Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels represent the pinnacle of hydraulic innovation, skillfully combining pressure, flow, and directional control into a singular, cohesive masterpiece. This ensures unmatched performance and reliability across every application. Typically composed 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, pivotal 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 designed for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. In contrast, the HLPSV valves are ingeniously crafted 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, providing 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 cornerstone of reliability and efficiency, this pump is your system's steadfast hero, ensuring unwavering performance and smooth operations. Feel the power of consistent dependability that keeps your machinery running like clockwork, day in and day out.;
HLPSV: Variable Displacement Pump - The embodiment of flexibility and versatility, this pump adapts effortlessly to a vast array of operational needs. Designed to embrace change, it provides seamless transitions and exceptional control, making it an invaluable asset for any dynamic environment.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability here, establishing a trustworthy operational framework: Each detail is meticulously crafted to offer impeccable performance, boosting reliability across all applications with confidence.:
2-G3/8; Crafted for compact excellence, it supports streamlined and seamless operations with grace. Perfectly engineered for precision, delivering superior performance even in the tightest of spaces.
3-G1/2; Built for strength and dependability, forming a robust foundation for your system's integrity. Engineered to last, it offers unwavering durability, even under the most challenging conditions.;
4-G3/4; Boasting advanced connectivity, it provides superior control and enhances system integration. Blending sophistication with efficiency, it elevates your system's operational capabilities.;
5, 55-G1; With superior flow rates, it's perfect for high-demand applications, ensuring consistent, reliable performance. Designed for excellence, it manages high-pressure challenges with remarkable ease.;
6-G1 1/4; Delivering unmatched performance, expertly crafted to thrive in demanding environments and overcome challenges with ease. It sets new benchmarks in power and performance.;
(3) Additional Components and Specifications - Elevate your system's capabilities: Discover the true potential of your operations with advanced components that redefine excellence and break new ground.:
C,Standard Type - A dependable and trusted foundation, meticulously designed to fulfill essential operational requirements. Offering unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing your system's overall efficiency. It ensures your operations are finely tuned for maximum effectiveness and performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Elevates flow management, driving remarkable performance and dependability to surpass traditional limits and deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Offering bespoke pressure control solutions for diverse applications: Tailored to your specific needs, providing precision control that aligns seamlessly with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Delivering custom-engineered solutions tailored to seamlessly align with your unique operational demands. Experience customizable configurations that ensure you achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your operational excellence with our expertly designed valve that optimizes system performance, delivering unrivaled control and unmatched effectiveness to transform your capabilities.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. Achieve precision tuning for unparalleled system efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with remarkable accuracy to maintain a specifically defined pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unparalleled heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control across diverse applications with supreme accuracy.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, impeccably crafted to address every application. Ensure you obtain a product aligned with your specific needs, 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; With 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 our comprehensive range: 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. Experience precision and exceptional efficiency, tailored to your specific needs.
(10) Valve core function symbols: Explore an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Discover a range of expertly crafted options tailored to meet your specific needs: 'N' for no pressure limiting protection, 'C' for concurrent pressure limitation of actuator ports A & B, or 'A---B---' for independent pressure limitation of ports A & B. Each choice is meticulously measured in bar, ensuring that your system's safety and reliability are never compromised.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with our customizable selections. Opt for 'N' for a straightforward configuration without function ON/OFF or pressure outlet. Choose 'X' paired with C type pressure limitation, or 'S/S1' with AB type pressure limitation for superior control. For specialized precision, select 'A' for electrical ON/OFF on side A, or 'B' for electrical ON/OFF on side B, each engineered for exceptional precision and performance.
(14) Operation Modes: Engage with a diverse array of operation modes, each crafted for versatility and precision. 'A(1,2)' offers manual control with options for long or short handles. 'E' introduces electric proportional control, while 'EA(1,2)' integrates manual operation for maximum adaptability. 'D' provides electric switching value control, with 'DA(1,2)' including manual operation features. 'M' is designed for manual friction positioning with a long handle. Experience proficiency with 'H' and 'F' for hydraulic control, featuring pilot oil ports aligned or perpendicular, ensuring comprehensive mastery over your system.
(15) Ancillary Block Port Sizes: Experience unmatched adaptability with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each designed for seamless integration and adaptability, ensuring optimal performance across a wide array of systems.
(16) End Plate Options: Delve into our meticulously designed end plate solutions. 'E1' offers standard external pilot oil discharge and an oil return control port T. 'E2' adds a port Y, enhancing flexibility. 'E3' introduces a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated to ensure peak performance.
E4, echoing 'E1', features an innovative internal pilot oil discharge with a sealed port T for enhanced efficiency. 'E5' mirrors the robust capabilities of 'E2' with internal discharge for peak performance. 'E6' embodies the sophisticated design of 'E3', providing advanced discharge control tailored for complex system needs.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure and reliable selection, including G12-12VDC, engineered for safety and dependability in even the most demanding applications. Each option is crafted to offer specialization and security.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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