Behold the dawn of a revolutionary era in hydraulic technology with our cutting-edge HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These components are not just ordinary parts; they are the epitome of engineering excellence and groundbreaking hydraulic innovation. By flawlessly integrating pressure, flow, and directional control into one cohesive unit, our valves deliver exceptional performance and unwavering reliability across all applications. Crafted with the utmost precision, these valves comprise three essential functional modules: connecting blocks, directional valves, and end plates. Each module is meticulously designed for seamless integration into elite hydraulic systems, crucial for premier engineering machinery. These valves masterfully regulate the direction and velocity of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key features include a sleek, compact design, superior energy efficiency, and the capability for stepless speed modulation. Additionally, they enable multiple actuators to operate simultaneously under varying loads, delivering extraordinary performance and unmatched versatility across a wide range of applications.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring unwavering, reliable operations in every scenario. Conversely, the HLPSV valves are precisely crafted for variable pump systems. While they may exhibit a slightly slower response, HLPSV valves distinguish themselves with outstanding energy-saving capabilities, making them the perfect choice when efficiency is paramount. These valves, featuring state-of-the-art engineering and an eco-friendly design, stand as the ultimate solution for sophisticated hydraulic control needs. They combine impeccable precision, reliability, and energy efficiency into one seamless package, redefining excellence in hydraulic control.
| 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 resilient titan of performance reliability provides unwavering, consistent delivery, ensuring seamless and effective operations across your entire system.;
HLPSV: Variable Displacement Pump - The quintessential model of versatility and adaptability, this pump offers unparalleled flexibility to meet a wide array of operational demands with exceptional ease.;
(2) Connection Block Ports P & R Specifications - Where precision engineering meets reliability to form an enduring operational framework::
2-G3/8; Designed with compact efficiency in mind, it ensures smooth and unhindered operational flows.
3-G1/2; Crafted for robust performance and dependability, providing a strong foundation for sustaining your system's integrity.;
4-G3/4; With state-of-the-art connectivity, it offers superior control and enhances system integration seamlessly.;
5, 55-G1; With outstanding flow rates, it's ideal for high-demand applications, delivering consistent and reliable outcomes.;
6-G1 1/4; Offering unmatched performance, this component is expertly crafted to excel in challenging environments, overcoming obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to new heights of excellence::
C,Standard Type - A bastion of reliability, meticulously engineered to fulfill essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, significantly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions to meet diverse application needs with precision:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions that seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision:C - Revel in the streamlined efficiency of our no magnetic ball valve; F - Experience the innovation of our normally open magnetic ball valve, which seamlessly enables pump pressurization when powered and provides unloading when unpowered. D - Enjoy unparalleled functionality with our normally closed magnetic ball valve, which facilitates pump unloading when powered and pressurization when unpowered.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, designed specifically for secondary pressure (F50). This state-of-the-art feature guarantees advanced safety protocols, vastly enhancing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience breakthrough versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component epitomizes adaptability, fully accommodating a diverse range of hydraulic requirements. For seamless configurations, /NF signifies no pressure limiting valve, meticulously crafted for HLPSV, ensuring impeccable pressure management across various applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering marvel, expertly crafted to cater to diverse applications, providing you with a product that aligns seamlessly with your specific needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; complemented by ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, precisely engineered for flawless 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: Customize 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: Explore an exquisite selection of meticulously crafted operation modes designed for comprehensive and precise control. Choose from A(1,2) for manual operation with an optional long or short handle, E for electric proportional control, or EA(1,2), which merges electric proportional control with manual operation. Experience D's electric switching value control or DA(1,2), which combines electric switching value control with manual operation. M offers manual friction positioning with a long handle, H features pure hydraulic control aligning pilot oil ports with ports A and B, and F provides pure hydraulic control with perpendicular pilot oil ports.
(15) Ancillary block port sizes: Elevate your systems with our exquisitely engineered port size solutions, designed for seamless integration and adaptability. Select from our meticulously crafted options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each variant is tailored to deliver unmatched flexibility and exceptional efficiency, perfectly fulfilling your precise needs.
(16) End plate options: Discover our extraordinary suite of innovative end plate options. E1 features external pilot oil discharge with an external oil return control port T. E2 enhances functionality with an additional port Y, while E3 introduces a 2-position 3-way magnetic ball valve for elevated pressure at premier safety valve levels, ensuring superior performance and remarkable reliability.
E4, resembling E1, offers internal pilot oil discharge and a sealed port T. E5 mirrors E2's excellence with internal discharge capabilities. E6 takes inspiration from E3's forward-thinking design, assuring superior discharge control, peak efficiency, and optimal system performance.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and reliability with our expertly curated range. G12-12VDC is ideal for specialized applications demanding unwavering safety and compatibility.G24: The ultimate choice for steadfast performance and unwavering dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Amplify your strategic selection with these options, engineered for peak efficiency and adaptability across diverse and challenging environments.12: Exemplifying precision and reliability, meticulously tailored for flawless integration into your systems.bb621436: The code of excellence, establishing a benchmark in our innovative design.
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.
Introducing our enhanced Safety Atex Valve, the flagship product that epitomizes the pinnacle of advanced hydraulic system control. This expertly engineered masterpiece is designed for construction machinery and heavy-duty equipment, making it indispensable for critical applications like emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. With immense pride, we highlight our strategic collaborations with numerous leading domestic manufacturers, significantly contributing to 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 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 crucial period, we embark on comprehensive preparations and uphold the highest standards of quality control, ensuring each product reaches you in pristine condition. Our unwavering devotion to achieving your complete satisfaction with our impeccable delivery is our foremost commitment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer an exceptionally low minimum order quantity, providing you with the unique advantage of ordering as little as a single piece for sample verification. This flexibility empowers you to kickstart your projects effortlessly, catering precisely to your exclusive needs with utmost convenience and precision.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate your order by conveying your specific requirements or intended applications to us. We will then meticulously prepare a bespoke quote, tailored exclusively for your needs, either through your detailed inputs or our expert recommendations. Once the drawings are finalized and a deposit is made, we will formalize the order and commence production. We assure you that every specification will be met with precision, providing a seamless, customized solution that perfectly aligns with your vision.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 entirely possible. Please ensure that you formally notify us before production begins and confirm the design according to the sample we provide. This ensures your branding is represented with outstanding precision and excellence, perfectly embodying your identity.
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