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 - This pump stands as the foundation of relentless excellence, delivering a seamless and stable workflow that elevates your system to a masterpiece of innovation. Revel in unmatched reliability and empower your machinery to operate with extraordinary precision.;
HLPSV: Variable Displacement Pump - The epitome of adaptability and forward-thinking, this pump showcases superb versatility to meet a broad spectrum of operational demands. Its cutting-edge design ensures smooth transitions and premium control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in crafting a steadfast operational framework. Designed with careful attention to detail, these specifications ensure superior performance and robust dependability across applications, forming a solid base for enduring success.:
2-G3/8; This design exemplifies compact efficiency, fostering streamlined operations with pinpoint accuracy. Expertly engineered for space-limited environments, it assures exemplary performance without any concessions.
3-G1/2; Constructed for resilience and reliability, this component serves as a powerful backbone for your system's longevity. Designed to endure challenging conditions, it offers consistent durability and performance.;
4-G3/4; Equipped with advanced connectivity, this component provides superior control and integration. Its sophisticated design enhances system efficiency, elevating overall operational prowess with elegance.;
5, 55-G1; Ensuring exceptional flow rates for high-demand situations, this component delivers consistent and vigorous performance. Crafted for excellence, it effortlessly addresses high-pressure challenges with precision.;
6-G1 1/4; Delivering extraordinary performance, this component excels in demanding environments. Engineered to exceed expectations, it establishes new standards in power and capability, tackling challenging tasks with ease.;
(3) Additional Components and Specifications - Amplify your system capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock unprecedented performance, cultivating operations into a benchmark of success.:
C,Standard Type - A reliable foundation, meticulously designed to fulfill essential operational requirements. This component provides steadfast support and unmatched reliability, empowering your system to reach its highest potential.;
G,Throttle Valve (For HLPSL only) - Achieve mastery in control to enhance your system's efficiency. This valve fine-tunes operations for optimal effectiveness, ensuring each component functions in concert for the best results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve refines flow management, ensuring exceptional performance and reliability. Exceeding traditional limits, it consistently delivers outstanding outcomes.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions meticulously tailored for a vast array of applications. Engineered with the highest precision to meet your exact needs, these options provide unmatched accuracy and perfect alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Showcase custom-engineered solutions that seamlessly integrate with your distinct operational demands. Enjoy customizable configurations that empower you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to extraordinary new heights: Skillfully crafted to boost your system's performance, providing unmatched control and extraordinary effectiveness that revolutionizes your operational 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 that ensures unmatched system efficiency and adaptability.D/F - Introducing a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly addressing every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Paramount of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that perfectly aligns with your specific requirements, delivering consistently 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, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from an expansive array of options: 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. Discover pre-selectable options, each offering unparalleled precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Explore an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output Flow Code for Ports A & B: Unleash unparalleled efficiency with our range of optimal maximum output flows available at 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each meticulously designed to deliver supreme performance and unwavering reliability.
(12) Secondary Pressure Limitation Options: Elevate safety and reliability with our precision-engineered pressure limitation choices, accurately calibrated in bar to give you peace of mind. Select 'N' for applications without pressure limiting protection for simpler tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is crucial, ensuring consistent reliability. For bespoke and independent control, choose 'A---B---', providing specialized management of ports A and B. Each choice is expertly crafted to uphold the highest standards of system integrity, ensuring your operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance operational excellence with a suite of customizable options designed for peak performance. For straightforward operations, select 'N' which requires no function ON/OFF or pressure outlet. For processes that demand enhanced control, 'X' combined with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, opt for 'A' for ON/OFF functionality on side A or 'B' for side B. Each option is meticulously crafted for maximum precision, efficiency, and operational supremacy.
(14) Operation Modes: Delve into our versatile operation modes, each crafted for outstanding precision and adaptability. 'A(1,2)' offers manual operation with a choice of long or short handle for ergonomic customization. 'E' delivers advanced electric proportional control, while 'EA(1,2)' blends this with manual operation for optimal adaptability. 'D' offers electric switching value control, with 'DA(1,2)' adding manual enhancements. Opt for 'M' for expert manual friction positioning using a long handle. For purely hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, ensuring complete control and mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, promising seamless system integration. Each selection ensures unmatched adaptability, delivering peak performance across various systems and operational needs, keeping your system at its pinnacle.
(16) End Plate Options: Explore our expertly designed end plate solutions, each crafted to meet high standards of functionality and adaptability. 'E1' establishes excellence with its external discharge of pilot oil and oil return control port T. 'E2' enhances capabilities with an additional port Y, providing added flexibility. 'E3' is engineered for superior performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, guaranteeing superior functionality and dependability.
E4 mirrors 'E1', showcasing cutting-edge internal discharge of pilot oil and a sealed port T for optimal efficiency. 'E5' combines the robust features of 'E2' with internal discharge for superior system performance. 'E6' embodies the sophisticated design of 'E3', offering advanced discharge control, ideal for the most demanding system needs, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our dependable and secure voltage options, including the G12-12VDC, expertly designed to deliver safety and reliability even in the toughest conditions. Our offerings provide customized solutions and security tailored to diverse applications, ensuring your system's stability and performance remain uncompromised.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 in the hydraulic industry, championing groundbreaking advancements and embodying the essence of excellence. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise committed to technological pioneering and superior quality. Our domain of expertise spans thorough research, avant-garde development, precise manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant, we continuously strive to elevate our standards, reinforcing our position as industry leaders.
At the core of our cutting-edge product range stands our flagship innovation, the Enhanced Safety Atex Valve. This masterpiece of engineering epitomizes state-of-the-art hydraulic system control, designed for flawless integration into construction machinery and robust heavy-duty equipment. Its significance is evident across critical applications: from life-saving emergency rescue operations and intricate tunnel engineering to ambitious mining endeavors and essential municipal service vehicle operations. Our unwavering dedication to forming strategic partnerships with leading domestic manufacturers accelerates the localization of key hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing with our attitude, retaining with quality'-we are devoted to crafting exceptional products, delivering unparalleled services, and offering groundbreaking solutions. Aspire to be a globally recognized, trusted supplier of premium hydraulic components, we persistently strive to set new standards 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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