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 essential component of unmatched excellence, this pump is the heart of a consistent and smooth operational flow, evolving your machinery into a marvel of precise engineering. Experience reliability like never before and empower your systems with precision that transforms. ;
HLPSV: Variable Displacement Pump - A paradigm of innovation and versatility, this pump offers remarkable adaptability, skillfully catering to diverse operational needs. Its progressive design enables smooth transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets unwavering reliability to shape a resilient operational foundation. Meticulously crafted, these specifications ensure excellent performance and enhanced dependability, offering a strong platform for success across all applications.:
2-G3/8; This design epitomizes compact efficiency, fostering streamlined operational efficiencies with utmost precision. Carefully engineered to thrive in space-limited settings, it ensures exceptional performance without any compromises.
3-G1/2; Built with strength and reliability, this component forms a strong backbone for your system's endurance. Designed to endure demanding conditions, it provides reliable durability and performance.;
4-G3/4; With advanced connectivity features, this component offers unmatched control and seamless integration. Its sophisticated design enhances system efficiency, boosting overall operational capabilities with elegance.;
5, 55-G1; Delivering superior flow rates for high-demand situations, this component ensures robust and consistent performance. Crafted for excellence, it tackles high-pressure challenges skillfully and efficiently.;
6-G1 1/4; Delivering extraordinary performance, this component thrives in challenging environments. Designed to exceed expectations, it sets new standards in power and capability, handling demanding tasks with ease.;
(3) Additional Components and Specifications - Propel your system capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock unprecedented levels of performance, transforming your operations into epitomes of success.:
C,Standard Type - A reliable foundation, meticulously built to fulfill essential operational demands. This component offers steadfast support and unmatched reliability, empowering your system to realize its full potential.;
G,Throttle Valve (For HLPSL only) - Experience precision control to boost your system's efficiency. This valve precisely tunes operations for peak effectiveness, ensuring every component works in sync for optimal outcomes.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve elevates flow management, driving extraordinary performance and reliability. Exceeding conventional limits, it consistently delivers outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Unleash unparalleled power with bespoke pressure control solutions designed for diverse applications. These precision-crafted options ensure unmatched accuracy, aligning seamlessly with your operational goals and meeting your unique needs.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that integrate harmoniously with your operational requirements. Enjoy customizable configurations that empower effortless achievement of desired outcomes with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control to unparalleled levels: Expertly designed to enhance performance, offering unrivaled control and exceptional effectiveness, transforming 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 for unmatched system efficiency and adaptability.D/F - Presenting an advanced, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision 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 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, specially designed for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Zenith of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully crafted to meet every application need, ensuring acquisition of a product that aligns perfectly 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; Featuring auxiliary 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 an extensive 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 unique needs.
(10) Valve core function symbols: Delve into a comprehensive 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 maximum output flows available: 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: Elevate your safety and operational reliability with our premium pressure limitation options, expertly calibrated to bar specifications for exceptional peace of mind. Choose 'N' for operations where pressure limiting isn't a concern, offering a streamlined approach to straightforward tasks. Opt for 'C' for simultaneous pressure limitation on actuator ports A & B, ensuring uniform performance and protection. For those requiring customized and independent control, 'A---B---' provides specialized management of ports A and B. Each option is crafted with precision to uphold the highest standards of system integrity, guaranteeing secure and efficient operations.
(13) Function ON/OFF and Pressure Outlet Options: Boost your operational capabilities with a range of customizable options engineered for optimized performance. For basic tasks, choose 'N' which requires no function ON/OFF or pressure outlet. For processes demanding advanced control, 'X' with C type pressure limitation is a superior choice, or select 'S/S1' with AB type pressure limitation for enhanced oversight. For electrical precision, 'A' offers ON/OFF functionality on side A, and 'B' on side B. Each option is crafted for maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our extensive range of operation modes, each designed with meticulous attention to achieve unmatched versatility and precision. 'A(1,2)' offers manual operations with customizable long or short handles to meet ergonomic preferences. 'E' features advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for heightened adaptability. 'D' provides electric switching control, enhanced by 'DA(1,2)' for manual augmentation. Opt for 'M' for expert manual friction positioning, complete with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, providing aligned or perpendicular options for complete system control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our expertly designed port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration and adaptability. Each option is crafted for superior adaptability, ensuring optimal performance across diverse systems and operational requirements, keeping your system at peak efficiency.
(16) End Plate Options: Uncover our high-performance end plate solutions, crafted to meet the highest standards of adaptability and functionality. 'E1' sets the standard with external pilot oil discharge and control port T oil return. 'E2' enhances flexibility with an additional port Y. 'E3', with a 2-position, 3-way magnetic ball valve, elevates system pressure to safety valve levels for advanced performance and reliability.
E4 reflects 'E1', offering advanced internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' integrates the robust capabilities of 'E2' with internal discharge for superior system performance. 'E6', echoing the sophisticated design of 'E3', provides advanced discharge control for the most demanding system requirements, ensuring your system remains at the forefront of efficiency and innovation.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our reliable and safe voltage options, including the G12-12VDC, designed to uphold safety and reliability even under challenging conditions. Our solutions are tailored for maximum security and stability in any application, ensuring your system's performance and integrity are never compromised.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 and excellence in the hydraulic industry. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly uphold our reputation as a national high-tech enterprise. Our passion fuels our pursuit of cutting-edge technological advancements and superior quality standards, positioning us as leaders in the field. Our outstanding capabilities span comprehensive research, state-of-the-art development, precision manufacturing, and strategic marketing of elite hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are dedicated to continually elevating our standards of excellence, solidifying our leadership position in the industry.
At the forefront of our revolutionary product offerings is the Enhanced Safety Atex Valve, a pinnacle of modern engineering. This state-of-the-art hydraulic system control is expertly designed for seamless integration into construction machinery and heavy-duty equipment. Its vital applications are indispensable, ranging from life-saving emergency rescue operations to intricate tunnel engineering, ambitious mining projects, and the operation of crucial municipal service vehicles. Our commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of key hydraulic components for premium mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are devoted to crafting exceptional products, delivering unparalleled services, and providing innovative solutions. Aspiring to gain global recognition as a trusted supplier of world-class hydraulic components, we consistently 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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