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 - The cornerstone of unwavering excellence, this pump guarantees a consistent and smooth workflow, transforming your system into a finely-tuned marvel of engineering. Experience unparalleled dependability and empower your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and innovation, this pump offers extraordinary adaptability to cater to diverse operational requirements. With its forward-thinking design, it allows for fluid transitions and superior control, ensuring your system is always at the cutting edge of performance.;
(2) Connection Block Ports P & R Specifications - Experience the perfect fusion of precision and reliability, creating a solid operational framework. Crafted with unmatched attention to detail, these specifications ensure superior performance and reliability in all applications, laying a foundation for ongoing success.:
2-G3/8; This design encapsulates compact efficiency, enabling seamless operational excellence in constrained spaces. Masterfully engineered, it delivers outstanding performance without compromising quality.
3-G1/2; Built for strength and reliability, this component acts as a robust pillar for your system's resilience. It is crafted to endure the most challenging conditions, offering steadfast durability and performance.;
4-G3/4; With advanced connectivity, this component provides unparalleled control and integration. Its innovative design enhances system efficiency, boosting overall operational capability with precision.;
5, 55-G1; Delivering remarkable flow rates for high-demand applications, this component ensures robust and consistent performance. Designed for excellence, it seamlessly handles high-pressure challenges with precision.;
6-G1 1/4; Offering exceptional performance, this component thrives in demanding environments. Expertly engineered to exceed expectations, it sets new standards in power and capability, effortlessly addressing challenging tasks.;
(3) Additional Components and Specifications - Elevate your system capabilities with cutting-edge components that transform operational excellence. These advanced specifications unlock unprecedented levels of performance, turning your operations into the gold standard of success.:
C,Standard Type - A trusted foundation, meticulously crafted to meet crucial operational demands. This component offers steadfast support and unrivaled reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve unparalleled precision control to boost your system's efficiency. This valve finely tunes operations for peak effectiveness, ensuring every component harmonizes for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve elevates flow management, delivering exceptional performance and reliability that defies conventional limits, ensuring extraordinary results with every use.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with custom pressure control solutions tailored for diverse applications. Crafted with precision to meet your specific needs, these options provide unmatched accuracy and alignment with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Presenting custom-engineered solutions that harmoniously integrate with your unique 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 new heights with this innovation: Expertly crafted to boost your system's performance, offering 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. Precision tuning that provides unmatched system efficiency and adaptability.D/F - Presenting a cutting-edge, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with immaculate precision to uphold a specifically designated pressure value, significantly boosting advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of 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 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 reflects a masterclass in design, skillfully crafted to address every application, ensuring you acquire a product that seamlessly 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 exhaustive 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 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: Elevate your mining equipment technology with precision-engineered maximum output flows of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each flow rate is crafted to ensure unparalleled efficiency, delivering supreme performance and steadfast reliability, making it an indispensable choice for robust industrial operations.
(12) Secondary Pressure Limitation Options: Experience superior safety and reliability with our state-of-the-art pressure limitation options, precisely calibrated in bar for your convenience. Choose 'N' for operations that require no pressure limiting protection, perfect for straightforward tasks. Opt for 'C' for simultaneous pressure limitation on actuator ports A & B when consistent performance is critical. For specialized and independent management, select 'A---B---', offering tailored control of ports A and B. Each option is designed to maintain the highest standards of system integrity, ensuring secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with customizable options designed for peak performance. Select 'N' for operations that do not require function ON/OFF or pressure outlet demands. If advanced control is necessary, choose 'X' with C type pressure limitation, or 'S/S1' with AB type pressure limitation for superior process oversight. For electrically precise operations, 'A' provides ON/OFF functionality on side A and 'B' on side B. Each option is crafted with precision to ensure maximum efficiency and operational excellence.
(14) Operation Modes: Discover our versatile range of operation modes, each designed for exceptional adaptability and precision. 'A(1,2)' allows manual operation with long or short handle options, tailored to ergonomic preferences. 'E' delivers advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for optimal versatility. 'D' offers electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Select 'M' for manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive system control.
(15) Ancillary Block Port Sizes: Enhance system integration and performance with our engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless adaptability across various systems and operational demands, guaranteeing your system operates at its peak.
(16) End Plate Options: Our expertly crafted end plate solutions are designed to meet high functionality and adaptability standards. 'E1' offers external discharge of pilot oil with oil return control port T. 'E2' includes an additional port Y for enhanced flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety valve levels when activated, ensuring exceptional performance and reliability.
E4 mirrors 'E1', with advanced internal discharge of pilot oil and a sealed port T for efficiency. 'E5' integrates the robust features of 'E2' with internal discharge for superior system performance. 'E6' mirrors the sophisticated design of 'E3', offering advanced discharge control, perfect for demanding requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our robust and secure voltage options, including G12-12VDC, designed for utmost safety and reliability in challenging environments. Our solutions provide specialized and secure options tailored to any application, ensuring your system's stability and performance are 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 emerged as a beacon of innovation and excellence within the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we hold the prestigious title of a national high-tech enterprise. Our commitment to pioneering technological advancements and upholding superior quality standards is unwavering. Our exceptional expertise spans comprehensive research, avant-garde development, precise manufacturing, and strategic marketing of premium hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our dedication to elevating standards of excellence, thereby fortifying our position as industry leaders.
At the core of our groundbreaking product range is our flagship creation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes state-of-the-art hydraulic system control, designed for flawless integration into construction machinery and heavy-duty equipment. Its indispensable functionality spans critical applications, from life-saving emergency rescue operations and intricate tunnel engineering to ambitious mining endeavors and the operation of vital municipal service vehicles. Our commitment to forging strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to producing outstanding products, delivering unparalleled services, and offering innovative solutions. Driven by our global ambition to be acknowledged as a trusted supplier of premier hydraulic components, we continually strive to set new standards of excellence on the international front.
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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