpowered. Provides precision tuning for unmatched system efficiency and adaptability.D/F - Discover our advanced, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). A marvel of engineering, crafted with exceptional accuracy to maintain a specific pressure value, significantly enhancing safety measures and optimizing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar. This component epitomizes adaptability, meeting every hydraulic requirement with ease. The /NF configuration offers systems without a pressure limiting valve, tailored for HLPSV, delivering 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 is a masterclass in design, expertly conceived to address every application, ensuring a product that perfectly aligns 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; Discover ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for faultless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Experience pre-selectable options, each delivering precision and exceptional efficiency tailored to your specific needs.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve 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: Elevate your hydraulic system's safety and reliability with our range of secondary pressure limitation choices. Opt for 'N' for no pressure limiting protection, 'C' for concurrent pressure limitation on actuator ports A & B, or 'A---B---' for independent pressure control on ports A & B. Each meticulously measured in bar, these options ensure your system operates with uncompromising precision and security.
(13) Function ON/OFF and Pressure Outlet Options: Transform your operational efficiency with our tailor-made selections. Choose 'N' for a simplified setup without function ON/OFF or pressure outlet. Select 'X' with C type pressure limitation, or 'S/S1' with AB type pressure limitation for superior control. Opt for 'A' for electrical ON/OFF on side A, or 'B' for side B, each engineered for unparalleled precision and functionality.
(14) Operation Modes: Dive into an array of operation modes crafted for ultimate versatility and precision. 'A(1,2)' offers manual control with long or short handle options. Unveil electric proportional control with 'E', or merge it with manual operation via 'EA(1,2)' for unmatched flexibility. 'D' delivers electric switching value control, while 'DA(1,2)' enhances it with manual features. 'M' is perfect for manual friction positioning with a long handle. Embrace 'H' and 'F' for hydraulic control with pilot oil ports aligned or perpendicular, providing comprehensive mastery.
(15) Ancillary Block Port Sizes: Unlock unparalleled adaptability with our precision-engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1; each designed for effortless integration and adaptability, ensuring peak performance across diverse systems.
(16) End Plate Options: Discover our meticulously crafted end plate solutions. 'E1' is your standard, featuring an external discharge of pilot oil and an oil return control port T. 'E2' builds on this with an extra port Y for enhanced flexibility. 'E3' introduces a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring superior performance.
E4 mirrors 'E1', incorporating an innovative internal discharge of pilot oil with a sealed port T for heightened efficiency. 'E5' echoes the robust traits of 'E2' with an internal discharge for peak performance. 'E6' captures the sophisticated essence of 'E3', providing advanced discharge control for the most complex system demands.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our dependable and secure selection, including G12-12VDC, engineered for safety and reliability in the most demanding applications. Each option is crafted to deliver specialization and security you can trust.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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