Immerse yourself in the revolutionary realm of hydraulic excellence with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are not mere components but a masterpiece of engineering ingenuity, epitomizing the pinnacle of cutting-edge hydraulic technology. Seamlessly fusing pressure, flow, and directional control into one cohesive, harmonious unit, these valves deliver unmatched performance and reliability across all applications. Comprising three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously engineered for integration into high-end hydraulic systems, essential for top-tier engineering machinery. They expertly control the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing extraordinary precision and control. Distinguished features include an elegant, compact design, exceptional energy efficiency, and the potential for stepless speed control. Moreover, they enable multiple actuators to operate simultaneously under varied loads, offering unparalleled performance and flexibility for any application.
The HLPSL valves are meticulously designed for systems with constant displacement pumps, ensuring unwavering and trustworthy performance in every situation. On the other hand, the HLPSV valves are expertly crafted for systems with variable pumps. While HLPSV valves may exhibit a slightly slower response, their outstanding energy-saving capabilities distinguish them, making them the perfect choice when efficiency is paramount. With cutting-edge engineering and a focus on energy conservation, HLPSV valves stand out as the premier solution for sophisticated hydraulic control needs, providing an impeccable blend of precision, reliability, and energy 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 steadfast cornerstone of dependability delivers unwavering and consistent performance, ensuring seamless and efficient operations throughout your system. Experience the pinnacle of reliability and performance, as this pump guarantees non-stop operations with an impeccable flow of precision and efficiency, fortifying your hydraulic needs.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers exceptional flexibility to cater to a wide spectrum of operational requisites. Equipped to handle varying demands, it adjusts effortlessly to deliver optimal performance, serving as a dynamic powerhouse in your hydraulic system.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge to create a steadfast operational framework: Discover a realm where accuracy meets robustness, crafting a foundation that supports unrivaled operational stability.:
2-G3/8; Crafted for compact efficiency, it is designed to support smooth and uninterrupted operational flows. Elevate your system's fluidity with this intelligent design, ensuring minimal disruption and productivity.
3-G1/2; Engineered for robust performance and dependability, offering a solid foundation for your system's integrity. With a structure built to withstand the toughest challenges, it guarantees the endurance that your operations demand.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control and enhances system integration. Connect and control with unmatched precision, integrating effortlessly into your advanced systems.;
5, 55-G1; With superior flow rates, it's perfect for high-demand applications, ensuring consistent and reliable performance. Achieve high efficiency and reliability, meeting the rigorous demands of modern industrial operations.;
6-G1 1/4; Delivering peerless performance, this component is expertly designed to thrive in challenging environments and tackle obstacles seamlessly. Dominate harsh environments with unmatched resilience, engineered to excel in the face of adversity.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights: Unleash the potential of your system with these expertly designed components, crafted to push boundaries and redefine performance standards.:
C,Standard Type - A foundation of reliability, meticulously crafted to meet essential operational needs. Built with precision, delivering steadfast performance for fundamental applications.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, thereby enhancing the system's overall efficiency. Harness ultimate control and efficiency, optimizing every aspect of your system's performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability. Master the art of flow control, achieving optimal pressure management for superior system reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering bespoke pressure control solutions tailored for diverse applications: Tailor the pressure dynamics to your exact specifications, offering a customized approach to meet all operational scenarios with precision.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering customized solutions to seamlessly align with your specific operational requirements. Choose your ideal pressure configuration to perfectly match your system's unique demands, ensuring seamless integration and optimal performance.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control: Revolutionize your system's efficiency with this state-of-the-art valve, delivering precise control and energy-saving benefits that redefine operational excellence.C - No magnetic ball valve; F - Normally open magnetic ball valve: Revolutionize your hydraulic system with this innovative valve, enabling seamless pump pressurization when powered and efficient unloading when unpowered. D - Normally closed magnetic ball valve: Experience enhanced hydraulic control by facilitating pump unloading when powered and optimal pressurization when unpowered.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve designed for secondary pressure (F50). This state-of-the-art feature guarantees advanced safety protocols, significantly enhancing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, fully accommodating a diverse range of hydraulic requirements. For seamless configurations, /NF represents no pressure limiting valve, meticulously tailored for HLPSV, ensuring impeccable pressure management across various applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence: Discover the ultimate in engineering craftsmanship with our product series.;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering marvel, expertly crafted to meet diverse applications, providing you with a product that aligns seamlessly with your precise needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered with precision for seamless integration and operation.
(9)Directional valve block inflow controller options: Select from a diverse array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional efficiency.
(10) Valve core function symbols: Discover a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to fulfill specific functional requirements.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to provide superior performance and reliability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, simultaneous pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all measured in bar, ensuring uncompromised system safety.
(13) Function ON/OFF and pressure outlet options: Tailor your system with options like: N, without function ON/OFF or pressure outlet; X, C type pressure limitation; S/S1, AB type pressure limitation; A, electrical ON/OFF on side A; B, electrical ON/OFF on side B, each option meticulously engineered for precise control and functionality.
(14) Operation modes: Indulge in a spectacular variety of operation modes that cater to your every need. Choose A(1,2) for manual operation, with the versatility of a long or short handle. Embrace E for electric proportional control's finesse, or opt for EA(1,2) for a seamless blend of electric and manual mastery. D offers the precision of electric switching value control, while DA(1,2) perfects this with manual operation. M provides manual friction positioning with a long handle's comfort, H brings pure hydraulic control with optimal oil port alignment, and F ensures precise hydraulic control with perpendicular pilot oil ports. Each mode is crafted with meticulous attention to deliver exceptional control and adaptability.
(15) Ancillary block port sizes: Experience unrivaled precision with our meticulously engineered port size options. Seamlessly adaptable and perfectly integrated, our expertly designed selections include /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option is crafted to offer supreme flexibility, ensuring they meet your specific requirements with unparalleled efficiency and sophistication.
(16) End plate options: Dive into a world of excellence with our bespoke end plate solutions. E1 is the standard model, boasting an external discharge of pilot oil and a control port T for oil return. Elevate your system with E2, offering an extra port Y for enhanced functionality. E3 epitomizes innovation with an integrated 2-position 3-way magnetic ball valve, lifting system pressure to peak safety valve standards when energized, delivering unmatched performance and reliability.
E4, modeled after E1, offers internal discharge of pilot oil with a sealed port T, while E5 mirrors E2's excellence with internal discharge capabilities. Experience the future with E6, capturing E3's advanced design. Each variant guarantees superior discharge control, ensuring your system operates with maximum efficiency and reliability.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our tailored solutions. Choose G12-12VDC for specialized applications requiring absolute safety and compatibility, leaving no room for compromise.G24: Opt for this robust choice that guarantees steadfast performance and unwavering reliability, ensuring your system performs impeccably.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Elevate your strategic choices with these options, engineered for maximum efficiency and adaptability across diverse and demanding environments.12: Synonymous with precision and reliability, expertly crafted for seamless integration into your systems, ensuring flawless performance.bb621436: The embodiment of excellence, serving as a benchmark in our trailblazing design, symbolizing our commitment to innovation.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with groundbreaking innovation and unparalleled excellence. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a distinguished national high-tech enterprise. Our expertise lies in the meticulous research, development, manufacturing, and sales of premium hydraulic components. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field.
Our enhanced Safety Atex Valve, the flagship product, embodies the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is vital for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing a pivotal role in localizing 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 resolute in our commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence worldwide.
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.
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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.
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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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